US PATENT SUBCLASS 335 / 91
.~.~ Actuating magnet structure or material

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

2  DF  ELECTROMAGNETICALLY ACTUATED SWITCHES {30}
87  DF  .~ Periodic (e.g., vibrators) {6}
91.~.~ Actuating magnet structure or material {1}
92  DF  .~.~.~> Plural magnets

DEFINITION

Classification: 335/91

(under subclass 87) Subject matter wherein the structure comprises significant magnetic structure or material peculiarly adapted for use in a periodic or cyclic switch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

205+, for switch structure, not restricted to a specialized subclass, utilizing a permanent magnet or magnets.

296, significant magnet structure not specifically restricted to use in electromagnetic switches.