CN101135419B - Multi-switch flashlight - Google Patents

Abstract

A flashlight includes a battery and two switches each being for operating a light emitting source of the flashlight. The switches are linked 3-way switches and have momentary-on functionality. There are contacts on an intermediate portion of the barrel for contact with a recharging device. There is a spring member between the switching device above the barrel and the top of the battery and a spring member on the base of the barrel at the bottom of the battery. An enlarged head is located above the barrel and there is the intermediate portion between the head and the barrel. The intermediate portion receives part of the first switch. The second switch is located in part of the tail cap of the flashlight.

Description

Multi-switch flashlight

Related application

It is the rights and interests and the priority of 60/807324 application in U. S. application, patent application serial numbers that the application requires on July 13rd, 2006, its disclosed content at this all in conjunction with as a reference.

Technical field

The present invention relates to a kind of flashlight.Relate in particular to a kind of flashlight that under relative mal-condition, uses.

Background technology

The structure of a lot of flashlights is known.In addition, structures rechargeable and rechargeable different flashlights are known.It is dissimilar that flashlight has, and conveniently is used under the mal-condition, and for example, the law enfrocement official uses, military and fire fighter's use.

Various known flashlights usually can not be as expected simply, produce cheaply, and have long service life simultaneously, be operated in ability under the harsh conditions and subject in the such validity feature of the emergency of necessity.

The invention provides a kind of flashlight, it makes the shortcoming of known flashlight reduce to minimum.

Summary of the invention

By of the present invention open, a kind of flashlight is provided, it makes the shortcoming of known flashlight reduce to minimum.

Ideally, flashlight can utilize one of staff or a plurality of finger or thumb to use first switch to come the console switch flashlight.Ideally, thumb or the palm area switch second switch by hand comes the operator torch.

Flashlight comprises the battery bucket, and the battery bucket has front end and tail end, and front end is relative with tail end.Flashlight has the battery bucket of elongation, and this battery bucket has the tail end switch, and it is a second switch.Front end at the battery bucket that extends has the lamp assembly, and it comprises lamp and the Light reflecting mirror that vertically points to away from the battery bucket that extends.The battery bucket of tail end comprises the tail end switch that is used for flashlight.The tail end switch that is used for flashlight on the battery bucket perhaps is used for the closing lid of bucket at tail end, be electrically connected by first switch and by battery pack in the bucket and lamp.

The battery flashlight is equipped with the housing parts with bucket, mid portion and head.Be provided with the head of expansion in the front of mid portion, it comprises lens and lamp, and this lamp is the LED bulb.

Flashlight is mounted with battery or battery pack.On housing, there is contact, is used for possible the recharging of internal cell.These are on the mid portion on the bucket, and bucket is relative with first switching device in mid portion.

Helical spring is arranged on the top of battery, and another helical spring is arranged on the bottom of battery.Spring keeps battery with the shock-absorbing pattern.Helical spring in the bottom is arranged between the tail end switch and battery of bucket bottom, can electrically contact with battery.Helical spring at the top is arranged between battery and the switchgear, and switchgear laterally is installed in barrel top mid portion of flashlight.The top helical spring also can electrically contact.

To further describe the present invention with reference to the accompanying drawings.

Description of drawings

With reference to following description, above-mentioned feature of the present invention and purpose will become more apparent in conjunction with the accompanying drawings, wherein identical reference number indication components identical, wherein:

Fig. 1 is the side view of flashlight, shows the top of the flashlight with first switch, and first switch is the interior horizontal switch of flashlight mid portion just.

Fig. 2 revolves the side view that turn 90 degrees the flashlight of watching with respect to Fig. 1.

Fig. 3 is the side view of flashlight, shows the lower view of flashlight, comprises terminal or is used for and recharges the joint that the unit is connected.

Fig. 4 is the bottom view of flashlight, shows the second switch of barrel tail end.

Fig. 5 is the front view of flashlight, shows the part of the apical head and the fixed lens of flashlight.

Fig. 6 is similar to flashlight shown in Figure 5 with Fig. 1 respectively to Figure 10.The LED housing parts of Fig. 6 flashlight in Figure 10 is relatively littler and short than the head of the flashlight of Fig. 1 in Fig. 5.The barrel section of Fig. 6 in Figure 10 is also little and short to the flashlight among Fig. 5 than Fig. 1.Generally speaking, the flashlight model of Fig. 6 in Figure 10 is relatively littler to the flashlight among Fig. 5 than Fig. 1.

The angled view of the flashlight that Figure 11 is Fig. 1 in Fig. 5.

The angled view of the flashlight that Figure 12 is Fig. 6 in Figure 10.

Figure 13 is the exploded view of Fig. 6 to the flashlight of Figure 10 and Figure 12.This exploded view is illustrated in the end section that has second switch in the tail end cover, and the battery case on the second switch, wherein places the barrel section of battery.Show first switch that in housing, removes after the button cover.Show forward direction and extend the head that decomposes the lens of position between the top of switching mechanism and head.

Figure 14 is the exploded view of flashlight tail end cover, show tail end cover, inside spin support base structure and switching mechanism, the top structure of button spring activator switch element and cooperation or switchboard, spring is arranged in fact on the top structure plate, and the structure of both slave plates or setting is extended contact to battery.

Figure 15 is the exploded view of first switch, just, is arranged in the housing mid portion or near horizontal switch.Laterally switch has two supporting structural details, is provided with spring erection column plug pin structure with said elements, and this structure is worked with one or more spring mechanism.This pin is outwards biasing usually.From the horizontal first switch point backward, have three contact rings at least, they point to battery case.

Figure 16 is the top view of first switch, does not promptly have the horizontal switch of battery case there.

Figure 17 is the side view of first switch, and it is the side view that rotates 90 degree with respect to the Fig. 6 that does not have battery case.

Figure 18 is the decomposition diagram of lens arrangement and configuration, show speculum, speculum in being installed in shell and with the bottom of spring element stationary mirror.Lamp is the LED configuration.

Figure 19 is the perspective view of assembling form of the housing unit of expression fixed lens and mirror structure and configuration.

Figure 20 is the side sectional view of the middle casing part of lens arrangement and configuration and fixed lens structure and configuration.

Figure 21 is an isometric view, show the second switch of flashlight tail end, middle battery pack and at first switch of the second switch head of flashlight tail end, the middle battery pack and first switch have the shell point backward of first switch of three terminal branch along battery pack or box towards the head of flashlight.

Figure 22 is the isometric view of observing from behind, shows tail end switch, battery pack and points to first switch of terminal along battery housing backward.

Figure 23 is the side view from the battery pack top view, shows tail end switch or second switch, battery pack and first switch, promptly horizontal switch.Connect terminal along the battery pack orientation.

Figure 24 is the side view of second switch, battery pack and horizontal switch configuration, and second switch also is the tail end switch.Figure 24 is that the view with respect to Figure 23 revolves the view that turn 90 degrees.

Figure 25 is the view of the battery pack of watching from behind.

Figure 26 is the view from the battery pack of watching previously.

Figure 27 is the side schematic view of flashlight, and 3 in the indication circuit opened to switch and flashlight.

Figure 28 is the side schematic view of flashlight, and 3 in the indication circuit closed to switch and flashlight.

Figure 29 is similar to the flashlight of Fig. 6 to Figure 12 and Fig. 1 to Fig. 5 and Figure 11 respectively to Figure 34 and Figure 35 to Figure 40.Outside configuration is different, mating surface in the outside of bucket has grenade type outside.

The specific embodiment

Flashlight comprises the housing that holds battery, and housing has longitudinal axis, top and bottom.Head is arranged on housing, and head has speculum and light emitting source.Contact point below the head is used for being connected with the contact point that recharges equipment.Have at least one 3 to switch, switch is operated with selection mode, inwardly and outwards moves with respect to housing, opens and closes the circuit between battery and the light emitting source.

Under a kind of form, have at least two switches, better, 3 are used for opening and closing selectively circuit between battery and the light emitting source, the primary importance of first switch on flashlight, the diverse location of second switch on housing to switch.First switch is a side switch, and second switch is the afterbody switch.3 functions to switch allow to utilize side switch to open flashlight, utilize the afterbody switch to close flashlight, and vice versa.At least one switch is that two switches utilize moment open function operation better, moment open function be when operating under the Manual pressure of switch at scheduled volume, open flashlight, when Manual pressure reduces to when being lower than scheduled volume, close switch.

Under a kind of form, between the switch that opens and closes the circuit between battery and the light emitting source, have circuit, light emitting source is LED.Led module comprises radiator, selectively, can also comprise the metal-core printed circuit board that is used for allowing to receive different LED, and speculum is the part of module.Led module comprises aluminium radiator, is used for heat treatment as the part of led module.

Have circuit board, this circuit board has at least one in the hot fold back of the body and the short-circuit protection, and speculum is replaceable to be second speculum, and second speculum has the feature different with first speculum.

Have first spring, extend to top of battery downwards in its zone from first switch, and second spring between the bottom of the bottom of battery and housing.Electric contact piece connects, its along the side of bucket inside from the contact point of battery bottom guiding to luminous source; The light emitting source module comprises and is used for heat treated radiator.

Have stud-shape first contact element between switchgear and battery top, it is the part of circuit; First spring contacts with the top of battery; Second spring between battery bottom and housing bottom is the part of forming circuit not.

The lamp assembly of described front end that is positioned at the battery bucket of described elongation comprises light emitting source and light emitting source speculum, and the light emitting source speculum vertically points to away from the battery bucket of elongation; Light emitting source can be Zenon bulb (Zenon bulb) or LED.

Flashlight of the present invention can be used to the market of enforcing the law.Can use Zenon bulb (Zenon bulb) or LED scheme.

The characteristics of this flashlight are that it has two 3 to switch, i.e. first switch, side switch or horizontal switch, and second switch, i.e. afterbody switch.Some police like side switch, and other people like the afterbody switch.(for example, under the operation situation) needs to use the afterbody switch under some occasion; When the another hand is held pistol, need to use the afterbody switch.3 functions to switch allow the user to utilize side switch to open flashlight, utilize the afterbody switch to close flashlight, and vice versa.When the user forgot that activating which switch opens flashlight, these characteristics were useful.One or more a plurality of finger or thumb can be used for this.

Another characteristics are that two switches have moment open function (momentary ON function).When switch is pressed, moment open function open flashlight, when release-push, it closes flashlight.3 is common to switch, and for example, in family's passageway lighting, yet neither one utilizes moment open function operation in these.

Flashlight has two 3 to switch.Two 3 to switch, have selectively in flashlight or do not have the moment open function, and two 3 at least one has the moment characteristics in switch selectively, and this is useful.

The afterbody switching manipulation is connected to the contact point on the battery assembly of side switch, does not serve any function of battery better, but in other cases can with galvanic action.

Led module can comprise aluminium radiator, and its part as led module is used for heat treatment.Metal-core printed circuit board (MCPCB) is used for receiving different LED supplier's LED pin.Speculum is modularized design, and built-in circuit board has the hot fold back of the body and short-circuit protection.Magnifier module can enough different speculums swaps out, with for different angles and further feature.Integrated heat spreader with LED is the part of LED unit.Further, Circuits System should be when overheated, and circuit reduces for example 50% more low-power, but still can work.Because circuit board is general, it can be fit to different LED unit.Circuit can have different configurations and/or layout.

Flashlight 100 comprises staving part 102, zone line 104 and top 106.Bucket 102 is connected with afterbody lid 108, and head part 110 is connected with top 106.At mid portion 104, partly first construction of switch 112 is arranged to the place that bucket 102 extends, it is a button 116, is used for as arrow 118 indications with the length lateral operation of mode up and down with respect to flashlight.The outside of bucket has holds structure or sleeve 120 and clamps with user's hand promoting.Below bucket 102, have plate 122, be used for and the equipment that recharges interacts with terminal 124, like this flashlight can with the mode of any satisfaction with recharge the unit and be connected.In other cases, flashlight can not be to recharge flashlight, and different cell arrangement can be used in the flashlight.

The entire cross section of afterbody cover 108 and barrel section 102 is relative more less than the head part 110 of flashlight.The base of afterbody lid has button cover 198, and it is used for such inside and outside mobile shown in arrow 128.Second switch is in the afterbody operation of the housing bucket of flashlight 100.The element 110A that the top of the head 110 shown in Figure 35-40 or bizet have rise and the element 110B of indentation, the element 110A of rise and the element 110B of indentation arrange circumferentially at interval around head 110.

Head 110 is fixed lens and mirror arrangement in the zone of numeral 130 indications.

Shown in exploded view, battery pack 132 has shell or epitheca 134, has terminal 136 and 138 and 140 on the epitheca around the battery pack.

Button 116 is installed in the interior cavity 140 of flashlight staving.Flange 142 at the bottom periphery that covers prevents that button from outwards moving from bucket, and helps the sealing flashlight structure.

First switch, transverse side switch just comprises the casing member 143 and 144 of two plastic constructions, they closely cooperate at interface 146 and 148 respectively.Element 143 has hole 150, can enter by this hole button 152, moves upward at the upper and lower shown in arrow 118.Spring 154 partly is assemblied in button spindle or sells in the hollow space in 152, and multicomponent ring and connector construction be all by numeral 156 indications, and it interacts with second set of pieces by numeral 158 indications.Bar 152 can rotate as arrow 153 indications.

By these parts, the character of these configurations is when button 152 is compressed, and causes the rotation of one or more parts, and for example, parts 160 are with an action in three kinds of modes.Console switch 112 is closed battery circuit, is opened battery circuit, perhaps operates in the moment enable possition.

Extending back from construction of switch housing 143 and 144, is respectively the contact branch 162,164 and 166 of three elongations.These branches are in a kind of circuit and suitable mode of closing of battery pack of making, and contact with the outside of the shell of battery pack 132.

In order to combine with lens arrangement in head 110, spring 168 points to switch 112 forward.Another spring 170 combines with suitable manner with the top of battery pack equally.Button 152 is covered by lid 116 where necessary.

Shell 172 on the flashlight mid portion and be used for comprising column part below the head 110 of lens arrangement, it combines with female thread portion 174 and is used for meshing on the top section of bucket, and bucket has male thread portion.It also comprises male thread portion 176, is used for meshing with the female thread portion of head 110.

Shell 172 is radiator connectors, holds to have the independently housing of the speculum 178 of brass jar part 180, and brass jar part 180 is installed in the middle casing 172 at the top that is close to bucket.Parts 178 are installed in the mid portion of contiguous head 110.

Lens 182 comprise reflection housing 178, and reflection housing 178 has reflecting surface 184, and reflecting surface 184 has the core of the speculum that is positioned at LED186 or other light source.Spring structure 188 on brass rivet provides suitable elasticity to equipment, perhaps also needs attenuator.It can also or can be other parts by the circuit of jar 180 as electric terminal wherein.Spring structure also can be installed with the part of contact plate, and in the front of contact plate converter board assembly unit and LED/MCPCB unit is arranged successively.Silicon O shape ring is installed on the screw thread 176.In the back, the heat conduction compound is applied between the inner threaded surface of speculum housing 178 and parts 172.

Afterbody lid 108 comprises internal thread 190, is used for external screw thread on the bottom of bucket engagement bucket 102, and screw thread 190 also meshes the external screw thread 192 of the housing 194 of second switch 196.Second switch 196 comprises cover cap 198, and it covers rotatable pin rod 200, and pin rod 200 is a hollow, since mounting spring device 202, promote it to move to the inward-outward direction shown in the arrow 204.The multimachine structure all is expressed as numeral 206, and it takes on the part of the switch configuration of second switch 196.

Housing 194 has the housing 208 of cooperation, and its top with housing 194 cooperates so that interface 210 meshes with suitable manner with interface 212.Between these two elements and in interface, the different elements that is not arranged on the switch in the structure is such: inside and outside when mobile according to arrow 204 when it, rotatable relatively pin rod 200 also is rotatable relatively according to arrow 214.This is similar to rotatable bar 152, and it is rotatable according to the direction shown in the arrow 153.

Be installed on the forward direction on the surface 216 of housing 208, spring 218 is used for the bottom engagement with battery pack 132.Two contact plugs 220 and 222 are also arranged respectively, and it is used for being electrically connected with battery case.These sell the circuit between the LED186 that is closed in battery and the lamp holder in needs.It perhaps is necessary circuit that spring 218 provides, and provides elasticity between the flashlight different elements.

Switch 196 opens and closes circuit according to the operation of cover cap 198 by pin rod 200, and therefore opens or close LED.This is except having unlatching (ON) operation, in the assigned address moment unlatching of switch 196.The pressure of thumb or palm is applied to and covers on 198, and is applied to successively on the pin 200.

As shown in the figure, first switch 112 of battery pack 132 is towards the head of battery pack, and second switch 196 is towards the rear end of battery pack.

Battery pack 132 comprises the box around the battery or overlaps 224 that this cover is a LED lamp 196 and a part that is clipped to the conductance circuit between switch 112 and 196 by the battery branch.Terminal on the cover 224 provides the continuity of circuit.

It is to have open-to close 3 of (ON-OFF) position and open (ON) switch to switch and moment that electricity open-is closed (ON-OFF) switch.The press button driver is the rotary switch driver, and it can hinder the ON-OFF position of press button driver releasedly in the position of the selection of expecting.ON, OFF3 with moment ON switching function to the afterbody of switch in the OFF position, ON position and moment ON position operation.

Electric ON-OFF switch and rotatable switch driver with press button driver, operation influences and the electric ON of rotatable switch driver, the switch of OFF.The converter that vertically moves in the rotary switch driver comprises and vertically moves converter that if desired, releasable ON position blocks device extends from the press button driver of rotary switch driver to the ON-OFF position.This can with vertically move converter at OFF position blocks press button driver, and comprise mobile converter.

In moment the 3rd position, as long as external switch manually overcomes bias voltage and is maintained at towards the 3rd position of primary importance, electric light source will be opened (ON) moment.

Battery can be that battery or more batteries link together and supply with electric current.

Electricity ON-OFF switch has ON-OFF position button switch driver, and rotatable switch driver can be arranged.ON-OFF position button switch driver can be setovered to the OFF position, for example by biasing or terminal spring.Driver is manually driven the bias voltage that overcomes spring and is driven to electric ON position.

Switch can have cylindrical structural, and rotatable switch driver can be the powered actuator button on the bottom.Such actuator button or rotatable switch driver can be installed on the cylindrical switch bottom by matching thread.Actuator button or rotatable switch driver can move on cylindrical bottom portion to and fro, and same such actuator button or rotatable switch driver manually rotate in direction of rotation and against the rightabout that rotates.

Manually rotatablely moving of activation button or rotatable switch driver changes into from switch or ON position the vertically moving to release OFF position of closing.Therefore, for the OFF position of being locked, for example rotatablely move through release OFF position switch by rotation.This is converted to the motion that rotatable switch driver rotatablely moves by the OFF switch with rotatablely moving of rotatable switch driver.In rotatable switch driver, vertically move rotation converter, close driver from so optional turn-off and extend to ON-OFF position button switch driver.

In some cases, switch can be by one to two extra rotation of activation button or rotary switch driver process release OFF position, against activation is locked accidentally.Switch driver can comprise the elastomer dividing plate that is connected to activation button or rotatable switch driver and plunger, and preferably covers the assembly on the side.

Electric light source has housing, be included in the afterbody end and have the afterbody end of groove, and comprise the switch that is installed in the afterbody end groove, be used for stable primary importance, wherein electric light source is (OFF) that closes, the stable second place, and wherein electric light source is (ON) that opens, and the deflection primary importance moment the 3rd position so that electric light source only moment is opened (ON).As long as switch manually remains on such the 3rd position against the deflection primary importance.

Flashlight beam can use a LED or other lamp and mirror assembly, perhaps uses second lamp and the mirror assembly of selectable expectation.The light beam of the different structure that first lamp and mirror assembly and second assembly are used to expect.

First light beam and mirror assembly with first lamp can be removed, and selectively second lamp and mirror assembly can be replaced then.Having selectively then, second light beam of the different structure of second lamp and mirror assembly can use.Selectable second lamp is different with first lamp and mirror assembly with mirror assembly.

First sealed beam lamp has different light beam projecting unit with mirror assembly with respect to second lamp and mirror assembly.In flashlight, have common socket, be used for first sealed beam lamp and mirror assembly, and selectively, be used for second lamp and mirror assembly.These different assemblies can have identical screw thread, are used for selectively being installed in the coupling screw thread in the common socket.

The desired structure of light beam can be by suitable size marking, and the lamp in each assembly and the relative position of speculum, and perhaps other ways customary realizes.Extensible beam can be with first lamp and mirror assembly, and arrow beam of light selectively can be with second lamp and mirror assembly.

First lamp housing has expansion electric light source and mirror assembly light beam, is used for launching extensible beam.Second lamp housing has arrow beam of light emission electric light source and mirror assembly." expansion " is relative term with " narrow ", and just second optical beam ratio, first light beam is narrow.

Lamp housing can have similar spring terminal, is used for providing the energy content of battery to light source.For the purpose of damping, can provide additional spring.The combination valuably of the feature of the various aspects of the present invention.

Different light beams can provide energy by different electrical power, if desired, can provide different lamp and mirror assemblies, are used for different electrical power.For more multifunctionality, different sealed beam lamps and mirror assembly can combine with switching system.

Flashlight can comprise that the first light beam projecting lamp throws second lamp and mirror assembly with mirror assembly, different light beams, is used for the public socket of the first light beam projecting lamp and mirror assembly.Selectively, for second lamp and mirror assembly, these first lamps and one of second lamp and mirror assembly have the electric ON-OFF switch of lamp.In electric ON-OFF switch, have ON-OFF position button switch driver and optional turn-off and close driver, releasable ON position blocks device closes driver from optional turn-off and extends to ON-OFF position button switch driver.

One or two of switch can be electric ON-OFF switches, are used for one of them of first lamp and second lamp and mirror assembly.

Flashlight covers thumb and thenar by the thumb section switch, and it is circular protuberance, and by this protuberance, the bottom and the palm of thumb are continuous.

Flashlight with battery bucket provides the tail end switch for flashlight.Flashlight 100 comprises the battery bucket of elongation, and it has front end and the tail end relative with front end.The lamp assembly is positioned at the front end of the battery bucket of elongation, and comprises lamp and the Light reflecting mirror that vertically points to away from the battery bucket that extends.The battery bucket provides the tail end that is used for flashlight switch at its tail end.The tail end switch that is used for flashlight on the battery bucket is like this at tail end, and is electrically connected to lamp.

The lamp assembly can have lamp housing or at the basil screw thread of end section or the protrusion of battery bucket.The lamp assembly can be installed to by the alternate manner except screw thread on the battery bucket.

The lamp assembly can have the first and second lamp terminals that separate, and is fit to contact battery bucket and battery terminal respectively.The terminal spring can be used as damper, and guard lamp is applied on the lamp to prevent vibration, and prevents the impact that battery moves.Bulb can comprise LED or be connected incandescence filament between lamp terminal or the spring, is used for when depressing the tail end switch or laterally during switch, exciting by battery terminal.Spring can fix with a slice pottery or other electrically insulating material or retainer, and it can also be installed on lamp or the bulb.

The switching function of flashlight is not limited to the electricity or the mechanical switching device of any particular types.The tail end switch comprises the plunger of the end section that can contact bucket.The spring biasing plunger of battery terminal is away from the tail end of bucket.When plunger is encircled electric insulation with bucket by elasticity O shape, there is not electric current to flow to lamp from battery.Tail end cover or electrically insulating material or insulate with the battery bucket.

Switch element and rotatable or longitudinal switch combination of elements.In some cases, tail end cover can be arranged, it can be rotatable or differently with respect to the bucket cell moving, is lighted up to lamp.Then, by the relatively little pressure of flexible membrane or the excitation of other plunger, for example by finger, thumb or thumb zone, lamp or flashlight are lighted.The diaphragm or the plunger movement of required excitation flashlight, perhaps " touch " of flashlight for different people and hobby, rotates in advance with respect to bucket or other moves and is easy to adjust by the afterbody lid.

Flashlight comprises housing, its have basically rule, first transverse cross-sectional area between the top of the bottom of housing and housing.First transverse cross-sectional area is limited on the outside by eight-sided formation, and internal structure is substantially shaped as circular configuration.Housing comprises bucket.

The front of housing parts has the mid portion that is limited by second transverse cross-sectional area.The front of mid portion has the head of relative expansion.Outstanding on mid portion is included on one side, promptly flashlight is octagonal wherein on one side.Give prominence to and be used for partly hiding first switchgear.

Head comprises lens, and LED or other bulb are arranged in lens.Housing parts outer surface eight-sided formation can comprise two circumferential flanges.Flange is located substantially on the topmost portion of housing parts exterior circumferential.Flange also is positioned at the housing parts exterior circumferential towards base section.These flanges provide housing region, are used for holding the cover of outstanding, the pliable and tough and tensible of elasticity, and it can be installed in the circumferential groove that is formed between the flange.When the position between flange, the outer surface of cover flushes with the outer surface of housing parts basically.

Mid portion has second transverse cross-sectional area, and its first transverse cross-sectional area than housing parts is relatively large.Second transverse cross-sectional area extends through housing parts relatively to a side of the longitudinal axis, and these extensions assign to hold switchgear.

In the extension, transverse holes is provided, be provided with manual operation by this hole and move switch arm, perhaps switchgear or assembly pushes the lever pin button.Give transfer arm or push lever pin the switching mat button cover is provided.Can push the manual operation switch arm and activate the spring-operated switch module, so that close and open electrically contacting in the switchgear.The opposite end of switchgear is connected with electrically contacting of laterally pointing to respect to housing, just the mid portion below head.

Connect the outstanding and housing parts of extension of mid portion, have relative conical region.Connect and extend mid portion and head, also have conical region.Head so forms so that have the cross section more relatively large than mid portion.The relative longitudinal axis in the position of amplifier section is formed on the position at relative center.

The tail end of switchgear assemblies comprises one or more helical spring, and it points to battery.Therefore helical spring opposes each other, has hung the battery between the spring of shock-damping structure.One or more spring and battery electrically contact, and are electrically connected with the terminal of switchgear.

Push piston structure with the relief cock apparatus assembly when the motion arm of first switch and button, the circuit that connects battery and bulb is connected or interrupt switch apparatus assembly and interior the electrically contacting of switchgear assemblies.The operation of switch module is horizontal or relatively radially for the housing longitudinal axis of flashlight.Motion arm and button and plunger about axle relative radially or laterally operation, motion arm and button are located opposite from the radially relative position of contact terminal on the flashlight.

Switch module comprises plunger, and it is operated with one or more spring, the spring helically and be co-axially mounted on plunger around.Provide suitable contact to open, close and form flashlight circuit between battery and the LED bulb.

For first switch, provide suitable button pad to pin, be used for coming anodal the joint by user's finger.

Also there are much other forms in the present invention, and each is only differing from one another in detail.

For example, such situation can be arranged, around lens or bucket, have or do not have the damping cover.Arbitrary limit at battery is not a helical spring, and can be different structures, comprises rechargeable nickel-cadmium structure, can be that different form of springs comes to provide effective shock absorbing characteristics to arbitrary limit of spring.In other cases, not vertical flashlight, can be other dissimilar flashlight, each such flashlight is fit to different purposes.In some cases, one or more switch can right and wrong 3 to switch.

Usually, the structure of element has such character: the unit is impermeable relatively, so since, the structure of element and material is installed closely, so that common and even abominable relatively condition of work under, the water that enters enters into the relative difficulty with battery compartment in internal work district.

Though the present invention has described according to thinking the most practical and preferred embodiment at present, be appreciated that the present invention need not be confined to disclosed embodiment.In the spirit and scope of claims, can cover various distortion and similar device, its scope should be consistent with the wideest explanation, so that comprise all distortion and analog structure.The present invention includes any and embodiment all following claims.

Claims (12)

1. flashlight comprises:

Elongate member is used for holding power supply, and described member has front end and the tail end on the opposite end of described member, it is characterized in that: described elongate member is held light emitting source and is connected the three-way switch system of described power supply to described light emitting source;

Described three-way switch system has first switch that is positioned on the described sidewall, and wherein said first switch is compared the front end of more close described member with described tail end; With the second switch that is positioned on the described tail end, wherein, described three-way switch system allows to utilize the described flashlight of described first switch opens and utilizes described second switch to close flashlight, vice versa, wherein, in the described switch each also is independent of described another switching manipulation in described three-way switch system, so that the described light emitting source of switch independently;

Described first switch is a side switch, and described second switch is the afterbody switch;

Described first switch and described second switch all comprise and being electrically connected of described three-way switch system, and described first switch and described second switch are done in order to disconnect and to close at described three-way switch system between described power supply and the described light emitting source.

2. flashlight according to claim 1, in wherein said first and second switches at least one has the moment open function, open function was used for when the Manual pressure that is used to operate described switch reaches reservation threshold closed described three-way switch system and disconnected described three-way switch system when being lower than reservation threshold when Manual pressure is reduced to described moment.

3. flashlight according to claim 1, all has the moment open function in wherein said first and second switches, open function was used for when the Manual pressure that is used to operate described switch reaches reservation threshold closed described three-way switch system and disconnected described three-way switch system when being lower than reservation threshold when Manual pressure is reduced to described moment.

4. flashlight that comprises the elongation axial component that is used to hold power supply, described member has front end and the tail end on the opposite end of described member, and the sidewall between described front end and described tail end, it is characterized in that: described elongate member hold be used for along the axial radiative light emitting source of described elongate member be connected the three-way switch system of described power supply to described light emitting source;

Described three-way switch system has first switch that is positioned on the described sidewall, and wherein said first switch is compared the front end of more close described member with described tail end; With the second switch that is positioned on the described tail end, wherein, described three-way switch system allows to utilize the described flashlight of described first switch opens and utilizes described second switch to close flashlight, vice versa, wherein, in the described switch each also is independent of described another switching manipulation in described three-way switch system, so that the described light emitting source of switch independently;

Described first switch is a side switch, and described second switch is the afterbody switch;

Described first switch and described second switch all comprise and being electrically connected of described three-way switch system, and described first switch and described second switch are done in order to disconnect and to close at described three-way switch system between described power supply and the described light emitting source;

Described three-way switch system connects the electrically contacting to the described light emitting source of described power supply; With

Wherein said first and second switches all comprise the moment open function, open function was used for when any the Manual pressure that is used to operate described switch reaches reservation threshold closed described three-way switch system and disconnected described three-way switch system when being lower than reservation threshold when Manual pressure is reduced to described moment.

5. according to each described flashlight among the claim 1-4, wherein said light emitting source is LED.

6. according to each described flashlight among the claim 1-5, wherein said power supply is a rechargeable battery, and wherein, described rechargeable battery comprises the battery pack of a part that is the three-way switch system between described first switch and described second switch.

7. according to each described flashlight in the claim 1 to 6, wherein said elongate member, described front end and described tail end are the substantial cylindrical members.

8. according to each described flashlight in the claim 1 to 7, wherein, in described first switch and the second switch at least one be by towards off status biasing, make described biasing must be employed greater than described reservation threshold so that in described first switch and the described second switch at least one overcome from the pressure that described off status changes over out state.

9. according to each described flashlight in the claim 1 to 8, wherein, have at least two operator schemes:

First pattern is an on-mode, and described first on-mode acts on in described first switch and the second switch at least one by pressure and the pressure that discharges subsequently in described first switch and the second switch at least one excites; With

Second pattern is an on-mode, and described second on-mode excites by keeping the pressure at least one of described first switch and second switch, and wherein, described second on-mode is different from described first on-mode.

10. the method for an operator torch, described flashlight comprises the main component that is used to hold power supply, described main component has front end and the rear end on the opposite end of described main body, and the sidewall between described front end and described rear end; Be used to engage the head of described front end; Be used to engage the afterbody of described rear end; Be used for radiative light emitting source at described front end; Be used to connect the circuit of described power supply (132) to described light emitting source, described circuit has first switch and second switch, it is characterized in that: utilize described first switch to open the light emitting source of described flashlight and utilize described second switch to close described light emitting source by described circuit, vice versa, be independent of in the described switch of another switching manipulation each so that the described light emitting source of switch independently

Apply at least one to described first switch and the described second switch of first pressure any go up up to first reservation threshold with the described circuit of closure and as moment open function open described light emitting source and be used for when Manual pressure reduces to be lower than described reservation threshold, disconnecting described circuit; With

With described moment open function operate in described first switch and the described second switch at least one.

11. method according to claim 10, wherein, in described first switch and the second switch at least one be by towards off status biasing, make described biasing must be employed greater than described reservation threshold so that in described first switch and the described second switch at least one overcome from the pressure that described off status changes over out state.

12., wherein, have at least two operator schemes according to each described method in the claim 10 to 11:

First pattern is an on-mode, and described first on-mode acts on in described first switch and the second switch at least one by pressure and the pressure that discharges subsequently in described first switch and the second switch at least one excites; With

Second pattern is an on-mode, and described second on-mode excites by keeping the pressure at least one of described first switch and second switch, and wherein, described second on-mode is different from described first on-mode.

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