CS210290A2 - Double-acting differential piston pump - Google Patents

Double-acting differential piston pump

Info

Publication number
CS210290A2
CS210290A2 CS902102A CS210290A CS210290A2 CS 210290 A2 CS210290 A2 CS 210290A2 CS 902102 A CS902102 A CS 902102A CS 210290 A CS210290 A CS 210290A CS 210290 A2 CS210290 A2 CS 210290A2
Authority
CS
Czechoslovakia
Prior art keywords
double
piston pump
differential piston
acting differential
acting
Prior art date
Application number
CS902102A
Other languages
Czech (cs)
Inventor
Jiri Hodek
Original Assignee
Jiri Hodek
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 Jiri Hodek filed Critical Jiri Hodek
Publication of CS210290A2 publication Critical patent/CS210290A2/en

Links

Classifications

    • 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
    • B05B11/0037—Containers
    • B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
    • B05B11/0044—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means
    • B05B11/00442—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means the means being actuated by the difference between the atmospheric pressure and the pressure inside the container
    • 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
    • B05B11/1088—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 the pump being a double-acting pump
CS902102A 1989-04-27 1990-04-26 Double-acting differential piston pump CS210290A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3913958 1989-04-27

Publications (1)

Publication Number Publication Date
CS210290A2 true CS210290A2 (en) 1991-09-15

Family

ID=6379620

Family Applications (1)

Application Number Title Priority Date Filing Date
CS902102A CS210290A2 (en) 1989-04-27 1990-04-26 Double-acting differential piston pump

Country Status (5)

Country Link
EP (1) EP0470111A1 (en)
AU (1) AU5440590A (en)
CS (1) CS210290A2 (en)
DD (1) DD297485A5 (en)
WO (1) WO1990012652A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5152461A (en) * 1990-10-01 1992-10-06 Proctor Rudy R Hand operated sprayer with multiple fluid containers
US5181635A (en) * 1991-05-31 1993-01-26 Calmar Inc. Liquid pump dispenser having a stationary spout
JP3693411B2 (en) * 1995-08-21 2005-09-07 花王株式会社 container

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1117965A (en) * 1966-12-30 1968-06-26 Horton Cleaning Products Ltd Improvements relating to dispensers for liquid and semi-liquid substances
US4053086A (en) * 1976-03-31 1977-10-11 Aerosol Inventions & Development S.A. Aid Sa Pumps for hand-held dispensers
US4225063A (en) * 1977-06-10 1980-09-30 Ayres John E Fluid dispensing pump assembly

Also Published As

Publication number Publication date
DD297485A5 (en) 1992-01-09
WO1990012652A1 (en) 1990-11-01
AU5440590A (en) 1990-11-16
EP0470111A1 (en) 1992-02-12

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