DE69612803D1 - Fördermengenregelung für eine Verdrängerpumpe - Google Patents
Fördermengenregelung für eine VerdrängerpumpeInfo
- Publication number
- DE69612803D1 DE69612803D1 DE69612803T DE69612803T DE69612803D1 DE 69612803 D1 DE69612803 D1 DE 69612803D1 DE 69612803 T DE69612803 T DE 69612803T DE 69612803 T DE69612803 T DE 69612803T DE 69612803 D1 DE69612803 D1 DE 69612803D1
- Authority
- DE
- Germany
- Prior art keywords
- flow control
- displacement pump
- positive displacement
- positive
- pump
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1202—Torque on the axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1204—Position of a rotating inclined plate
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/526,830 US5567123A (en) | 1995-09-12 | 1995-09-12 | Pump displacement control for a variable displacement pump |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69612803D1 true DE69612803D1 (de) | 2001-06-21 |
DE69612803T2 DE69612803T2 (de) | 2001-12-13 |
Family
ID=24098983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69612803T Expired - Fee Related DE69612803T2 (de) | 1995-09-12 | 1996-07-22 | Fördermengenregelung für eine Verdrängerpumpe |
Country Status (4)
Country | Link |
---|---|
US (1) | US5567123A (de) |
EP (1) | EP0761966B1 (de) |
JP (1) | JPH09126139A (de) |
DE (1) | DE69612803T2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4082523B2 (ja) | 1996-10-31 | 2008-04-30 | ブルーニンガウス ハイドロマチック ゲゼルシャフト ミット ベシュレンクテル ハフツング | 複数の液圧ポンプの出力および/またはトルク調整装置 |
US6030183A (en) * | 1998-04-30 | 2000-02-29 | Caterpillar Inc. | Variable margin pressure control |
US6095760A (en) * | 1998-10-01 | 2000-08-01 | Parker-Hannifin Corporation | Fluid pumping apparatus with two-step load limiting control |
US6468046B1 (en) * | 2000-09-18 | 2002-10-22 | Caterpillar Inc | Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump |
US6374722B1 (en) * | 2000-10-26 | 2002-04-23 | Caterpillar Inc. | Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump |
US6413055B1 (en) * | 2001-02-02 | 2002-07-02 | Sauer-Danfoss Inc. | Swashplate position assist mechanism |
US7007466B2 (en) * | 2001-12-21 | 2006-03-07 | Caterpillar Inc. | System and method for controlling hydraulic flow |
US6786202B2 (en) | 2002-09-24 | 2004-09-07 | Caterpillar Inc | Hydraulic pump circuit |
US20040057836A1 (en) * | 2002-09-25 | 2004-03-25 | Caterpillar Inc. | Hydraulic pump circuit |
US6848888B2 (en) * | 2002-12-12 | 2005-02-01 | Caterpillar Inc. | Sensor for a variable displacement pump |
US6848254B2 (en) * | 2003-06-30 | 2005-02-01 | Caterpillar Inc. | Method and apparatus for controlling a hydraulic motor |
DE10358727B3 (de) * | 2003-12-15 | 2005-08-25 | Brueninghaus Hydromatik Gmbh | Summenleistungsregelvorrichtung |
JP4845026B2 (ja) * | 2006-09-21 | 2011-12-28 | キャタピラー エス エー アール エル | 可変容量型ポンプにおける斜板制御装置 |
US7788917B2 (en) * | 2007-02-28 | 2010-09-07 | Caterpillar Inc | Method and system for feedback pressure control |
US20090104047A1 (en) * | 2007-10-18 | 2009-04-23 | Caterpillar Inc. | Pump having multiple minimum flow mechanical stops |
US8215329B2 (en) * | 2008-02-01 | 2012-07-10 | Woodward, Inc. | Digital closed loop proportional hydraulic pressure controller |
US8647075B2 (en) * | 2009-03-18 | 2014-02-11 | Eaton Corporation | Control valve for a variable displacement pump |
US9086143B2 (en) | 2010-11-23 | 2015-07-21 | Caterpillar Inc. | Hydraulic fan circuit having energy recovery |
EP2956676B1 (de) | 2013-02-15 | 2019-07-17 | Parker Hannifin Corporation | Variables lastempfindliches hybridsystem mit offener mitte |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4255092A (en) * | 1977-11-24 | 1981-03-10 | Plessey Handel Und Investments Ag | Hydraulic variable-displacement axial piston pump having torque limitation |
JPS601273Y2 (ja) * | 1978-06-26 | 1985-01-14 | 株式会社小松製作所 | 液圧ポンプの容量制御装置 |
US4284389A (en) * | 1979-08-24 | 1981-08-18 | General Signal Corporation | Input torque control system for a variable displacement pump |
US4498847A (en) * | 1982-06-29 | 1985-02-12 | Kabushiki Kaisha Komatsu Seisakusho | Control system for variable displacement hydraulic pumps |
US4600364A (en) * | 1983-06-20 | 1986-07-15 | Kabushiki Kaisha Komatsu Seisakusho | Fluid operated pump displacement control system |
JPS60128999U (ja) * | 1984-02-08 | 1985-08-29 | 株式会社小松製作所 | 可変液圧ポンプの容量制御装置 |
US4637781A (en) * | 1984-03-30 | 1987-01-20 | Kabushiki Kaisha Komatsu Seisakusho | Torque regulating system for fluid operated pump displacement control systems |
KR950007252B1 (ko) * | 1991-11-30 | 1995-07-07 | 삼성중공업주식회사 | 가변용량형 유압펌프의 제어장치 |
KR950013009B1 (ko) * | 1993-02-11 | 1995-10-24 | 대우중공업주식회사 | 가변용량형 유압피스톤 펌프의 유량제어장치 |
-
1995
- 1995-09-12 US US08/526,830 patent/US5567123A/en not_active Expired - Fee Related
-
1996
- 1996-07-22 EP EP96111778A patent/EP0761966B1/de not_active Expired - Lifetime
- 1996-07-22 DE DE69612803T patent/DE69612803T2/de not_active Expired - Fee Related
- 1996-09-12 JP JP8242006A patent/JPH09126139A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5567123A (en) | 1996-10-22 |
EP0761966B1 (de) | 2001-05-16 |
JPH09126139A (ja) | 1997-05-13 |
EP0761966A3 (de) | 1997-04-02 |
DE69612803T2 (de) | 2001-12-13 |
EP0761966A2 (de) | 1997-03-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |