CA2808550A1 - Clapet de non-retour a refoulement - Google Patents

Clapet de non-retour a refoulement Download PDF

Info

Publication number
CA2808550A1
CA2808550A1 CA2808550A CA2808550A CA2808550A1 CA 2808550 A1 CA2808550 A1 CA 2808550A1 CA 2808550 A CA2808550 A CA 2808550A CA 2808550 A CA2808550 A CA 2808550A CA 2808550 A1 CA2808550 A1 CA 2808550A1
Authority
CA
Canada
Prior art keywords
spring
tube
edge portion
piston head
head member
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
Application number
CA2808550A
Other languages
English (en)
Other versions
CA2808550C (fr
Inventor
Heiner Ophardt
Ali Mirbach
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.)
Gotohti com Inc
Original Assignee
Gotohti com 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
Priority claimed from CA2780503A external-priority patent/CA2780503C/fr
Application filed by Gotohti com Inc filed Critical Gotohti com Inc
Priority to CA2808550A priority Critical patent/CA2808550C/fr
Priority to EP13172419.7A priority patent/EP2676737B1/fr
Priority to US13/920,798 priority patent/US9175674B2/en
Publication of CA2808550A1 publication Critical patent/CA2808550A1/fr
Application granted granted Critical
Publication of CA2808550C publication Critical patent/CA2808550C/fr
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
    • A47K5/06—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
    • A47K5/1205—Dispensing from the top 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
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/007—Outlet valves actuated by the pressure of the fluid to be sprayed being opened by deformation of a sealing element made of resiliently deformable material, e.g. flaps, skirts, duck-bill valves
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Reciprocating Pumps (AREA)
CA2808550A 2012-06-19 2013-03-08 Clapet de non-retour a refoulement Active CA2808550C (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA2808550A CA2808550C (fr) 2012-06-19 2013-03-08 Clapet de non-retour a refoulement
EP13172419.7A EP2676737B1 (fr) 2012-06-19 2013-06-18 Clapet anti-retour avec rappel
US13/920,798 US9175674B2 (en) 2012-06-19 2013-06-18 Drawback check valve

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA2780503A CA2780503C (fr) 2012-06-19 2012-06-19 Piston de cloche telescopique pour pompe
CA2,780,503 2012-06-19
CA2808550A CA2808550C (fr) 2012-06-19 2013-03-08 Clapet de non-retour a refoulement

Publications (2)

Publication Number Publication Date
CA2808550A1 true CA2808550A1 (fr) 2013-12-19
CA2808550C CA2808550C (fr) 2021-07-20

Family

ID=48613530

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2808550A Active CA2808550C (fr) 2012-06-19 2013-03-08 Clapet de non-retour a refoulement

Country Status (2)

Country Link
EP (1) EP2676737B1 (fr)
CA (1) CA2808550C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015048698A1 (fr) * 2013-09-30 2015-04-02 Gojo Industries, Inc Distributeurs, unités de remplissage et pompes à caractéristiques d'aspiration inverse

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62129168A (ja) * 1985-12-02 1987-06-11 Tokushu Aerosol Kk クリ−ム状流動物の分与装置
US5282552A (en) 1991-05-20 1994-02-01 Hygiene-Technik Inc. Disposable plastic liquid pump
US5676277A (en) 1991-05-20 1997-10-14 Ophardt; Heiner Disposable plastic liquid pump
US5165577A (en) 1991-05-20 1992-11-24 Heiner Ophardt Disposable plastic liquid pump
US5975360A (en) 1991-05-20 1999-11-02 Ophardt; Heiner Capped piston pump
US5799841A (en) * 1996-06-21 1998-09-01 Minnesota Mining And Manufacturing Company Drip resistant nozzle for a dispenser
US6557736B1 (en) * 2002-01-18 2003-05-06 Heiner Ophardt Pivoting piston head for pump
CA2470532C (fr) 2004-06-09 2008-11-18 Hygiene-Technik Inc. Pompe a mouvement de rappel
CA2567670A1 (fr) 2006-11-09 2008-05-09 Gotohti.Com Inc. Bague de guidage de piston autoclavable
US8070844B2 (en) 2007-08-31 2011-12-06 Maguire Stephen B Dust clearing blow-back valve and reservoir
CA2719635C (fr) * 2010-11-01 2017-10-31 Gotohti.Com Inc. Piston telescopique pour pompe

Also Published As

Publication number Publication date
EP2676737A1 (fr) 2013-12-25
CA2808550C (fr) 2021-07-20
EP2676737B1 (fr) 2019-02-27

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20180215