4. Fluid handling
  5. Systems
  6. Multi-way valve unit

Don B. Porter

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Actuator having internal valve structure

Motors: expansible chamber type – With motive fluid valve – Contracting chamber exhaust valve controlled by expanding...
Reexamination Certificate

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Apparatus for eliminating noise in the flow of fluids

Pipes and tubular conduits – With flow regulators and/or baffles – Restrictors
Patent

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Electro-hydraulic servovalve having mechanical feedback

Fluid handling – Systems – Multi-way valve unit
Patent

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Elongated self-contained actuator

Power plants – Pressure fluid source and motor – Ram driven by fluid pumped from reservoir
Reexamination Certificate

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Multi-stage flow control

Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate

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Profile ID: LFUS-PAI-P-785690

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