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

P. Keith Potts

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Automatic sliding gate valve

Valves and valve actuation – Fluid actuated or retarded – Piston type expansible chamber reciprocating valve actuator
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Safety floating step assembly for platform

Fire escape – ladder – or scaffold – Means maintaining step lever on horizontally pivoted ladder
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Profile ID: LFUS-PAI-P-301752

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