US PATENT SUBCLASS 279 / 100-- .~.~ Nut lock

US PATENT SUBCLASS 279 / 100
.~.~ Nut lock

Current as of: June, 1999
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279 /	HD	CHUCKS OR SOCKETS

9.1	DF	SOCKET TYPE {27}
99	DF	.~ Screw threaded {1}
100		.~.~ Nut lock {1}
101	DF	.~.~.~> Threaded sleeve

DEFINITION

Classification: 279/100

(under subclass 99) Devices provided with locking means to prevent the unscrewing of the held article accidentally.

SEE OR SEARCH CLASS

285, Pipe Joints or Couplings,

81+, for a coupling with means blocking release of the means holding the joint together, especially subclass 92 for a thread lock.

411, Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener,

81+, for a threaded fastener (i.e., a bolt or nut) and means for restricting the rotation thereof relative to a coacting substructure; and subclasses 190+ for a threaded bolt and nut and means for coupling them against rotation relative to one another.