US PATENT SUBCLASS 277 / 455
.~.~.~ Arcuate wall

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}
434  DF  .~ Piston ring or piston ring expander or seat therefor {15}
449  DF  .~.~ Particular piston seat {6}
455.~.~.~ Arcuate wall

DEFINITION

Classification: 277/455

Arcuate wall:

(under subclass 449) Particular piston seat wherein the groove has a curved wall.