CA2945378C - Mini pump with compressible air inlet chamber for providing residual suck-back - Google Patents

Mini pump with compressible air inlet chamber for providing residual suck-back Download PDF

Info

Publication number
CA2945378C
CA2945378C CA2945378A CA2945378A CA2945378C CA 2945378 C CA2945378 C CA 2945378C CA 2945378 A CA2945378 A CA 2945378A CA 2945378 A CA2945378 A CA 2945378A CA 2945378 C CA2945378 C CA 2945378C
Authority
CA
Canada
Prior art keywords
air inlet
chamber
piston
liquid
refill unit
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.)
Active
Application number
CA2945378A
Other languages
English (en)
French (fr)
Other versions
CA2945378A1 (en
Inventor
Donald R. Harris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Go-Jo Industries Inc
Original Assignee
Go-Jo Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Go-Jo Industries Inc filed Critical Go-Jo Industries Inc
Publication of CA2945378A1 publication Critical patent/CA2945378A1/en
Application granted granted Critical
Publication of CA2945378C publication Critical patent/CA2945378C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A47K5/14—Foam or lather making devices
    • A47K5/16—Foam or lather making devices with mechanical drive
    • 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
    • A47K5/14—Foam or lather making devices
    • 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
    • B05B11/1087—Combination of liquid and air 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B05B7/0031—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns
    • B05B7/0037—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns including sieves, porous members or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00553—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with means allowing the stock of material to consist of at least two different components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/06—Details or accessories
    • B67D7/74—Devices for mixing two or more different liquids to be transferred
    • B67D7/741—Devices for mixing two or more different liquids to be transferred mechanically operated
    • 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
    • F04B23/00—Pumping installations or systems
    • F04B23/02—Pumping installations or systems having reservoirs
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Reciprocating Pumps (AREA)
  • Closures For Containers (AREA)
  • Nozzles (AREA)
CA2945378A 2014-04-16 2015-04-16 Mini pump with compressible air inlet chamber for providing residual suck-back Active CA2945378C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461980235P 2014-04-16 2014-04-16
US61/980,235 2014-04-16
PCT/US2015/026079 WO2015161018A1 (en) 2014-04-16 2015-04-16 Foam dispensing pump with compressible air inlet chamber for providing residual suck-back

Publications (2)

Publication Number Publication Date
CA2945378A1 CA2945378A1 (en) 2015-10-22
CA2945378C true CA2945378C (en) 2023-04-25

Family

ID=52998075

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2945378A Active CA2945378C (en) 2014-04-16 2015-04-16 Mini pump with compressible air inlet chamber for providing residual suck-back

Country Status (8)

Country Link
US (1) US9687122B2 (enExample)
EP (1) EP3131449A1 (enExample)
JP (1) JP6824040B2 (enExample)
CN (1) CN106163356B (enExample)
AU (1) AU2015247632A1 (enExample)
BR (1) BR112016023786A2 (enExample)
CA (1) CA2945378C (enExample)
WO (1) WO2015161018A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9648992B2 (en) * 2013-12-19 2017-05-16 Gojo Industries, Inc. Pumps with vents to vent inverted containers and refill units having non-collapsing containers
US10160590B2 (en) 2014-02-24 2018-12-25 Gojo Industries, Inc. Vented non-collapsing containers, dispensers and refill units having vented non-collapsing containers
US10349785B2 (en) * 2015-04-28 2019-07-16 Kao Corporation Foam discharge device
TWI617741B (zh) * 2016-01-14 2018-03-11 周文三 空氣壓縮機之汽缸出氣構造改良
GB201702905D0 (en) * 2017-02-23 2017-04-12 Deb Ip Ltd Foamable skin and hand cleansing compositions
US12433827B2 (en) 2017-02-23 2025-10-07 Deb Ip Limited Foamable cleansing compositions
EP3378569A1 (en) * 2017-03-21 2018-09-26 The Procter & Gamble Company Dispensing device
US10561282B2 (en) 2017-12-21 2020-02-18 Speakman Company Ligature-resistant dispenser
US10786121B2 (en) * 2018-03-28 2020-09-29 Gojo Industries, Inc. Foam pumps, refill units and dispensers with differential bore suck-back mechanism
JP7326331B2 (ja) * 2018-04-25 2023-08-15 ゴジョ・インダストリーズ・インコーポレイテッド 離れて発泡するシステムおよびそのようなシステムのための液だれ防止機構
CN109501736B (zh) * 2018-11-30 2020-05-08 温州陆华科技有限公司 一种汽车清洗装置
WO2020079490A1 (en) * 2019-02-12 2020-04-23 Shirkhanloo Saeed Three-tank compressor with the capability of car wash and tire changer
SI3738677T1 (sl) * 2019-05-16 2022-04-29 Brill Engines, S.L. Naprava, primerna za odmerjanje tekočih snovi
CN112021973B (zh) * 2020-07-28 2024-08-13 小熊电器股份有限公司 一种立式造泡器
US11267009B1 (en) * 2021-01-25 2022-03-08 The Procter & Gamble Company Manually operated dispensing pump

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUH3857A (hu) * 1992-02-21 1998-03-30 Steiner Co. International S.A. Eljárás és berendezés folyékony szappanból való hab adagonkénti előállítására
CH688021A5 (de) * 1994-07-18 1997-04-30 Cws Ag Geraet zur Bildung von Seifenschaum und dessen Verwendung.
US6082586A (en) * 1998-03-30 2000-07-04 Deb Ip Limited Liquid dispenser for dispensing foam
EP1118389A1 (de) * 2000-01-19 2001-07-25 Cws International Ag Verfahren und Vorrichtung zur kontrollierten Schaumabgabe
US7431182B2 (en) 2004-11-20 2008-10-07 Ciavarella Nick E Dispenser with suction chamber
US7780039B2 (en) 2006-04-28 2010-08-24 Buckeye International, Inc. Soap dispensing pump head with vacuum applying drip guard member
US20090184134A1 (en) * 2008-01-18 2009-07-23 Ciavarella Nick E Foam dispenser with liquid tube pump refill unit
US8499981B2 (en) * 2008-02-08 2013-08-06 Gojo Industries, Inc. Bifurcated stem foam pump
US8360287B2 (en) * 2008-05-28 2013-01-29 Gojo Industries, Inc. Air piston and dome foam pump
US8662355B2 (en) * 2011-08-11 2014-03-04 Gojo Industries, Inc. Split body pumps for foam dispensers and refill units
US20130299518A1 (en) * 2012-05-09 2013-11-14 Gojo Industries, Inc. Foam dispensers and refill units for foam dispensers
US8827119B2 (en) * 2013-01-23 2014-09-09 Gojo Industries, Inc. Pull pumps, refill units and dispensers for pull pumps
US9392913B2 (en) * 2013-04-25 2016-07-19 Gojo Industries, Inc. Horizontal pumps with reduced part count, refill units and dispensers

Also Published As

Publication number Publication date
JP2017520283A (ja) 2017-07-27
EP3131449A1 (en) 2017-02-22
CN106163356A (zh) 2016-11-23
AU2015247632A1 (en) 2016-11-24
JP6824040B2 (ja) 2021-02-03
WO2015161018A1 (en) 2015-10-22
CA2945378A1 (en) 2015-10-22
BR112016023786A2 (pt) 2017-08-15
CN106163356B (zh) 2020-04-21
US9687122B2 (en) 2017-06-27
US20150297039A1 (en) 2015-10-22

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Legal Events

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EEER Examination request

Effective date: 20200318

EEER Examination request

Effective date: 20200318

EEER Examination request

Effective date: 20200318

EEER Examination request

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EEER Examination request

Effective date: 20200318

EEER Examination request

Effective date: 20200318