US PATENT SUBCLASS 361 / 521
.~.~.~ With vent means

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

500  DF  ELECTROLYTIC SYSTEMS OR DEVICES {7}
503  DF  .~ Liquid electrolytic capacitor {5}
517  DF  .~.~ Casing {3}
521.~.~.~ With vent means

DEFINITION

Classification: 361/521

With vent means:

(under subclass 517) Subject matter including means to release excess pressure occurring within the casing of electrolytic capacitor components.

SEE OR SEARCH CLASS

215, Bottles and Jars,

307+, for venting bottles and jars.

220, Receptacles,

367.1+, for venting in closure.

429, Chemistry: Electrical Current Producing Apparatus, Product, and Process, 82+, venting structure for batteries.