US PATENT SUBCLASS 251 / 71
.~.~.~ Rotary electric motor

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


251 /   HD   VALVES AND VALVE ACTUATION

66  DF  BIASED TRIP {5}
68  DF  .~ Electrical trip actuation {2}
70  DF  .~.~ With electrical resetting means {1}
71.~.~.~ Rotary electric motor

DEFINITION

Classification: 251/71

(under subclass 70) Subject matter wherein the electrical valve actuating means includes a rotary electric motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

133+, for rotary electric motor valve actuators not of the trip type.