US PATENT SUBCLASS 277 / 530
.~.~.~.~ C-, M-, U-, V-, X-, or Z-shaped


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

345  DF  SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) {10}
500  DF  .~ Circumferential contact seal for other than piston {13}
510  DF  .~.~ Contained or compressed by gland member in packing box {10}
529  DF  .~.~.~ Having particular cross-sectional seal profile {2}
530.~.~.~.~ C-, M-, U-, V-, X-, or Z-shaped


DEFINITION

Classification: 277/530

C-, M-, U-, V-, X-, or Z-shaped:

(under subclass 529) Particular cross-sectional seal profile wherein the profile has a U-, V-, C-, M-, X-, or Z-configuration.

SEE OR SEARCH THIS CLASS, SUBCLASS:

491+, for a piston ring having a sectional structure including a component ring having a C, L, T, U, V, or Z cross-sectional profile.

567, for a dynamic circumferential contact seal for other than a piston having peripherally radially sealing flexible projections forming a radially facing U or V cross-sectional profile.

647, for a static seal having a C-, U-, or V-shaped cross-sectional seal profile for other than an internal combustion engine, or a pipe, conduit, or cable.