CA1078704A - Non-return valve - Google Patents
Non-return valveInfo
- 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
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB870868A (en) * | 1958-10-13 | 1961-06-21 | Rotax Ltd | Non-return valves |
-
1977
- 1977-04-28 DE DE2718821A patent/DE2718821C2/de not_active Expired
-
1978
- 1978-02-28 GB GB7802/78A patent/GB1563487A/en not_active Expired
- 1978-03-15 ES ES467876A patent/ES467876A1/es not_active Expired
- 1978-03-21 FR FR7808163A patent/FR2389057A1/fr not_active Withdrawn
- 1978-04-06 AU AU34851/78A patent/AU513481B2/en not_active Expired
- 1978-04-14 CA CA301,116A patent/CA1078704A/en not_active Expired
- 1978-04-19 BR BR7802423A patent/BR7802423A/pt unknown
- 1978-04-27 IT IT49112/78A patent/IT1102064B/it active
- 1978-04-27 SE SE7804849A patent/SE7804849L/sv unknown
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 |