DE3672297D1 - Druckansprechendes servoventil. - Google Patents
Druckansprechendes servoventil.Info
- Publication number
- DE3672297D1 DE3672297D1 DE8686302790T DE3672297T DE3672297D1 DE 3672297 D1 DE3672297 D1 DE 3672297D1 DE 8686302790 T DE8686302790 T DE 8686302790T DE 3672297 T DE3672297 T DE 3672297T DE 3672297 D1 DE3672297 D1 DE 3672297D1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- resistant valve
- resistant
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
- G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2544—Supply and exhaust type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/774,809 US4609008A (en) | 1985-09-11 | 1985-09-11 | Non-flowing pressure responsive pilot valve |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3672297D1 true DE3672297D1 (de) | 1990-08-02 |
Family
ID=25102372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686302790T Expired - Lifetime DE3672297D1 (de) | 1985-09-11 | 1986-04-15 | Druckansprechendes servoventil. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4609008A (de) |
EP (1) | EP0215541B1 (de) |
JP (1) | JPS6262064A (de) |
CA (1) | CA1254484A (de) |
DE (1) | DE3672297D1 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4682495A (en) * | 1986-05-14 | 1987-07-28 | Anderson, Greenwood & Company | Testing device for pilot valves |
US4705065A (en) * | 1986-05-16 | 1987-11-10 | Anderson, Greenwood & Company | Safety relief system for control or vent valves |
US4848397A (en) * | 1988-06-20 | 1989-07-18 | Keystone International, Inc. | High temperature safety relief system |
US4917144A (en) * | 1989-02-07 | 1990-04-17 | Dresser Industries, Inc. | Modulating pilot operated safety relief valve for low pressure application |
US5027852A (en) * | 1990-06-04 | 1991-07-02 | Keystone International Holdings Corp. | Pilot valve for control valves and method of operation |
US5183074A (en) * | 1991-09-30 | 1993-02-02 | Cla-Val Co. | Pressure-reducing valve, and aircraft fueling system incorporating the same |
US5660204A (en) * | 1995-08-21 | 1997-08-26 | The Protectoseal Company | Tank blanketing valve |
US5738333A (en) * | 1996-06-13 | 1998-04-14 | Flow Safe, Inc. | Relief valve |
WO1999009341A1 (en) * | 1997-08-15 | 1999-02-25 | Crosby Valve, Inc. | Non-flowing modulating pilot valve |
US6325088B1 (en) * | 1999-03-17 | 2001-12-04 | Gary W. Scantlin | Buckling pin actuated, pilot operated pressure relief valve |
US6161571A (en) * | 1999-05-14 | 2000-12-19 | The Living Trust of Eleanor A. Taylor | Modulating relief valve |
US6386227B1 (en) | 1999-09-14 | 2002-05-14 | Flow Safe, Inc. | Non-flowing pilot valve |
US6286534B1 (en) * | 2000-01-11 | 2001-09-11 | Anderson, Greenwood Lp | Pressure relief valve system including a pilot valve having a radial damper mechanism |
US6371156B1 (en) | 2000-08-10 | 2002-04-16 | Fisher Controls International, Inc. | No-bleed pilot for pressure regulating valve |
AU2001294572A1 (en) * | 2000-09-19 | 2002-05-21 | Curtiss Wright Corporation | Pressure releif valve actuated by pilot valve |
NO315867B1 (no) | 2001-12-20 | 2003-11-03 | Extreme Invent As | Tetningsanordning for å stenge et rør, og fremgangsmåter for å sette og trekke en slik fremgangsmåte |
CN102494156B (zh) * | 2011-12-15 | 2013-04-10 | 重庆科特工业阀门有限公司 | 泄压指挥阀 |
GB2498789B (en) * | 2012-01-30 | 2019-06-26 | Aes Eng Ltd | Valve |
US9004097B2 (en) * | 2012-05-22 | 2015-04-14 | Nelson Irrigation Corporation | Pressure control valve with pressure cycling control |
HUE034324T2 (en) * | 2014-03-13 | 2018-02-28 | Imi Hydronic Engineering Int Sa | Relief valve arrangement |
SI2918881T1 (sl) * | 2014-03-13 | 2018-10-30 | Imi Hydronic Engineering International Sa | Pilotni ventil |
CN110352314A (zh) * | 2017-03-05 | 2019-10-18 | 伯尔梅特有限公司 | 可关闭的减压阀 |
CN109630728B (zh) * | 2019-01-15 | 2019-12-13 | 嘉兴艾迪西暖通科技有限公司 | 一种先导式安全阀 |
CN114144609A (zh) * | 2019-07-24 | 2022-03-04 | 艾默生自动化解决方案终控美国公司 | 快速圆顶加载先导阀 |
US11306838B2 (en) * | 2020-03-27 | 2022-04-19 | Dresser, Llc | Pilot-operated pressure relief valve nozzle |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2736337A (en) * | 1951-05-07 | 1956-02-28 | Kimmell | Regulator devices and control assemblies therefor |
US2877791A (en) * | 1955-08-15 | 1959-03-17 | Fisher Governor Co | Flexible diaphragm flow control valve |
US3326228A (en) * | 1963-03-06 | 1967-06-20 | Robertshaw Controls Co | Pneumatic relay |
US3572359A (en) * | 1968-08-05 | 1971-03-23 | Anderson Greenwood & Co | Pressure responsive valve |
US3709258A (en) * | 1971-02-24 | 1973-01-09 | Anderson Greenwood & Co | Pressure responsive valve |
FR2158742A6 (de) * | 1971-10-29 | 1973-06-15 | Sapag | |
US4250913A (en) * | 1979-05-07 | 1981-02-17 | Leslie Co. | Pilot mechanism for pressure regulating valve |
-
1985
- 1985-09-11 US US06/774,809 patent/US4609008A/en not_active Expired - Lifetime
-
1986
- 1986-04-15 DE DE8686302790T patent/DE3672297D1/de not_active Expired - Lifetime
- 1986-04-15 EP EP19860302790 patent/EP0215541B1/de not_active Expired - Lifetime
- 1986-05-30 CA CA000510427A patent/CA1254484A/en not_active Expired
- 1986-05-30 JP JP61125572A patent/JPS6262064A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6262064A (ja) | 1987-03-18 |
US4609008A (en) | 1986-09-02 |
CA1254484A (en) | 1989-05-23 |
EP0215541A1 (de) | 1987-03-25 |
JPH0520763B2 (de) | 1993-03-22 |
EP0215541B1 (de) | 1990-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |