US PATENT SUBCLASS 251 / 89.5
.~ Actuator, or blocking means, includes flow path joint


Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

89  DF  WITH MEANS FOR BLOCKING OR DISABLING ACTUATOR {6}
89.5.~ Actuator, or blocking means, includes flow path joint


DEFINITION

Classification: 251/89.5

(under subclass 89) Subject matter wherein (1) the actuator which is detained, blocked or disabled includes a flow path section which is separable from the valved section or (2) the means which detains, blocks or disables the actuator includes a flow path section which is separable from the valved section or that structure which joins the separate sections.

SEE OR SEARCH THIS CLASS, SUBCLASS:

149.9, for separable flow path sections, the joining or disconnection thereof being blocked or disabled by a valve, or its actuator, in one section.

SEE OR SEARCH CLASS

137, Fluid Handling,

614.06, for separable, valved, flow path sections with the means for coupling the sections interlocked with a valve or its actuator, and subclass 637.05 for separable, valved, flow path sections wherein the valve actuators are correlated.