US PATENT SUBCLASS 277 / 394
.~.~.~ Peripheral radially sealing flexible projection (e.g., lip seal, etc.)

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}
390  DF  .~.~ Particular secondary mounting seal or driving connection {4}
394.~.~.~ Peripheral radially sealing flexible projection (e.g., lip seal, etc.) {1}
395  DF  .~.~.~.~> U- or V-shaped cross-sectional profile

DEFINITION

Classification: 277/394

Peripheral radially sealing flexible projection (e.g., lip seal, etc.):

(under subclass 390) Mounting seal or driving connection wherein the secondary seal is a pliant or resilient extension having a tip for sealing against the sealing face member or one of the parts.

SEE OR SEARCH THIS CLASS, SUBCLASS:

549+, for a dynamic circumferential contact seal for other than a piston having a peripheral radially sealing flexible projection (e.g., lip seal, etc.).