David L. Thurston

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Ashley, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Axial piston pump having a blocking valve in a manually controlled...
- Patent number 5,076,145
- Issue date Dec 31, 1991
- Hagglunds Denison Corporation
- Ellis H. Born
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Automatic control for variable displacement pump
- Patent number 4,892,465
- Issue date Jan 9, 1990
- Hagglunds Denison Corporation
- Ellis H. Born
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Horsepower limiter control for a variable displacement pump
- Patent number 4,076,459
- Issue date Feb 28, 1978
- Abex Corporation
- Cecil E. Adams
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control system for variable displacement pumps
- Patent number 4,017,219
- Issue date Apr 12, 1977
- Abex Corporation
- Ellis H. Born
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Controlled opening pressure compensated flow control valve
- Patent number 3,965,921
- Issue date Jun 29, 1976
- Abex Corporation
- David L. Thurston
- G05 - CONTROLLING REGULATING