4. Power plants
  5. Pressure fluid source and motor
  6. Utilizing natural energy or having a geographic feature

William L. Freeh

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Actively suspended counter-rotating machine

Pumps – Condition responsive control of pump drive motor
Patent

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Adjustable automatically controlled pneumatic pump device

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Patent

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Adjustable axial flow piston machines

Pumps – Condition responsive control of drive transmission or pump... – Adjustable cam or linkage
Patent

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Adjustable axial piston machines

Motors: expansible chamber type – Three or more cylinders arranged in parallel radial or... – Cylinders parallel to rotation axis
Patent

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Adjustable axial piston machines

Motors: expansible chamber type – Three or more cylinders arranged in parallel radial or... – Cylinders parallel to rotation axis
Patent

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Profile ID: LFUS-PAI-P-3992

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