US PATENT SUBCLASS 277 / 621
.~.~.~.~.~ Particular axially acting feature

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  DF  .~.~.~.~ Clamping gland {2}
621.~.~.~.~.~ Particular axially acting feature {1}
622  DF  .~.~.~.~.~.~> Threaded gland

DEFINITION

Classification: 277/621

Particular axially acting feature:

(under subclass 620) Clamping gland wherein the gland has a specific means to move the gland along the axis.

(1) Note. In this subclass and indented subclass the particular axially acting feature is intended to be more than a "bolted flange or gland".