US PATENT SUBCLASS 285 / 405
FLANGE

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

405FLANGE {3}
406  DF  .~> Clamped {3}
414  DF  .~> Detachable {1}
416  DF  .~> Fused

DEFINITION

Classification: 285/405

(under the class definition) Subject matter wherein at least the free end of one of the members has a transverse shoulder, flange or flange portion utilized in making the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

233, for a beaded spigot in a flexible joint.

234, for a flared conduit end as a flange equivalent in a flexible joint.

339+, for packed couplings including wedge means which are flange equivalents.

363+, for packed flanged joints. 384+, for a flanged joint with a screw-thimble-gland fastening means.

SEE OR SEARCH CLASS

403, Joints and Connections,

335+, for flanged joints in general.