US PATENT SUBCLASS 277 / 517
.~.~.~.~ Between packing boxes

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}
512  DF  .~.~.~ Fluid introducer or director {5}
517.~.~.~.~ Between packing boxes

DEFINITION

Classification: 277/517

Between packing boxes:

(under subclass 512) Fluid introduction or director wherein the means is between chambers.