DE69004725T2 - Ventil und Druckpunktkontroller und seine Verwendung. - Google Patents
Ventil und Druckpunktkontroller und seine Verwendung.Info
- Publication number
- DE69004725T2 DE69004725T2 DE1990604725 DE69004725T DE69004725T2 DE 69004725 T2 DE69004725 T2 DE 69004725T2 DE 1990604725 DE1990604725 DE 1990604725 DE 69004725 T DE69004725 T DE 69004725T DE 69004725 T2 DE69004725 T2 DE 69004725T2
- Authority
- DE
- Germany
- Prior art keywords
- valve
- pressure point
- point controller
- controller
- pressure
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1226—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston the fluid circulating through the piston
-
- 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
- Y10T137/7761—Electrically actuated valve
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/329,930 US4917349A (en) | 1989-03-29 | 1989-03-29 | Valve, and set point pressure controller utilizing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69004725D1 DE69004725D1 (de) | 1994-01-05 |
DE69004725T2 true DE69004725T2 (de) | 1994-03-17 |
Family
ID=23287634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990604725 Expired - Fee Related DE69004725T2 (de) | 1989-03-29 | 1990-01-15 | Ventil und Druckpunktkontroller und seine Verwendung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4917349A (de) |
EP (1) | EP0390306B1 (de) |
AU (1) | AU623728B2 (de) |
CA (1) | CA2008578C (de) |
DE (1) | DE69004725T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4990076A (en) * | 1989-05-31 | 1991-02-05 | Halliburton Company | Pressure control apparatus and method |
US5233863A (en) * | 1992-03-30 | 1993-08-10 | Halliburton Company | Fluid loss measuring system and method |
US5269341A (en) * | 1993-04-13 | 1993-12-14 | Halliburton Company | Controlled high pressure relief for small volumes |
GB2316773B (en) * | 1996-06-12 | 1999-09-29 | Gas Technology Canada | Electronic gas regulator |
US5896882A (en) * | 1996-06-27 | 1999-04-27 | Northrop Grumman Corporation | Pressure control valve |
TW553734B (en) * | 2002-11-18 | 2003-09-21 | Rossmax Int Ltd | Air pressure adjustment device |
RU2253440C1 (ru) * | 2004-03-31 | 2005-06-10 | Открытое Акционерное Общество "Фаберлик" | Средство для устранения нарушений нейрогенной и эндокринной регуляции системы капиллярного кровотока |
US7234529B2 (en) * | 2004-04-07 | 2007-06-26 | Halliburton Energy Services, Inc. | Flow switchable check valve and method |
IL172877A (en) * | 2005-12-28 | 2010-12-30 | Dan Geva | Modular hollow sliding piston fluid valve |
US20070261851A1 (en) * | 2006-05-09 | 2007-11-15 | Halliburton Energy Services, Inc. | Window casing |
US7337844B2 (en) * | 2006-05-09 | 2008-03-04 | Halliburton Energy Services, Inc. | Perforating and fracturing |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3026896A (en) * | 1959-09-03 | 1962-03-27 | George W Dahl Company Inc | Reversible valve structure |
US3075556A (en) * | 1959-12-30 | 1963-01-29 | K & H Equipment Ltd | Pilot operated valve |
FR1260099A (fr) * | 1960-03-23 | 1961-05-05 | Neyrpic Ets | Perfectionnements aux robinets à pointeau |
US3654958A (en) * | 1970-12-18 | 1972-04-11 | Ross Operating Valve Co | Sequence valve |
US4052997A (en) * | 1972-11-27 | 1977-10-11 | Lorenzo Bruce L De | Leak detection arrangement for valve having sealing means |
JPS5239091A (en) * | 1975-09-22 | 1977-03-26 | Nippon Denso Co Ltd | Microscopic pressure control device |
US4219313A (en) * | 1978-07-28 | 1980-08-26 | Trw Inc. | Commutator valve construction |
ZA837941B (en) * | 1982-10-30 | 1984-06-27 | Beloit Walmsley Ltd | Valves |
US4458713A (en) * | 1982-12-03 | 1984-07-10 | Woodward Governor Company | Bypass-type differential pressure regulator |
US4550747A (en) * | 1983-10-05 | 1985-11-05 | Digital Hydraulics, Inc. | Digital fluid pressure flow rate and position control system |
JPS61229659A (ja) * | 1985-04-03 | 1986-10-13 | Nippon Air Brake Co Ltd | 牽引型の気圧式倍力装置 |
US4617958A (en) * | 1985-07-25 | 1986-10-21 | Sundstrand Corporation | Control valve |
JPS63134869A (ja) * | 1986-11-25 | 1988-06-07 | Daikin Ind Ltd | 可変容量形ピストン機械 |
-
1989
- 1989-03-29 US US07/329,930 patent/US4917349A/en not_active Expired - Lifetime
-
1990
- 1990-01-12 AU AU47919/90A patent/AU623728B2/en not_active Ceased
- 1990-01-15 DE DE1990604725 patent/DE69004725T2/de not_active Expired - Fee Related
- 1990-01-15 EP EP19900300400 patent/EP0390306B1/de not_active Expired - Lifetime
- 1990-01-25 CA CA 2008578 patent/CA2008578C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2008578A1 (en) | 1990-09-29 |
EP0390306B1 (de) | 1993-11-24 |
AU4791990A (en) | 1990-10-04 |
EP0390306A1 (de) | 1990-10-03 |
CA2008578C (en) | 1995-02-07 |
AU623728B2 (en) | 1992-05-21 |
US4917349A (en) | 1990-04-17 |
DE69004725D1 (de) | 1994-01-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK627689D0 (da) | Ventil | |
DE345604T1 (de) | Sanitaeres ventil. | |
DE3771255D1 (de) | Ventilsteuerungsanordnung und ventilsteuerungsverfahren. | |
DE69004249D1 (de) | Ventil. | |
DK165018C (da) | Temperaturafhaengig ventil | |
NO900734D0 (no) | Ventil. | |
NO902440L (no) | Ventil. | |
DE69006253D1 (de) | Ventil. | |
DK622589A (da) | Indirekte betjent ventil | |
DE68904176D1 (de) | Elektromagnetisches ventil. | |
DE69019641D1 (de) | Flüssigkeitskupplungseinrichtung und Ventil dafür. | |
DE69004725T2 (de) | Ventil und Druckpunktkontroller und seine Verwendung. | |
NO166420C (no) | Ventil. | |
DE69022991D1 (de) | Ventil und hydraulische antriebvorrichtung. | |
DE68905101D1 (de) | Ventil. | |
DE69014869D1 (de) | Druckregelungsventil. | |
TR23982A (tr) | Termik kumandali ventil | |
NO904206L (no) | Ventil for trykk-kokere. | |
NO894324D0 (no) | Ventil. | |
DE69014252T2 (de) | Druckregler und Ventilbetätigungsvorrichtung. | |
NO893341L (no) | Trinnloest innstillbar ventil. | |
DE59004512D1 (de) | Drucksteuerventil. | |
DK617289A (da) | Trykfoelsom ventil | |
DK339789D0 (da) | Ventil til trykudligning | |
NO880509D0 (no) | Ventil. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |