4. Valves and valve actuation
  5. Rotary valves
  6. Butterfly

Paul A. Yohner

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Apparatus for a disc-stem connection

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Apparatus for inserting valve seats in valve bodies

Metal working – Means to assemble or disassemble – To apply or remove a resilient article
Patent

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Butterfly valve construction having a composite seat

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Rotatable shaft assembly

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Valve assembly

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Profile ID: LFUS-PAI-P-184388

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