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

James Edward Barker

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Bi-directional valve seal mechanism

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Bi-directional valve seal mechanism

Valves and valve actuation – With means to increase head and seat contact pressure – Seat pressed to valve
Patent

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Profile ID: LFUS-PAI-P-575429

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