DE69020255D1 - Logikventil. - Google Patents
Logikventil.Info
- Publication number
- DE69020255D1 DE69020255D1 DE69020255T DE69020255T DE69020255D1 DE 69020255 D1 DE69020255 D1 DE 69020255D1 DE 69020255 T DE69020255 T DE 69020255T DE 69020255 T DE69020255 T DE 69020255T DE 69020255 D1 DE69020255 D1 DE 69020255D1
- Authority
- DE
- Germany
- Prior art keywords
- logic valve
- logic
- 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 - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
- F15B13/015—Locking-valves or other detent i.e. load-holding devices using an enclosed pilot flow valve
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Driven Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Flow Control (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989089878U JPH0746801Y2 (ja) | 1989-07-31 | 1989-07-31 | ロジック弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69020255D1 true DE69020255D1 (de) | 1995-07-27 |
DE69020255T2 DE69020255T2 (de) | 1995-10-26 |
Family
ID=13983027
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69020255T Expired - Fee Related DE69020255T2 (de) | 1989-07-31 | 1990-07-24 | Logikventil. |
DE199090308090T Pending DE411808T1 (de) | 1989-07-31 | 1990-07-24 | Logikventil. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE199090308090T Pending DE411808T1 (de) | 1989-07-31 | 1990-07-24 | Logikventil. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4997159A (de) |
EP (1) | EP0411808B1 (de) |
JP (1) | JPH0746801Y2 (de) |
CA (1) | CA2020924C (de) |
DE (2) | DE69020255T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07109207B2 (ja) * | 1990-10-18 | 1995-11-22 | 新キャタピラー三菱株式会社 | 負荷圧力補償型ロジック弁 |
DE4140604A1 (de) * | 1991-12-10 | 1993-06-17 | Bosch Gmbh Robert | Steuervorrichtung fuer den volumenstrom eines hydraulischen arbeitsmittels |
ES2125580T3 (es) * | 1995-02-13 | 1999-03-01 | Cci Ag | Valvula accionada por el fluido controlado. |
DE19905704A1 (de) * | 1999-02-11 | 2000-08-17 | Mannesmann Rexroth Ag | Vorgesteuertes Sperrventil |
US7139219B2 (en) * | 2004-02-12 | 2006-11-21 | Tempress Technologies, Inc. | Hydraulic impulse generator and frequency sweep mechanism for borehole applications |
WO2006083848A2 (en) * | 2005-02-01 | 2006-08-10 | Tempress Technologies, Inc. | Sleeved hose assembly and method for jet drilling of lateral wells |
US7524160B2 (en) | 2005-02-10 | 2009-04-28 | Tempress Technologies, Inc. | Hydrokinetic speed governor |
KR100980612B1 (ko) * | 2008-09-02 | 2010-09-07 | 한국항공우주연구원 | 유량조절밸브 |
US8607896B2 (en) * | 2009-06-08 | 2013-12-17 | Tempress Technologies, Inc. | Jet turbodrill |
US8528649B2 (en) | 2010-11-30 | 2013-09-10 | Tempress Technologies, Inc. | Hydraulic pulse valve with improved pulse control |
US9279300B2 (en) | 2010-11-30 | 2016-03-08 | Tempress Technologies, Inc. | Split ring shift control for hydraulic pulse valve |
AU2013292676A1 (en) | 2012-07-16 | 2015-02-05 | Tempress Technologies, Inc. | Extended reach placement of wellbore completions |
CN105987035B (zh) * | 2015-02-27 | 2018-04-03 | 卡特彼勒公司 | 液压阀装置及包括该液压阀装置的液压***和机器 |
CN113864268B (zh) * | 2021-09-10 | 2024-01-30 | 日照海卓液压有限公司 | 整体插装式零泄漏低能位稳态关闭比例先导单向节流阀 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2805038A (en) * | 1951-12-07 | 1957-09-03 | Electraulic Presses Ltd | Pressure actuated bye-pass valves |
DE1817822C3 (de) * | 1968-12-09 | 1973-09-27 | Vickers Gmbh, 6380 Bad Homburg | Hauptstromregelventil, insbeson dere zur Lastabsenkung fur Hubzylinder Ausscheidung aus 1813500 |
DE2309345C3 (de) * | 1973-02-24 | 1979-11-08 | Sauer Getriebe Kg, 2350 Neumuenster | Sperrbremsventilanordnung |
DE2424973C3 (de) * | 1974-05-22 | 1980-01-31 | Montan-Hydraulik Gmbh & Co Kg, 4755 Holzwickede | Einrichtung zum Steuern von Hydroantrieben |
DE3013084A1 (de) * | 1980-04-03 | 1981-10-08 | Robert Bosch Gmbh, 7000 Stuttgart | Stromregelventil |
JPS60196402A (ja) * | 1984-03-16 | 1985-10-04 | Komatsu Ltd | 油圧制御装置 |
DE3426045A1 (de) * | 1984-07-14 | 1986-01-16 | Veb Kombinat Orsta-Hydraulik, Ddr 7010 Leipzig | Leckvolumenstromfreies bremsventil |
JPS62278301A (ja) * | 1986-05-27 | 1987-12-03 | Yutani Heavy Ind Ltd | 可変再生回路 |
-
1989
- 1989-07-31 JP JP1989089878U patent/JPH0746801Y2/ja not_active Expired - Lifetime
-
1990
- 1990-06-13 US US07/537,513 patent/US4997159A/en not_active Expired - Fee Related
- 1990-07-11 CA CA002020924A patent/CA2020924C/en not_active Expired - Fee Related
- 1990-07-24 DE DE69020255T patent/DE69020255T2/de not_active Expired - Fee Related
- 1990-07-24 DE DE199090308090T patent/DE411808T1/de active Pending
- 1990-07-24 EP EP90308090A patent/EP0411808B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE411808T1 (de) | 1991-05-23 |
CA2020924A1 (en) | 1991-02-01 |
DE69020255T2 (de) | 1995-10-26 |
JPH0746801Y2 (ja) | 1995-10-25 |
CA2020924C (en) | 1999-01-19 |
JPH0330105U (de) | 1991-03-25 |
EP0411808A1 (de) | 1991-02-06 |
EP0411808B1 (de) | 1995-06-21 |
US4997159A (en) | 1991-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |