GB1563487A - Non-return flap valve - Google Patents

Non-return flap valve Download PDF

Info

Publication number
GB1563487A
GB1563487A GB7802/78A GB780278A GB1563487A GB 1563487 A GB1563487 A GB 1563487A GB 7802/78 A GB7802/78 A GB 7802/78A GB 780278 A GB780278 A GB 780278A GB 1563487 A GB1563487 A GB 1563487A
Authority
GB
United Kingdom
Prior art keywords
valve
closure member
springs
closure
closing
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
GB7802/78A
Other languages
English (en)
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
Publication of GB1563487A publication Critical patent/GB1563487A/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
GB7802/78A 1977-04-28 1978-02-28 Non-return flap valve Expired GB1563487A (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
GB1563487A true GB1563487A (en) 1980-03-26

Family

ID=6007444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7802/78A Expired GB1563487A (en) 1977-04-28 1978-02-28 Non-return flap valve

Country Status (9)

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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113938A1 (de) * 1981-04-07 1982-10-28 Gustav F. Gerdts GmbH & Co KG, 2800 Bremen Rueckschlagklappe
GB2345742A (en) * 1999-01-13 2000-07-19 Baker Hughes Inc Flapper return spring arrangement
WO2004031534A1 (en) 2002-09-30 2004-04-15 Baker Hughes Incorporated Flapper valve closure mechanism
US6957703B2 (en) 2001-11-30 2005-10-25 Baker Hughes Incorporated Closure mechanism with integrated actuator for subsurface valves
EP2017510A1 (de) 2007-06-12 2009-01-21 Arno Hofmann Gasführendes Drehklappenventil
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
US11112023B2 (en) 2018-12-10 2021-09-07 Hamilton Sundstrand Corporation Check valve
US11692734B2 (en) * 2014-12-22 2023-07-04 Whirlpool Corporation Extraction hood

Families Citing this family (5)

* 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
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
EP3633111A1 (de) * 2018-10-02 2020-04-08 Vonroll Infratec (Investment) AG Rückflussverhinderer, schlauchkopplung für einen hydranten und hydrant
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

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113938A1 (de) * 1981-04-07 1982-10-28 Gustav F. Gerdts GmbH & Co KG, 2800 Bremen Rueckschlagklappe
GB2345742A (en) * 1999-01-13 2000-07-19 Baker Hughes Inc Flapper return spring arrangement
US6328062B1 (en) 1999-01-13 2001-12-11 Baker Hughes Incorporated Torsion spring connections for downhole flapper
GB2345742B (en) * 1999-01-13 2003-08-27 Baker Hughes Inc Torsion spring connections for a downhole flapper
US6957703B2 (en) 2001-11-30 2005-10-25 Baker Hughes Incorporated Closure mechanism with integrated actuator for subsurface valves
WO2004031534A1 (en) 2002-09-30 2004-04-15 Baker Hughes Incorporated Flapper valve closure mechanism
US6877564B2 (en) 2002-09-30 2005-04-12 Baker Hughes Incorporated Flapper closure mechanism
EP2017510A1 (de) 2007-06-12 2009-01-21 Arno Hofmann Gasführendes Drehklappenventil
US11692734B2 (en) * 2014-12-22 2023-07-04 Whirlpool Corporation Extraction hood
US11112023B2 (en) 2018-12-10 2021-09-07 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

Also Published As

Publication number Publication date
CA1078704A (en) 1980-06-03
DE2718821C2 (de) 1979-02-22
SE7804849L (sv) 1978-10-29
IT1102064B (it) 1985-10-07
ES467876A1 (es) 1978-11-01
FR2389057A1 (fr) 1978-11-24
IT7849112A0 (it) 1978-04-27
DE2718821B1 (de) 1978-06-22
BR7802423A (pt) 1978-11-14
AU513481B2 (en) 1980-12-04
AU3485178A (en) 1979-10-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee