4. Power plants
  5. Motor having a buoyant working member
  6. With means to vary buoyancy of working member

Kenneth W. Welch, Jr.

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Apparatus and method for producing power using the excess pressu

Power plants – Motor having a buoyant working member – With means to vary buoyancy of working member
Patent

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Buoyancy pump device

Pumps – Motor driven – Tide or wave motor
Reexamination Certificate

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Buoyancy pump device

Pumps – Motor driven – Tide or wave motor
Reexamination Certificate

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Buoyancy pump power system

Power plants – Pressure fluid source and motor – Utilizing natural energy or having a geographic feature
Reexamination Certificate

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Buoyancy pump power system

Prime-mover dynamo plants – Tide and wave motors
Reexamination Certificate

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Profile ID: LFUS-PAI-P-631850

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