US PATENT SUBCLASS 251 / 100
.~.~ Rotation of reciprocating handle
Current as of:
June, 1999
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251 /
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VALVES AND VALVE ACTUATION
89
DF
WITH MEANS FOR BLOCKING OR DISABLING ACTUATOR
{6}
95
DF
.~ Released by non-valving actuator motion {3}
100
.~.~ Rotation of reciprocating handle
DEFINITION
Classification: 251/100
(under subclass 95) Devices wherein the handle is rotated about the axis of the valve stem to actuate the blocking or disabling means.