US PATENT SUBCLASS 277 / 420
.~.~.~.~.~.~ And axially oriented

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


277 /   HD   SEAL FOR A JOINT OR JUNCTURE

345  DF  SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) {10}
409  DF  .~ Close proximity seal (e.g., contactless, fluent, etc.) {4}
411  DF  .~.~ Gap or clearance {2}
412  DF  .~.~.~ Labyrinth {7}
418  DF  .~.~.~.~ Formed by plural grooves or projections on opposing surfaces {1}
419  DF  .~.~.~.~.~ Interfitting or overlapping {1}
420.~.~.~.~.~.~ And axially oriented

DEFINITION

Classification: 277/420

And axially oriented:

(under subclass 419) Interfitting or overlapping wherein the opposing projections or grooves extend in a direction parallel to an axis of rotation formed between the relatively movable parts.