US PATENT SUBCLASS 277 / 620
.~.~.~.~ Clamping gland


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}
616  DF  .~.~ Having associated mounting or retaining feature {4}
619  DF  .~.~.~ Axially related backing ring {2}
620.~.~.~.~ Clamping gland {2}
621  DF  .~.~.~.~.~> Particular axially acting feature {1}
623  DF  .~.~.~.~.~> Particular gland shape


DEFINITION

Classification: 277/620

Clamping gland:

(under subclass 619) Axially related backing ring including axially acting means to force the seal into a joint or juncture formed between the pipe, conduit, or cable.

(1) Note. A biasing spring is not a gland or follower.

SEE OR SEARCH THIS CLASS, SUBCLASS:

329+, for a seal for well apparatus where the seal is in a packing box contained or compressed by a gland member.

510+, 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.