Valves and valve actuation – Valve actuator surrounding pipe – inlet or outlet
Patent
1975-10-24
1977-05-10
Cline, William R.
Valves and valve actuation
Valve actuator surrounding pipe, inlet or outlet
166330, 251171, 251175, 251310, 251317, 251363, 251DIG1, F16K 3100
Patent
active
040224260
ABSTRACT:
An indexing valve assembly utilizes a mandrel having elastomeric seal means retained by a seal housing containing a seal island over which is slidably located a slotted indexing sleeve.
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Caddell Michael J.
Cline William R.
Dresser Industries Inc.
Spiegel H. Jay
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