EP0226125A3 - Variable displacement pump system variable displacement pump system - Google Patents
Variable displacement pump system variable displacement pump system Download PDFInfo
- Publication number
- EP0226125A3 EP0226125A3 EP86116785A EP86116785A EP0226125A3 EP 0226125 A3 EP0226125 A3 EP 0226125A3 EP 86116785 A EP86116785 A EP 86116785A EP 86116785 A EP86116785 A EP 86116785A EP 0226125 A3 EP0226125 A3 EP 0226125A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump system
- variable displacement
- displacement pump
- variable
- system variable
- 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.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 title 2
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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
- F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
- F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80852785A | 1985-12-13 | 1985-12-13 | |
US808527 | 1985-12-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0226125A2 EP0226125A2 (en) | 1987-06-24 |
EP0226125A3 true EP0226125A3 (en) | 1989-07-05 |
EP0226125B1 EP0226125B1 (en) | 1991-04-03 |
Family
ID=25199037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP86116785A Expired - Lifetime EP0226125B1 (en) | 1985-12-13 | 1986-12-03 | Variable displacement pump system |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0226125B1 (en) |
JP (1) | JPH0819922B2 (en) |
CN (1) | CN1007542B (en) |
CA (1) | CA1248410A (en) |
DE (1) | DE3678538D1 (en) |
IN (1) | IN166532B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5183393A (en) * | 1992-02-10 | 1993-02-02 | Schaffner Larey D | Power limiter control for a variable displacement axial piston pump |
US7797092B2 (en) * | 2006-11-06 | 2010-09-14 | Caterpillar Inc | Method and system for controlling machine power |
CN101865143B (en) * | 2010-07-08 | 2012-05-23 | 中国航天科技集团公司第六研究院第十一研究所 | Device for automatically adjusting power of turbine pump |
CN111911381B (en) * | 2020-07-26 | 2022-12-06 | 中国航发贵州红林航空动力控制科技有限公司 | Nozzle differential pressure valve mechanism with damping piston |
CN113266319B (en) * | 2021-07-01 | 2023-06-23 | 龙信阀业集团有限公司 | Gas lift valve suitable for pressure-variable gas lift process |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2502546A (en) * | 1947-03-28 | 1950-04-04 | Denison Eng Co | Hydraulic apparatus |
US3067693A (en) * | 1958-12-24 | 1962-12-11 | United Aircraft Corp | Control means for variable delivery pump |
US3554093A (en) * | 1967-12-04 | 1971-01-12 | Sperry Rand Corp | Constant power regulator for hydraulic pumps |
US4072442A (en) * | 1975-07-04 | 1978-02-07 | Takeshi Horiuchi | Variable delivery hydraulic pump |
-
1986
- 1986-12-02 IN IN870/CAL/86A patent/IN166532B/en unknown
- 1986-12-03 DE DE8686116785T patent/DE3678538D1/en not_active Expired - Fee Related
- 1986-12-03 EP EP86116785A patent/EP0226125B1/en not_active Expired - Lifetime
- 1986-12-11 JP JP61295683A patent/JPH0819922B2/en not_active Expired - Fee Related
- 1986-12-12 CN CN87105369A patent/CN1007542B/en not_active Expired
- 1986-12-12 CA CA000525243A patent/CA1248410A/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2502546A (en) * | 1947-03-28 | 1950-04-04 | Denison Eng Co | Hydraulic apparatus |
US3067693A (en) * | 1958-12-24 | 1962-12-11 | United Aircraft Corp | Control means for variable delivery pump |
US3554093A (en) * | 1967-12-04 | 1971-01-12 | Sperry Rand Corp | Constant power regulator for hydraulic pumps |
US4072442A (en) * | 1975-07-04 | 1978-02-07 | Takeshi Horiuchi | Variable delivery hydraulic pump |
Also Published As
Publication number | Publication date |
---|---|
IN166532B (en) | 1990-05-26 |
DE3678538D1 (en) | 1991-05-08 |
JPS62253980A (en) | 1987-11-05 |
CN86108529A (en) | 1987-06-17 |
EP0226125B1 (en) | 1991-04-03 |
JPH0819922B2 (en) | 1996-03-04 |
EP0226125A2 (en) | 1987-06-24 |
CA1248410A (en) | 1989-01-10 |
CN1007542B (en) | 1990-04-11 |
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Legal Events
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ITF | It: translation for a ep patent filed | ||
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