US PATENT SUBCLASS 285 / 223
FLEXIBLE JOINT, RIGID MEMBERS

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

223FLEXIBLE JOINT, RIGID MEMBERS {6}
224  DF  .~> Radial and longitudinal expansion compensators
225  DF  .~> Diaphragm
226  DF  .~> Bellows {2}
230  DF  .~> Concrete, clay, or masonry pipe
231  DF  .~> Socketed packing type {3}
235  DF  .~> Resilient sleeve type {2}

DEFINITION

Classification: 285/223

(under the class definition) Subject matter including a flexible material member that permits unrestrained motion between two rigid members.

SEE OR SEARCH THIS CLASS, SUBCLASS:

49, for noise dampener means including and intermediate resilient conduit.

57, for a flexible member in a floor supported water closet type joint.

144.1+, for serial relatively movable joints.

298+, for a variable length coupling means. SEE OR SEARCH CLASS

105, Railway Rolling Stock,

40, for a flexible connection between boiler sections of a steam locomotive and subclass 47 for an articulated or flexible pipe connection between relatively movable parts of a locomotive.

165, Heat Exchange,

82+, for a heat exchanger having a connector between two members allowing for expansion and contraction.

403, Joints and Connections,

220+, for flexibly connected rigid members in general.