US PATENT SUBCLASS 285 / 302
.~ Telescopic with relative motion

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

298  DF  VARIABLE LENGTH {3}
302.~ Telescopic with relative motion

DEFINITION

Classification: 285/302

(under subclass 298) Subject matter adapted for reciprocation of one member in the other while maintaining a seal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

145.1+, for a telescopic joint combined with another joint.

154.1+, for beer barrel tappers which have a telescopic member.

224, for a flexible joint with means compensating for radial and longitudinal expansion.

SEE OR SEARCH CLASS 248, Supports,

354.1+, for adjustable props or braces.