US PATENT SUBCLASS 411 / 369
.~.~.~ Including sealing means

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

337  DF  HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP {12}
366.1  DD  .~ Headed bolt or screw with threads and complementary nut {4}
368  DF  .~.~ Having washer {1}
369.~.~.~ Including sealing means {1}
370  DF  .~.~.~.~> Stay bolt bearing washer

DEFINITION

Classification: 411/369

Including sealing means:

(under subclass 368) Subject matter wherein either the internally threaded means or disk is provided with means or structure which cooperate to prevent the ingress of fluid between the internally threaded means or disk and the fastening means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

542, for sealing washers, per se.

SEE OR SEARCH CLASS

277, Seal for a Joint or Juncture, for a generic sealing means or process,

640, for a static contact seal for other than an internal combustion engine, or a pipe, conduit, or cable including an anchoring means extending through the seal.

292, Closure Fasteners,

307, for closure seal structure.