4. Valves and valve actuation
  5. Fluid actuated or retarded
  6. Flexible wall expansible chamber reciprocating valve actuator

Thomas J. Sievers

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Encapsulated magnet assembly and method for making the same

Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – Magnet structure or material
Reexamination Certificate

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High-efficiency poppet and seat assembly

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator
Patent

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Rotationally orientable fluid handling devices

Pipe joints or couplings – With assembly means or feature
Reexamination Certificate

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Profile ID: LFUS-PAI-P-763717

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