US PATENT SUBCLASS 277 / 627
.~.~ Particular seal material or construction


Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

590  DF  SEAL BETWEEN FIXED PARTS OR STATIC CONTACT AGAINST RELATIVELY MOVABLE PARTS {3}
602  DF  .~ Contact seal for a pipe, conduit, or cable {10}
627.~.~ Particular seal material or construction


DEFINITION

Classification: 277/627

Particular seal material or construction:

(under subclass 602) Pipe, conduit, or cable wherein the seal is of a specific material or has a specific arrangement of material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

534+, for a dynamic, circumferential contact seal for other than a piston intended to be contained or compressed by a gland member in a packing box having a particular material or construction.

610, for a static, contact seal intended for insertion between an end to end pipe, conduit or cable joint having a spirally wound structure.

618, for a static, contact seal intended for use on a pipe, conduit or cable including an axially related or embedded coil spring that mounts or retains the seal.

611, for a static, contact seal intended for insertion between an end to end pipe, conduit or cable joint having an extrusion preventing (i.e., anti-extrusion) or compression limiting feature.

650+, for a static, contact seal for other than an internal combustion engine or a pipe, conduit, or cable having a particular sealing material or construction. 935+, for a seal for other than a static contact seal for a pipe, conduit, or cable made out of a particular material.