Al Key

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Kenesha, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Vane machine, having a controlled pressure acting on the vane ends
- Patent number 6,015,278
- Issue date Jan 18, 2000
- Robert Bosch GmbH
- Al Key
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pressure proportioning regulator valve and vane machine including same
- Patent number 5,961,307
- Issue date Oct 5, 1999
- Robert Bosch GmbH
- Al Key
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL