Adapters and adapter systems for valve closure systems and...

Valves and valve actuation – Fluid actuated or retarded – Rotary or oscillatory motor

Reexamination Certificate

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Details

C251S292000, C137S347000, C137S350000

Reexamination Certificate

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06908068

ABSTRACT:
A valve closure assembly (50) for remotely and automatically closing railway tank car valves (V1, V2, V3, V4) characterized by a series of novel adapters (180, 240, 242, 244, 252, 254) for enabling one valve closure assembly to turn the handles of various different valves, including soft-seat valves and hard-seat valves.

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