US PATENT SUBCLASS 335 / 277
.~.~ With shock absorption, vibration or bounce-preventing means

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}
277.~.~ With shock absorption, vibration or bounce-preventing means

DEFINITION

Classification: 335/277

(under subclass 220) Subject matter including means to prevent vibration or shock in the electromagnet.

(1) Note. This subclass includes means for mounting the electromagnet or the electromagnet casing with resilient or cushion means to prevent vibration from reaching the electromagnet.

SEE OR SEARCH THIS CLASS, SUBCLASS:

157+, for switches with operation inhibiting means (shock resistant).

271, for electromagnet armature bounce or vibration preventing means.

278, for electromagnet casing or enclosure. SEE OR SEARCH CLASS

248, Supports,

560+, for resilient supports.

336, Inductor Devices,

100, for inductor devices (such as transformers and inductive reactors) with vibration control means.