US PATENT SUBCLASS 335 / 267
.~.~.~ With plural armatures

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

209  DF  MAGNETS AND ELECTROMAGNETS {10}
220  DF  .~ With magneto-mechanical motive device (e.g., electromagnet with armature) {21}
266  DF  .~.~ Plural coils or magnets control armature movement {2}
267.~.~.~ With plural armatures

DEFINITION

Classification: 335/267

(under subclass 266) Subject matter including plural armatures.

(1) Note. For classification in this subclass, at least one of the plural armatures is responsive to the magnetic flux of two or more of the magnetic coils or magnets.

SEE OR SEARCH THIS CLASS, SUBCLASS:

119+, for automatic telephone type switches with plural armatures.

184, for plural magnet switches with plural integral reciprocating armatures.

232+, for polarized electromagnets with plural armatures.

259, for electromagnets with plural plunger type armatures. SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

139+, and appropriate subclasses for control circuits for electromagnetic devices with plural armatures.