CA1078704A - Non-return valve - Google Patents

Non-return valve

Info

Publication number
CA1078704A
CA1078704A CA301,116A CA301116A CA1078704A CA 1078704 A CA1078704 A CA 1078704A CA 301116 A CA301116 A CA 301116A CA 1078704 A CA1078704 A CA 1078704A
Authority
CA
Canada
Prior art keywords
closing
closing part
valve
spring
return valve
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.)
Expired
Application number
CA301,116A
Other languages
English (en)
French (fr)
Inventor
Gerhard Schutzer
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.)
Gustav F Gerdts KG
Original Assignee
Gustav F Gerdts KG
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 Gustav F Gerdts KG filed Critical Gustav F Gerdts KG
Application granted granted Critical
Publication of CA1078704A publication Critical patent/CA1078704A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
    • F16K15/036—Dual valve members with hinges crossing the flow line substantially diametrical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • F16K15/033—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Lift Valve (AREA)
  • Binders And Loading Units For Sheaves (AREA)
CA301,116A 1977-04-28 1978-04-14 Non-return valve Expired CA1078704A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2718821A DE2718821C2 (de) 1977-04-28 1977-04-28 Rückschlagklappe

Publications (1)

Publication Number Publication Date
CA1078704A true CA1078704A (en) 1980-06-03

Family

ID=6007444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA301,116A Expired CA1078704A (en) 1977-04-28 1978-04-14 Non-return valve

Country Status (9)

Country Link
AU (1) AU513481B2 (sv)
BR (1) BR7802423A (sv)
CA (1) CA1078704A (sv)
DE (1) DE2718821C2 (sv)
ES (1) ES467876A1 (sv)
FR (1) FR2389057A1 (sv)
GB (1) GB1563487A (sv)
IT (1) IT1102064B (sv)
SE (1) SE7804849L (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7929136U1 (de) * 1979-10-13 1980-07-03 Gustav F. Gerdts Kg, 2800 Bremen Rueckschlagklappe
DE3113938A1 (de) * 1981-04-07 1982-10-28 Gustav F. Gerdts GmbH & Co KG, 2800 Bremen Rueckschlagklappe
FR2555971B1 (fr) * 1983-12-02 1986-10-03 Sereg Soc Obturateur pour conteneur destine a contenir une poudre
ITTV940009U1 (it) * 1994-03-04 1995-09-04 Jacuzzi Europ Dispositivo a valvola per bocchette per vasche d'idromassaggio
US6328062B1 (en) * 1999-01-13 2001-12-11 Baker Hughes Incorporated Torsion spring connections for downhole flapper
US6957703B2 (en) 2001-11-30 2005-10-25 Baker Hughes Incorporated Closure mechanism with integrated actuator for subsurface valves
US6877564B2 (en) 2002-09-30 2005-04-12 Baker Hughes Incorporated Flapper closure mechanism
DE502007006777D1 (de) 2007-06-12 2011-05-05 Arno Hofmann Gasführendes Drehklappenventil
EP3037673B1 (en) * 2014-12-22 2019-09-11 Whirlpool EMEA S.p.A Suction device for a hood
EP3633111A1 (de) * 2018-10-02 2020-04-08 Vonroll Infratec (Investment) AG Rückflussverhinderer, schlauchkopplung für einen hydranten und hydrant
EP3667138B1 (en) 2018-12-10 2022-11-23 Hamilton Sundstrand Corporation Check valve
CN110775466A (zh) * 2019-11-06 2020-02-11 湖南新威凌金属新材料科技股份有限公司 一种用于粉体材料的卸料的翻板阀装置
DE102020204436A1 (de) 2020-04-06 2021-10-07 Elringklinger Ag Ventilvorrichtung und elektrochemisches System

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB870868A (en) * 1958-10-13 1961-06-21 Rotax Ltd Non-return valves

Also Published As

Publication number Publication date
SE7804849L (sv) 1978-10-29
FR2389057A1 (fr) 1978-11-24
AU3485178A (en) 1979-10-11
IT1102064B (it) 1985-10-07
AU513481B2 (en) 1980-12-04
DE2718821B1 (de) 1978-06-22
ES467876A1 (es) 1978-11-01
BR7802423A (pt) 1978-11-14
DE2718821C2 (de) 1979-02-22
IT7849112A0 (it) 1978-04-27
GB1563487A (en) 1980-03-26

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Legal Events

Date Code Title Description
MKEX Expiry