GB1114080A - A speed changing system for hydraulic motors - Google Patents
A speed changing system for hydraulic motorsInfo
- Publication number
- GB1114080A GB1114080A GB44919/66A GB4491966A GB1114080A GB 1114080 A GB1114080 A GB 1114080A GB 44919/66 A GB44919/66 A GB 44919/66A GB 4491966 A GB4491966 A GB 4491966A GB 1114080 A GB1114080 A GB 1114080A
- Authority
- GB
- United Kingdom
- Prior art keywords
- chamber
- valve
- discharge
- ports
- communicate
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/22—Reciprocating-piston liquid engines with movable cylinders or cylinder
- F03C1/24—Reciprocating-piston liquid engines with movable cylinders or cylinder in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders
- F03C1/2407—Reciprocating-piston liquid engines with movable cylinders or cylinder in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders having cylinders in star or fan arrangement, the connection of the pistons with an actuated element being at the outer ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/0447—Controlling
- F03C1/045—Controlling by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed, e.g. series-parallel
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
- F16H61/444—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation by changing the number of pump or motor units in operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Hydraulic Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR34190A FR1460752A (fr) | 1965-10-08 | 1965-10-08 | Procédé et dispositif de changement de vitesses pour moteur hydraulique |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1114080A true GB1114080A (en) | 1968-05-15 |
Family
ID=8589989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB44919/66A Expired GB1114080A (en) | 1965-10-08 | 1966-10-07 | A speed changing system for hydraulic motors |
Country Status (4)
Country | Link |
---|---|
US (1) | US3403599A (fr) |
ES (1) | ES332051A1 (fr) |
FR (1) | FR1460752A (fr) |
GB (1) | GB1114080A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132707A (en) * | 1982-12-24 | 1984-07-11 | Renold Plc | Improvements in hydraulic piston and cylinder machines |
CN102597499A (zh) * | 2009-09-02 | 2012-07-18 | 伊顿公司 | 用于液压马达的控制装置 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3639093A (en) * | 1970-04-13 | 1972-02-01 | Case Co J I | Control mechanism for fluid translating device |
FR2127268A5 (fr) * | 1971-03-02 | 1972-10-13 | Poclain Sa | |
US3748062A (en) * | 1971-07-21 | 1973-07-24 | Case Co J I | Self energizing valve means for fluid translating device |
US3854284A (en) * | 1971-10-01 | 1974-12-17 | Nutron Corp | Engines |
US3880052A (en) * | 1971-10-01 | 1975-04-29 | Nutron Corp | Fluid devices |
US3760691A (en) * | 1971-12-17 | 1973-09-25 | Deere & Co | Step variable displacement hydraulic motor |
DE2334138C3 (de) * | 1973-07-05 | 1980-10-16 | Alfred Teves Gmbh, 6000 Frankfurt | Radialkolbenmaschine |
FR2247109A5 (fr) * | 1973-10-08 | 1975-05-02 | Poclain Sa | |
US4136602A (en) * | 1976-05-24 | 1979-01-30 | Lenz Leonard L | Hydraulic motor |
US4318336A (en) * | 1980-04-24 | 1982-03-09 | Rudolf Bock | Hydraulic motor |
FR2481755A1 (fr) * | 1980-04-30 | 1981-11-06 | Poclain Hydraulics Sa | Moteur a fluide sous pression muni d'un dispositif de selection de sa vitesse de rotation |
FR2541382B1 (fr) * | 1983-02-21 | 1987-07-03 | Poclain Sa | Procede et circuit de commande d'un moteur associe a un frein de securite |
DE3706460A1 (de) * | 1986-10-31 | 1988-09-08 | Rexroth Mannesmann Gmbh | Kolbenmaschine mit umschaltbarem hubraum |
FR2678322B1 (fr) * | 1991-06-25 | 1993-10-29 | Poclain Hydraulics Sa | Mecanisme a fluide sous pression comportant au moins deux cylindrees distinctes de fonctionnement. |
FR2706538B1 (fr) * | 1993-06-09 | 1995-09-01 | Poclain Hydraulics Sa | Mécanisme à fluide sous pression tel qu'un moteur ou une pompe, réversible, à au moins deux cylindrées de fonctionnement. |
US5865087A (en) * | 1996-10-18 | 1999-02-02 | Olson; Howard A. | Rotary variable displacement fluid power device |
DE19955965A1 (de) | 1999-11-19 | 2001-05-23 | Zahnradfabrik Friedrichshafen | Hydraulischer Radialkolbenmotor |
FI122115B (fi) * | 2007-01-26 | 2011-08-31 | Sampo Hydraulics Oy | Mäntähydraulimoottori |
FI125367B (fi) * | 2007-01-26 | 2015-09-15 | Sampo Hydraulics Oy | Ajovoimansiirron ohjausjärjestelmä |
FR3024504B1 (fr) | 2014-07-31 | 2016-08-26 | Poclain Hydraulics Ind | Dispositif de distribution pour une machine hydraulique |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2160612A (en) * | 1934-02-01 | 1939-05-30 | American Eng Co Ltd | Hydraulic transmission |
-
1965
- 1965-10-08 FR FR34190A patent/FR1460752A/fr not_active Expired
-
1966
- 1966-10-07 ES ES0332051A patent/ES332051A1/es not_active Expired
- 1966-10-07 GB GB44919/66A patent/GB1114080A/en not_active Expired
- 1966-10-10 US US585394A patent/US3403599A/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132707A (en) * | 1982-12-24 | 1984-07-11 | Renold Plc | Improvements in hydraulic piston and cylinder machines |
EP0122352A1 (fr) * | 1982-12-24 | 1984-10-24 | RENOLD Plc | Dispositif pour contrôler la capacité des machines à déplacement positif |
US4532854A (en) * | 1982-12-24 | 1985-08-06 | Renold Plc, A British Company of Renold House | Selectively operative multi-displacement pump or motor |
CN102597499A (zh) * | 2009-09-02 | 2012-07-18 | 伊顿公司 | 用于液压马达的控制装置 |
CN102597499B (zh) * | 2009-09-02 | 2015-02-11 | 伊顿公司 | 用于液压马达的控制装置 |
Also Published As
Publication number | Publication date |
---|---|
FR1460752A (fr) | 1966-01-07 |
DE1528519B2 (fr) | 1975-06-26 |
US3403599A (en) | 1968-10-01 |
DE1528519A1 (de) | 1970-07-09 |
ES332051A1 (es) | 1967-07-16 |
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