US PATENT SUBCLASS 16 / 53
.~.~.~ Cam

Current as of: June, 1999
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16 /   HD   MISCELLANEOUS HARDWARE

49  DF  CHECKS AND CLOSERS {6}
51  DF  .~ Liquid {8}
52  DF  .~.~ Concentric spring chamber {1}
53.~.~.~ Cam

DEFINITION

Classification: 16/53

(under subclass 52) Devices having cam-operating means for the pistons.

SEE OR SEARCH THIS CLASS, SUBCLASS:

60, for cam-operating structure in side spring chamber checks.