CA2470532A1 - Draw back pump - Google Patents
Draw back pump Download PDFInfo
- Publication number
- CA2470532A1 CA2470532A1 CA002470532A CA2470532A CA2470532A1 CA 2470532 A1 CA2470532 A1 CA 2470532A1 CA 002470532 A CA002470532 A CA 002470532A CA 2470532 A CA2470532 A CA 2470532A CA 2470532 A1 CA2470532 A1 CA 2470532A1
- Authority
- CA
- Canada
- Prior art keywords
- fluid
- draw back
- back pump
- outlet
- piston pump
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/1202—Dispensers for soap for liquid or pasty soap dispensing dosed volume
- A47K5/1204—Dispensers for soap for liquid or pasty soap dispensing dosed volume by means of a rigid dispensing chamber and pistons
- A47K5/1207—Dispensing from the bottom of the dispenser with a vertical piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1001—Piston pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1097—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle with means for sucking back the liquid or other fluent material in the nozzle after a dispensing stroke
Abstract
A piston pump dispenser having a reciprocating piston pump arrangement which, in a dispensing stroke, dispenses fluid from an outlet and, in a charging stroke, to draw fluid from a reservoir also draws back fluid from the outlet through which fluid is dispensed in the dispensing stroke. 21
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002470532A CA2470532C (en) | 2004-06-09 | 2004-06-09 | Draw back pump |
US10/938,701 US7267251B2 (en) | 2004-06-09 | 2004-09-13 | Draw back pump |
EP05012460.1A EP1604600B1 (en) | 2004-06-09 | 2005-06-09 | Draw back pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002470532A CA2470532C (en) | 2004-06-09 | 2004-06-09 | Draw back pump |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2470532A1 true CA2470532A1 (en) | 2005-12-09 |
CA2470532C CA2470532C (en) | 2008-11-18 |
Family
ID=34979281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002470532A Active CA2470532C (en) | 2004-06-09 | 2004-06-09 | Draw back pump |
Country Status (3)
Country | Link |
---|---|
US (1) | US7267251B2 (en) |
EP (1) | EP1604600B1 (en) |
CA (1) | CA2470532C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006110992A1 (en) * | 2005-04-22 | 2006-10-26 | Gotohti.Com Inc. | Stepped pump foam dispenser |
US7708166B2 (en) | 2005-04-22 | 2010-05-04 | Gotohti.Com | Bellows dispenser |
US7770874B2 (en) | 2005-04-22 | 2010-08-10 | Gotohii.com Inc. | Foam pump with spring |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2545905A1 (en) * | 2006-05-05 | 2007-11-05 | Gotohti.Com Inc. | Stepped cylinder piston pump |
CA2591046A1 (en) * | 2007-06-08 | 2008-12-08 | Gotohti.Com Inc. | Vacuum release mechanism for piston valve |
CA2875087C (en) * | 2007-12-07 | 2016-06-07 | Op-Hygiene Ip Gmbh | Angled slot foam dispenser |
DE602009000434D1 (en) * | 2008-05-29 | 2011-01-20 | Gojo Ind Inc | Pull-operated foam pump |
CA2634981C (en) * | 2008-06-12 | 2016-08-09 | Gotohti.Com Inc. | Withdrawal discharging piston pump |
US8235689B2 (en) * | 2008-11-03 | 2012-08-07 | Gojo Industries, Inc. | Piston pump with rotating pump actuator |
US8157134B2 (en) * | 2008-12-05 | 2012-04-17 | Gotohti.Com Inc. | Piston with guide rings |
US8113388B2 (en) | 2008-12-08 | 2012-02-14 | Heiner Ophardt | Engagement flange for removable dispenser cartridge |
US8413852B2 (en) | 2008-12-08 | 2013-04-09 | Gotohti.Com Inc. | Ramped actuator for engagement flange on removable dispenser cartridge |
US8113389B2 (en) * | 2008-12-08 | 2012-02-14 | Kimberly-Clark Worldwide, Inc. | Anti drip fluid dispenser |
EP2193736B1 (en) | 2008-12-08 | 2018-10-03 | OP-Hygiene IP GmbH | Engagement flange for removable dispenser cartridge |
CA2657695C (en) * | 2009-03-10 | 2016-08-23 | Gotohti.Com Inc. | Doubled seal disk for piston pump |
GB0912065D0 (en) * | 2009-07-10 | 2009-08-19 | Reckitt & Colman Overseas | A fluid delivery system |
CA2672057C (en) * | 2009-07-14 | 2017-07-11 | Gotohti.Com Inc. | Draw back push pump |
CA2687879C (en) | 2009-12-08 | 2016-11-01 | Gotohti.Com Inc. | Piston with frangible piston stop |
CA2698915C (en) | 2010-04-01 | 2017-06-27 | Gotohti.Com Inc. | Stationary stem pump |
CA2719635C (en) | 2010-11-01 | 2017-10-31 | Gotohti.Com Inc. | Telescopic piston for pump |
CA2722646C (en) | 2010-11-26 | 2018-01-02 | Gotohti.Com Inc. | Air assisted severance of viscous fluid stream |
GB201020841D0 (en) | 2010-12-09 | 2011-01-19 | Reckitt & Colman Overseas | Dispenser for a foaming liquid composition with improved foam recovery feature |
DE102011082631B4 (en) * | 2011-09-13 | 2017-04-27 | VW-VM Forschungsgesellschaft mbH & Co. KG | Intermittent coating of moving surfaces |
CA2799509C (en) | 2011-12-22 | 2019-07-30 | Gotohti.Com Inc. | Ramp actuator for engagement flange on removable dispenser cartridge |
CA2772507C (en) | 2012-03-20 | 2018-12-18 | Gotohti.Com Inc. | Adaptive preload pump |
CA2773201C (en) * | 2012-03-30 | 2019-06-25 | Gotohti.Com Inc. | Variable volume bore piston pump |
CA2780503C (en) | 2012-06-19 | 2019-05-21 | Gotohti.Com Inc. | Telescopic bell piston for pump |
US9175674B2 (en) | 2012-06-19 | 2015-11-03 | Gotohti.Com Inc. | Drawback check valve |
CA2808550C (en) | 2012-06-19 | 2021-07-20 | Gotohti.Com Inc. | Drawback check valve |
US9220377B2 (en) | 2012-08-02 | 2015-12-29 | Rubbermaid Commercial Products, Llc | Foam dispensing pump with decompression feature |
JP2017511855A (en) | 2014-01-27 | 2017-04-27 | ゴジョ・インダストリーズ・インコーポレイテッド | Refill unit with dispenser and foldable outlet tube |
CA2841279C (en) | 2014-01-29 | 2021-11-23 | Heiner Ophardt | Multiple air chamber foam pump |
US9850059B2 (en) * | 2014-03-20 | 2017-12-26 | Gojo Industries, Inc | Closed system for venting a dispenser reservoir |
CA2848857C (en) | 2014-04-11 | 2022-10-18 | Op-Hygiene Ip Gmbh | Pump maintaining container internal pressure |
CA2866055A1 (en) | 2014-08-29 | 2016-02-29 | Op-Hygiene Ip Gmbh | Displacement pump |
CA2861544C (en) | 2014-08-29 | 2022-07-26 | Op-Hygiene Ip Gmbh | Pump assembly carrying rasp |
CA2902754C (en) | 2015-09-01 | 2023-04-11 | Op-Hygiene Ip Gmbh | Liquid hand cleaner dispensing as spray and liquid stream |
CA2902751C (en) | 2015-09-01 | 2022-10-18 | Op-Hygiene Ip Gmbh | Air assisted severance of fluid stream |
CN109890270B (en) * | 2016-08-29 | 2022-01-04 | 斯勒冈分配系统公司 | In-line vacuum spring long duration sprayer |
AU2017383093A1 (en) * | 2016-12-22 | 2019-06-20 | Ego Pharmaceuticals Pty Ltd | Bottle cap |
WO2018156615A1 (en) * | 2017-02-22 | 2018-08-30 | Gojo Industries, Inc. | Dispensers, refill units and pumps having vacuum actuated antidrip mechanisms |
CA3000244A1 (en) * | 2018-04-04 | 2019-10-04 | Op-Hygiene Ip Gmbh | Fluid pump with whistle |
CA3025843A1 (en) * | 2018-11-29 | 2020-05-29 | Op-Hygiene Ip Gmbh | Valve retention under pressure |
US11812905B2 (en) | 2019-07-25 | 2023-11-14 | Gojo Industries, Inc. | Pumps with positive pressure venting, refill units and dispensers |
CA3096073A1 (en) | 2019-10-15 | 2021-04-15 | Op-Hygiene Ip Gmbh | Foam dispenser with ionic wind driven ozone generation and air circulation |
US11084052B2 (en) * | 2019-12-31 | 2021-08-10 | Op-Hygiene Ip Gmbh | Stationary outlet stem pump |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781312A (en) | 1986-07-03 | 1988-11-01 | Strazdins (International) Pty. Limited | Liquid dispenser |
US4949874A (en) | 1987-12-04 | 1990-08-21 | Henkel Kommanditgesellschaft Auf Aktien | Device for dispensing at least two flowable substances |
US4991747A (en) | 1988-10-11 | 1991-02-12 | Risdon Corporation | Sealing pump |
US5676277A (en) | 1991-05-20 | 1997-10-14 | Ophardt; Heiner | Disposable plastic liquid pump |
US5339990A (en) | 1992-11-10 | 1994-08-23 | Wilder Robert E | Adjustable pump dispenser |
US5458289A (en) | 1993-03-01 | 1995-10-17 | Bespak Plc | Liquid dispensing apparatus with reduced clogging |
US5836482A (en) | 1997-04-04 | 1998-11-17 | Ophardt; Hermann | Automated fluid dispenser |
DE19901027A1 (en) | 1999-01-14 | 2000-07-27 | Ophardt Product Gmbh & Co | Piston pump for dispensing e.g. liquid soap, hand cream or disinfectant, contains replaceable valves in piston and cylinder for altering dosing volume |
CA2341659C (en) | 2001-03-20 | 2007-08-07 | Hygiene-Technik Inc. | Liquid dispenser for dispensing foam |
US6557736B1 (en) | 2002-01-18 | 2003-05-06 | Heiner Ophardt | Pivoting piston head for pump |
-
2004
- 2004-06-09 CA CA002470532A patent/CA2470532C/en active Active
- 2004-09-13 US US10/938,701 patent/US7267251B2/en active Active
-
2005
- 2005-06-09 EP EP05012460.1A patent/EP1604600B1/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006110992A1 (en) * | 2005-04-22 | 2006-10-26 | Gotohti.Com Inc. | Stepped pump foam dispenser |
US7708166B2 (en) | 2005-04-22 | 2010-05-04 | Gotohti.Com | Bellows dispenser |
US7770874B2 (en) | 2005-04-22 | 2010-08-10 | Gotohii.com Inc. | Foam pump with spring |
US8474664B2 (en) | 2005-04-22 | 2013-07-02 | Gotohti.Com Inc. | Foam pump with bellows spring |
Also Published As
Publication number | Publication date |
---|---|
EP1604600A3 (en) | 2006-03-22 |
EP1604600A2 (en) | 2005-12-14 |
CA2470532C (en) | 2008-11-18 |
EP1604600B1 (en) | 2019-08-28 |
US20050276707A1 (en) | 2005-12-15 |
US7267251B2 (en) | 2007-09-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2470532A1 (en) | Draw back pump | |
EP2275014A3 (en) | Draw back push pump | |
EP1767279A3 (en) | Electrically actuated pump sprayer | |
EP2338547A3 (en) | Fluid delivery systems | |
EP2548487A3 (en) | Withdrawal discharging piston pump | |
WO2007024387A3 (en) | Liquid dispensing pump with shifting liquid piston | |
WO2006102263A3 (en) | Methods and apparatus for pumping and dispensing | |
EP1698562A3 (en) | Multi-reservoir container with applicator tip | |
EP1481735A3 (en) | Twirling dip tube | |
MY156923A (en) | Fluid delivery system | |
DE60035408D1 (en) | MOTORALLY DRIVEN TOOTHBRUSH WITH LIQUID DISPENSER AND REFILL SYSTEM | |
HK1045660A1 (en) | Dispenser pumps | |
EP2172276A3 (en) | Fluid dispensers for personal use | |
WO2010048576A3 (en) | Automated fluid dispenser | |
GB2459813A (en) | Disposable pump cartridge | |
EP1588776A3 (en) | Fluid-dispensing pump and container provided therewith | |
ZA200710566B (en) | Nozzle flow splitter for beverage dispenser | |
EP0835693A3 (en) | Trigger sprayer for dispensing liquids combined from separate compartments | |
WO2010071309A3 (en) | Container for dispensing a constant amount of liquid content | |
EP1842797A3 (en) | Bead dispenser | |
WO2007045791A3 (en) | Fluid product dispensing pump | |
WO2008133829A3 (en) | Liquid applicator | |
CA2527442A1 (en) | Dispenser with suction chamber | |
EP2070460A3 (en) | Counter-mounted solution dispenser with counter-protective platform | |
DE50308202D1 (en) | Dispensers for liquid or pasty products |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |