4. Valves and valve actuation
  5. Electrically actuated valve
  6. Having element dimensionally responsive to field

William N. O'Neill

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Method and apparatus for controlling the deadband of a fluid...

Power plants – Pressure fluid source and motor – Having condition responsive control in a system of distinct...
Reexamination Certificate

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Piezoelectric actuated poppet value to modulate pilot...

Fluid handling – Pressure modulating relays or followers
Reexamination Certificate

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Piezoelectric actuated poppet valve to modulate pilot...

Valves and valve actuation – Electrically actuated valve – Having element dimensionally responsive to field
Reexamination Certificate

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Piezoelectric actuated poppet valve to modulate pilot...

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

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Profile ID: LFUS-PAI-P-2071005

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