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

J. Michael Schaeffer

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Butterfly damper

Valves and valve actuation – Rotary valves – Butterfly
Patent

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Method of assembling a butterfly damper capable of fully stoppin

Metal working – Method of mechanical manufacture – Valve or choke making
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Profile ID: LFUS-PAI-P-641132

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