CN104583595A - A compressor comprising a cylinder head - Google Patents
A compressor comprising a cylinder head Download PDFInfo
- Publication number
- CN104583595A CN104583595A CN201380029671.4A CN201380029671A CN104583595A CN 104583595 A CN104583595 A CN 104583595A CN 201380029671 A CN201380029671 A CN 201380029671A CN 104583595 A CN104583595 A CN 104583595A
- Authority
- CN
- China
- Prior art keywords
- cylinder head
- valve platform
- compressor
- flange
- injection moulding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/125—Cylinder heads
Abstract
A compressor (1) comprising: a casing (2) carrying the components therein, a cylinder (3) wherein the compression process is performed, a cylinder head (4) disposed on the cylinder (3), and a valve plate (5) situated between the cylinder (3) and the cylinder head (4). The cylinder head (3) is formed on the valve plate (5) by overmolding method, thereby forming a single piece.
Description
Technical field
The present invention relates to a kind of compressor comprising cylinder head be used in cooling unit.
Background technique
Totally-enclosed compressor for family type refrigerator is included in the cylinder wherein performing compression process, and air-breathing chamber and exhaust chamber are arranged on cylinder head wherein, and is arranged on the valve platform between cylinder and cylinder head.The methods such as cylinder head employing is such as threaded are fixed on valve platform.
In cylinder by compress, the refrigeration agent of the pressure and temperature with increase is disposed in the exhaust chamber of cylinder head after leaving cylinder.The temperature of cylinder head increases along with the effect being filled in cylinder head the refrigeration agent with high pressure and high temperature.Cylinder head becomes when made from plastics material along with high-temperature effect deformation.Therefore, between valve platform and cylinder head, gap is created.Therefore, between cylinder head and valve platform, define the refrigeration agent to external environment condition and heat path.Therefore, adversely have impact on compressor efficiency and performance.
In international patent application No.WO2010133503, describe a kind of compressor, there is the cylinder head be made up of plastic materials, the framework be made up of metallic material, be embedded at least some of cylinder tegmental wall, and cylinder head is formed by being coated on framework by plastic injection molding process.
Summary of the invention
The object of the invention is to realize a kind of compressor, wherein prevent the path of refrigeration agent and heat.
In order to realize object of the present invention and the compressor illustrated in the following claims comprises the valve jacket wherein carrying parts, perform the cylinder of compression process wherein, be arranged in the cylinder head on cylinder, valve platform between cylinder and cylinder head, the fluid filling being pumped circulation wherein, be positioned at least one exhaust chamber below cylinder head, and the circulation of fluid be inhaled into is filled at least one air-breathing chamber wherein.
In compressor of the present invention, cylinder head is formed on valve platform by coating and injection moulding method.Valve platform is placed in a mold after the fabrication.Plastic injection is being positioned on the valve platform in mould, and cylinder head produces on valve platform.Therefore, cylinder head is made into can be separated to damaged with valve platform.Cylinder head contacts completely each other with valve platform in the face of surface each other and is prevented from separated from one another.Therefore, prevent refrigeration agent by leaking to external environment condition between cylinder head and valve platform.By integrated valve platform and cylinder head, provide the facility of assembling.In addition, heat harmony cent during flow of refrigerant is prevented to be dissipated to external environment condition.
In an embodiment of the present invention, compressor comprises the valve platform be made up of metallic material and the cylinder head be made up of plastic materials.Cylinder head and valve platform are by coating and injection moulding methods combining.The Integrated manufacture of different materials is possible by coating and injection moulding method.
In an embodiment of the present invention, compressor comprises at least one opening, makes cylinder head pass through to fill this opening and be fixed to valve platform when applying valve platform.During coating and injection moulding, the opening be positioned on valve platform also adopts plastic materials to fill, and therefore prevents cylinder head to be separated with valve platform as the result of any type power.
In an embodiment of the present invention, aperture arrangement is on the surface relative with its wall between air-breathing chamber and exhaust chamber of valve platform.Opening is filled during coating and injection moulding.
In an embodiment of the present invention, compressor comprises at least one flange, around the side of valve platform.Flange almost embeds completely in cylinder head during coating and injection moulding technique.
In an embodiment of the present invention, flange extends perpendicular to the plane of valve platform on valve platform.Flange keeps almost complete in cylinder head.
In an embodiment of the present invention, compressor comprises cylinder head, and it has and to be positioned in cylinder head and around at least one shell of flange.Shell is comprehensively around flange.Shell makes cylinder head closely be attached to valve platform.
In an embodiment of the present invention, flange is at least in part around cylinder head.Cylinder head remains in flange.
In an embodiment of the present invention, flange is parallel to the direction extension of the plane of valve platform.Flange almost embeds completely in cylinder head after coating and injection moulding technique.
In an embodiment of the present invention, compressor comprises at least one opening be arranged on flange.When performing coating and injection moulding technique on valve platform, opening adopts plastic materials to fill.
In an embodiment of the present invention, compressor be included on the side of valve platform, be positioned at perpendicular in plane each other and at least two openings intersected with each other.Therefore, cylinder head is provided closely to be attached to valve platform.
In an embodiment of the present invention, compressor comprises at least one air suction silencer, has the closed volume of hollow, which provides the noise alleviation manufactured the pump period at refrigerant fluid.Refrigeration agent is by flowing through air suction silencer and air-breathing chamber and arriving cylinder.In the end of compression process, there is the refrigeration agent increasing pressure and temperature and be disposed in the exhaust chamber of cylinder head after leaving cylinder.Flow through air suction silencer by refrigeration agent and decay and be derived from the sound of flow of refrigerant.
In an embodiment of the present invention, compressor comprises at least one helmet cap, and air-breathing chamber is arranged in wherein, helmet cap to be arranged on air suction silencer and with cylinder head one-body molded manufacture.Therefore, the leakage between cylinder head and helmet cap is prevented.In addition, do not need additional element that helmet cap is integrated into cylinder head.By cylinder head and helmet cap integrated and provide the facility of assembling.
In an embodiment of the present invention, air suction silencer and cylinder head manufacture one-body moldedly.Therefore, the leakage between cylinder head and air suction silencer is prevented.
In an embodiment of the present invention, compressor comprises at least one framework be arranged on valve platform.The framework be placed on valve platform adopts plastic coat.
By the present invention, achieve a kind of compressor, wherein cylinder head and valve platform in the face of surperficial No leakage each other contact each other.Manufacture cylinder head and valve platform by by coating and injection moulding method, there is no retention gap between which, and therefore prevent refrigrant leakage to external environment condition.
Accompanying drawing explanation
The compressor realized to reach object of the present invention illustrates in the accompanying drawings, wherein:
Fig. 1 is the sectional view of compressor.
Fig. 2 is the rear view of valve platform and cylinder head.
Fig. 3 is the exploded view of valve platform in an embodiment of the present invention and cylinder head.
Fig. 4 is the exploded view of valve platform, framework and cylinder head in an embodiment of the present invention.
Fig. 5 is the rear view of valve platform in an embodiment of the present invention.
Fig. 6 is the front elevation of valve platform in an embodiment of the present invention.
Fig. 7 is the exploded view of valve platform in an embodiment of the present invention and cylinder head.
Fig. 8 is the perspective view of valve platform in an embodiment of the present invention.
Fig. 9 is the rear view of cylinder head, valve platform, helmet cap and air suction silencer.
The mark of element shown in accompanying drawing is as follows:
1. compressor
2. valve jacket
3. cylinder
4. cylinder head
5. valve platform
6. opening
7. flange
8. shell
9. air suction silencer
10. helmet cap
11. frameworks
12. air-breathing chambers
13. exhaust chamber.
Embodiment
Compressor (1) comprises the valve jacket (2) wherein carrying parts, perform the cylinder (3) of compression process wherein, be arranged in the cylinder head (4) on cylinder (3), be positioned at the valve platform (5) between cylinder (3) and cylinder head (4), be pumped circulation of fluid be filled in wherein, at least one exhaust chamber (13) of being arranged in cylinder head (4) below, and the circulation of fluid be inhaled into is filled at least one air-breathing chamber (12) (Fig. 1) wherein.The refrigeration agent sucked from valve jacket (2) inside arrives chamber (3) by flowing through the air-breathing chamber (12) of cylinder head (4).In the end of compression process, the refrigeration agent with the pressure and temperature increased discharges and enters in the exhaust chamber (13) of cylinder head (4) after leaving cylinder (3).
Cylinder head of the present invention (4) is manufactured by implementing coating and injection moulding (sometimes also claiming double-material injection-molding) method on valve platform (5).Valve platform (5) is placed in a mold after the fabrication.Plastics are injected on placement valve platform (5) in a mold, and have manufactured cylinder head (4) on valve platform (5).Therefore, cylinder head (4) manufacture in case with valve platform (5) can be undermined be separated.By manufacturing the cylinder head (4) with valve platform (5) global formation, between cylinder head (4) and valve platform (5), there is no retention gap, and stop when the inside temperature of cylinder head (4) increases cylinder head (4) to be separated with valve platform (5).The efficiency of compressor (1) is improved by stoping the refrigrant leakage between cylinder head (4) and valve platform (5).In addition, the facility (Fig. 2) providing assembling as the cylinder head (4) of single part and valve platform (5) is manufactured.
In the growth of this embodiment, valve platform (5) is combined with cylinder head (4) by coating and injection moulding method.The cylinder head (4) separately manufactured and valve platform (5) adopt coating and injection moulding method and become one.The inside temperature being positioned at the exhaust chamber (13) of cylinder head (4) below is owing to having being increased by compressed refrigerant of elevated temperature and pressure from cylinder (3).By the cylinder head manufactured as single part (4) and valve platform (5), there is no retention gap at the point of contact place of cylinder head (4) and valve platform (5), thus provide anti-leak.
In an embodiment of the present invention, compressor (1) comprises the valve platform (5) be made up of metallic material and the cylinder head (4) be made up of plastic materials.The global formation manufacture of different materials is possible by coating and injection moulding method.In conjunction with cylinder head (4) and valve platform (5), there is no retention gap at the point of contact place of cylinder head (4) and valve platform (5) by by implementing coating and injection moulding method, thus providing anti-leak.
In an embodiment of the present invention, compressor (1) comprises at least one opening (6,106,206) be arranged on valve platform (5), during coating and injection moulding technique, make cylinder head (4) be fixed to valve platform (5) by filling.During coating and injection moulding technique, plastic materials is adopted to fill the opening (6,106,206) be arranged on valve platform (5).Therefore, cylinder head (4) is combined (Fig. 5, Fig. 6) inseparably with valve platform (5).
In an embodiment of the present invention, opening (6,106) is arranged in being arranged on the relative surface of wall between air-breathing chamber (12) and exhaust chamber (13) with it of valve platform (5).Opening (6,106) is filled during coating and injection moulding.Therefore cylinder head (4) is made to be attached to valve platform (5) more closely.
In an embodiment of the present invention, compressor (1) comprises and to extend from the side of valve platform (5) with the almost complete flange around valve platform (5) (7).During coating and injection moulding, flange (7) is almost around all by plastic coat.Extra surfaces for attachment (Fig. 4) is obtained by flange (7).
In an embodiment of the present invention, flange (7) is perpendicular to the plane of valve platform (5).After coating and injection moulding technique, flange (7) is almost fully extended in cylinder head (4).Flange (7) embeds in cylinder head (4) completely.Becoming is prevented from sliding with valve platform (5) shape all-in-one-piece cylinder head (4) departs from valve platform (5) (Fig. 7, Fig. 8).
In an embodiment of the present invention, compressor (1) comprise be arranged on cylinder head (4) upper, around the shell (8) of flange (7).During coating and injection moulding, the shell (8) wherein arranging flange (7) is formed in cylinder head (4) upper (Fig. 7).
In an embodiment of the present invention, flange (7) is almost complete in cylinder head (4).Flange (7) is arranged on the surface of the valve platform (5) adopting plastic coat.During coating and injection moulding, filling plastic is between the wall of flange (7).Flange (7) is by stoping cylinder head (4) upper mobile at valve platform (5) around cylinder head (4).
In an embodiment of the present invention, the direction that flange (7) is parallel to the plane of valve platform (5) from the edge, side of valve platform (5) extends, and is almost embedded in completely in cylinder head (4) after coating and injection moulding technique.During coating and injection moulding, adopt plastic coat flange (7) (Fig. 4).
In an embodiment of the present invention, compressor (1) comprises at least one opening (206) be arranged on flange (7).During coating and injection moulding technique, when filling opening (206), provide flange (7) to be closely attached to cylinder head (4).Therefore, flange (7) and cylinder head (4) are formed integrally and without the need to extra element (Fig. 4, Fig. 7, Fig. 8).
In an embodiment of the present invention, compressor (1) to be included on the side of valve platform (5), mutually to intersect and at least two openings (6,106) be positioned on orthogonal surface.By filling plastic opening (6,106) during coating and injection moulding.Therefore, the plastics in opening (6,106) merge, and make cylinder head (4) be closely attached to valve platform (5).Therefore, by stop cylinder head (4) and valve platform (5) in the face of surface each other due to from one or more surface applying any type power and being separated of causing, between cylinder head (4) and valve platform (5), there is no retention gap (Fig. 5).
In an embodiment of the present invention, compressor (1) comprises at least one air suction silencer (9), has hollow, closed volume, which provides the noise alleviation to producing in refrigerant fluid pump period.Refrigeration agent is by flowing through air suction silencer (9) and air-breathing chamber (12) and arriving cylinder (3).In the end of compression process, there is the refrigeration agent increasing pressure and temperature and discharge after leaving cylinder (3) and enter in the exhaust chamber (13) of cylinder head (4).Air suction silencer (9) is flow through and the decay provided the sound being derived from flow of refrigerant by refrigeration agent.
In an embodiment of the present invention, compressor (1) comprise be arranged on air suction silencer (9) upper and with the helmet cap (10) of cylinder head (4) one-body molded manufacture.Air-breathing chamber (12) is positioned at helmet cap (10).Between air-breathing chamber (12) and cylinder head (4), anti-leak is provided by cylinder head (4) one-body molded manufacture helmet cap (10).
In an embodiment of the present invention, air suction silencer (9) manufactures together with cylinder head (4) is during coating and injection moulding technique.Therefore, between cylinder head (4) and air suction silencer (9), retention gap is not had.In addition, prevent owing to separately manufacturing the dimensional changes and contingent height difference that air suction silencer (9) and cylinder head (4) cause, thereby eliminate anti-leak problem (Fig. 9) likely.
In an embodiment of the present invention, compressor (1) comprises and to be made up of metallic material and to be arranged in the framework (11) on valve platform (5).The framework (11) be placed on valve platform (5) adopts plastic coat by coating and injection moulding method.Therefore, cylinder head (4) intensity is given with cylinder head (4) integrated framework (11).When temperature and pressure increases, framework (11) increases the rigidity (Fig. 3, Fig. 4) of cylinder head (4).
By the present invention, achieve a kind of compressor (1), wherein prevent refrigeration agent and heat leakage by any gap of eliminating between valve platform (5) and cylinder head (4).Therefore, the efficiency of compressor (1) is improved.In addition, the facility of assembling is provided with valve platform (5) integrated cylinder head (4).
It should be understood that and the invention is not restricted to as above disclosed embodiment, and those skilled in the art can easily introduce different embodiment.These different embodiments also should regard as and fall in the scope of the claims in the present invention.
Claims (15)
1. a compressor (1), comprising:
-valve jacket (2), carries parts wherein,
-cylinder (3, perform compression process wherein,
-cylinder head (4), is arranged on described cylinder (3),
-valve platform (5), is positioned between described cylinder (3) and cylinder head (4),
-at least one exhaust chamber (13), to be arranged under described cylinder head (4) and to be filled with the circulation of fluid be pumped wherein, and
-at least one air-breathing chamber (12), is filled with described circulation of fluid wherein, it is characterized in that,
-described cylinder head (4) produces on described valve platform (5) by implementing coating and injection moulding method.
2. compressor according to claim 1 (1), is characterized in that, described valve platform (5) is made up of metallic material, and described cylinder head (4) is made up of plastic materials.
3. compressor according to claim 1 and 2 (1), is characterized in that, opening (6,106,206), being arranged on described valve platform (5), making described cylinder head (4) be fixed to described valve platform (5) by filling described opening during described coating and injection moulding technique.
4. compressor according to claim 3 (1), is characterized in that, described opening (6,106) is arranged in being arranged on the relative surface of wall between described air-breathing chamber (12) and exhaust chamber (13) with it of described valve platform (5).
5. the compressor (1) according to any one of Claims 1-4, is characterized in that, flange (7) extends so that almost complete in described valve platform (5) from the side of described valve platform (5).
6. compressor according to claim 5 (1), is characterized in that, described flange (7) perpendicular to the plane of described valve platform (5), and is almost fully extended in described cylinder head (4) after described coating and injection moulding technique.
7. the compressor (1) according to claim 5 or 6, is characterized in that, it is upper and around described flange (7) that at least one shell (8) is arranged in described cylinder head (4).
8. compressor according to claim 5 (1), is characterized in that, described flange (7) is almost complete in described cylinder head (4).
9. compressor according to claim 5 (1), it is characterized in that, described flange (7) extends along the direction of the plane being parallel to described valve platform (5) from the side of described valve platform (5), and is almost embedded in completely in described cylinder head (4) after described coating and injection moulding technique.
10. the compressor (1) according to any one of claim 5 to 9, is characterized in that, at least one opening (206) is arranged on described flange (7).
11. compressors (1) according to any one of claim 3 to 10, is characterized in that, at least two openings (6,106) are positioned on the side of described valve platform (5), mutually intersect and be positioned at perpendicular on surface each other.
12. compressors (1) according to above any one of claim, is characterized in that, air suction silencer (9) has the volume that hollow is closed, and which provides the noise alleviation to producing in refrigerant fluid pump period.
13. compressors according to claim 12 (1), is characterized in that, helmet cap (10) be arranged on described air suction silencer (9) upper and with described cylinder head (4) one-body molded manufacture.
14. compressors (1) according to claim 12 or 13, it is characterized in that, described air suction silencer (9) manufactures with described cylinder head (4) during described coating and injection moulding technique one-body moldedly.
15. compressors (1) according to above any one of claim, it is characterized in that, framework (11) is made up of metallic material and is arranged on described valve platform (5).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TR201206620 | 2012-06-06 | ||
| TRA2012/06620 | 2012-06-06 | ||
| PCT/EP2013/060320 WO2013182409A1 (en) | 2012-06-06 | 2013-05-18 | A compressor comprising a cylinder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104583595A true CN104583595A (en) | 2015-04-29 |
Family
ID=48446388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380029671.4A Pending CN104583595A (en) | 2012-06-06 | 2013-05-18 | A compressor comprising a cylinder head |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2859236B1 (en) |
| CN (1) | CN104583595A (en) |
| BR (1) | BR112014030409A2 (en) |
| TR (1) | TR201718749T4 (en) |
| WO (1) | WO2013182409A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345511A (en) * | 2016-05-07 | 2017-11-14 | 艾默生环境优化技术有限公司 | The cylinder head assembly for including the cylinder head with integral valve plate of reciprocating compressor |
| CN107970129A (en) * | 2017-12-04 | 2018-05-01 | 广州市润研基因科技有限公司 | A kind of novel mouth wash water and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61178577A (en) * | 1985-02-01 | 1986-08-11 | Sanyo Electric Co Ltd | Manufacture of muffler for compressor |
| US4784581A (en) * | 1987-01-12 | 1988-11-15 | White Consolidated Industries, Inc. | Compressor head and suction muffler for hermetic compressor |
| US6464475B1 (en) * | 2000-04-06 | 2002-10-15 | Idromeccanica Bertolini S.P.A. | Head for pumps in particular of the membrane or piston type and method for its manufacture |
| JP2005264937A (en) * | 2004-03-15 | 2005-09-29 | Gi Tech Co Ltd | Cylinder for air pumps |
| US20090155114A1 (en) * | 2006-09-12 | 2009-06-18 | Matsushita Electric Industrial Co., Ltd. | Compressor structure for a refrigeration system |
| CN101737296A (en) * | 2010-01-08 | 2010-06-16 | 浙江鸿友压缩机制造有限公司 | Low-noise structural oilless air compressor |
| WO2010133503A1 (en) * | 2009-05-22 | 2010-11-25 | Arcelik Anonim Sirketi | A compressor comprising a cylinder head |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060039813A1 (en) * | 2004-08-19 | 2006-02-23 | Thomas Paul J | Domed cover for pump head |
-
2013
- 2013-05-18 BR BR112014030409A patent/BR112014030409A2/en not_active IP Right Cessation
- 2013-05-18 WO PCT/EP2013/060320 patent/WO2013182409A1/en active Application Filing
- 2013-05-18 EP EP13723173.4A patent/EP2859236B1/en active Active
- 2013-05-18 TR TR2017/18749T patent/TR201718749T4/en unknown
- 2013-05-18 CN CN201380029671.4A patent/CN104583595A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61178577A (en) * | 1985-02-01 | 1986-08-11 | Sanyo Electric Co Ltd | Manufacture of muffler for compressor |
| US4784581A (en) * | 1987-01-12 | 1988-11-15 | White Consolidated Industries, Inc. | Compressor head and suction muffler for hermetic compressor |
| US6464475B1 (en) * | 2000-04-06 | 2002-10-15 | Idromeccanica Bertolini S.P.A. | Head for pumps in particular of the membrane or piston type and method for its manufacture |
| JP2005264937A (en) * | 2004-03-15 | 2005-09-29 | Gi Tech Co Ltd | Cylinder for air pumps |
| US20090155114A1 (en) * | 2006-09-12 | 2009-06-18 | Matsushita Electric Industrial Co., Ltd. | Compressor structure for a refrigeration system |
| WO2010133503A1 (en) * | 2009-05-22 | 2010-11-25 | Arcelik Anonim Sirketi | A compressor comprising a cylinder head |
| CN101737296A (en) * | 2010-01-08 | 2010-06-16 | 浙江鸿友压缩机制造有限公司 | Low-noise structural oilless air compressor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345511A (en) * | 2016-05-07 | 2017-11-14 | 艾默生环境优化技术有限公司 | The cylinder head assembly for including the cylinder head with integral valve plate of reciprocating compressor |
| US10920762B2 (en) | 2016-05-07 | 2021-02-16 | Emerson Climate Technologies, Inc. | Cylinder head assembly for a reciprocating compressor including a cylinder head with an integral valve plate |
| US11105326B2 (en) | 2016-05-07 | 2021-08-31 | Emerson Climate Technologies, Inc. | Single piece valve plate assembly for a reciprocating compressor |
| CN107970129A (en) * | 2017-12-04 | 2018-05-01 | 广州市润研基因科技有限公司 | A kind of novel mouth wash water and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2859236B1 (en) | 2018-08-08 |
| BR112014030409A2 (en) | 2017-06-27 |
| TR201718749T4 (en) | 2018-01-22 |
| WO2013182409A1 (en) | 2013-12-12 |
| EP2859236A1 (en) | 2015-04-15 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |