US PATENT SUBCLASS 251 / 129.11
.~ Rotary electric actuator

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

129.01  DF  ELECTRICALLY ACTUATED VALVE {11}
129.11.~ Rotary electric actuator {2}
129.12  DF  .~.~> With limit control
129.13  DF  .~.~> With speed or braking control

DEFINITION

Classification: 251/129.11

Rotary electric actuator:

(under subclass 129.01) Subject matter wherein the valve actuator is of a type which rotates to actuate the valve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

71, for rotary electric motor means for resetting a bias trip type valve.