by changing the effective piston stroke

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Patents Grantslast 30 patents

Information Patent Grant
Distribution device for a hydraulic machine and a hydraulic machine...
- Patent number 10,690,109
- Issue date Jun 23, 2020
- Poclain Hydraulics Industrie
- Dominique Costaz
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydromechanical control of differential pressure across a variable...
- Patent number 5,062,265
- Issue date Nov 5, 1991
- Sundstrand Corporation
- Albert L. Markunas
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydraulic radial piston machine
- Patent number 4,643,077
- Issue date Feb 17, 1987
- Rudolf Bock
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Stepless infinite variable speed motor
- Patent number 4,381,700
- Issue date May 3, 1983
- Leonard L. Lenz
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
3241463
- Patent number 3,241,463
- Issue date Mar 22, 1966
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
3131604
- Patent number 3,131,604
- Issue date May 5, 1964
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES