US PATENT SUBCLASS 335 / 169
.~.~ Plural or with auxiliary latch


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335 /   HD   ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS

2  DF  ELECTROMAGNETICALLY ACTUATED SWITCHES {30}
167  DF  .~ Latching means {4}
169.~.~ Plural or with auxiliary latch


DEFINITION

Classification: 335/169

(under subclass 167) Subject matter wherein the latch structure comprises at least two separate cooperative latching devices each under the influence of a separate actuating means. One of the latching devices may constitute the principle latch while at least one other constitutes an auxiliary latch whose function is to restrain the principle latch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22+, for automatic circuit interrupting devices which include plural latch means or plural operating means for a single latch.