US PATENT SUBCLASS 277 / 332
.~.~ Deforms radially inward

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

322  DF  SEAL FOR WELL APPARATUS {8}
331  DF  .~ Inflatable packer {3}
332.~.~ Deforms radially inward

DEFINITION

Classification: 277/332

Deforms radially inward:

(under subclass 331) Inflatable packer for internal expansion against the part (e.g., rod, shaft, tubing, line, cable, etc.) extending through the inflatable packer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

583, for a dynamic inflatable or biased by an inflatable member circumferential contact seal for other than a piston.