US PATENT SUBCLASS 277 / 379
.~.~.~ Particular spring feature

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}
358  DF  .~ Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) {9}
377  DF  .~.~ Particular axial biasing feature {3}
379.~.~.~ Particular spring feature {4}
380  DF  .~.~.~.~> Made of elastomeric material {2}
383  DF  .~.~.~.~> Imbedded in another material
384  DF  .~.~.~.~> Washerlike shape
385  DF  .~.~.~.~> Arrangement or location {1}

DEFINITION

Classification: 277/379

Particular spring feature:

(under subclass 377) Particular axial biasing feature wherein the axial bias is an elastic contrivance or body having a specific resilient characteristic.