US PATENT SUBCLASS 277 / 401
.~.~.~ Fluid passage to the sealing face

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}
399  DF  .~.~ Particular sealing face member configuration {4}
401.~.~.~ Fluid passage to the sealing face

DEFINITION

Classification: 277/401

Fluid passage to the sealing face:

(under subclass 399) Particular sealing face member configuration wherein the sealing face member has a passageway to permit flow of fluid to the sealing face.

SEE OR SEARCH THIS CLASS, SUBCLASS:

408, for a relatively rotatable, radially extending, sealing face member (e.g., face, mechanical, etc.) including means to introduce, circulate, or remove fluid.