US PATENT SUBCLASS 335 / 63
.~.~ With magnetic or electromagnetically actuated delay means

Current as of: June, 1999
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335 /   HD   ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS

2  DF  ELECTROMAGNETICALLY ACTUATED SWITCHES {30}
59  DF  .~ Retarded or delayed type {7}
63.~.~ With magnetic or electromagnetically actuated delay means

DEFINITION

Classification: 335/63

(under subclass 59) Subject matter wherein the delay structure comprises magnetic means, per se, or mechanical elements which are magnetically controlled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

38+, above, for automatic circuit interrupter devices with magnetic trip means with time delay.

SEE OR SEARCH CLASS

318, Electricity: Motive Power Systems, and

487, for automatic motor control switches with electromagnetic time delay means. 388, Electricity: Motor Control Systems, art collection 921 for motor control systems including time delay means.