US PATENT SUBCLASS 318 / 789
.~.~.~.~.~ By electromagnetic switch

Current as of: June, 1999
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318 /   HD   ELECTRICITY: MOTIVE POWER SYSTEMS

727  DF  INDUCTION MOTOR SYSTEMS {12}
767  DF  .~ Primary circuit control {9}
778  DF  .~.~ Starting control {3}
781  DF  .~.~.~ Operating from a single phase source {6}
785  DF  .~.~.~.~ Start winding removed during running operation {4}
789.~.~.~.~.~ By electromagnetic switch {1}
790  DF  .~.~.~.~.~.~> With relay coil in series with main winding

DEFINITION

Classification: 318/789

By electromagnetic switch:

(under subclass 785) Subject matter wherein an electromagnetic switch means is provided for de-energizing the start winding.

SEE OR SEARCH CLASS

335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets,

2+, for electromagnetic switches, per se.