US PATENT SUBCLASS 33 / 815
.~.~.~ With means for maintaining a constant or limited pressure on the contacts


Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

700  DF  DISTANCE MEASURING {13}
783  DF  .~ Opposed contacts {10}
813  DF  .~.~ Micrometer {10}
815.~.~.~ With means for maintaining a constant or limited pressure on the contacts


DEFINITION

Classification: 33/815

With means for maintaining a constant or limited pressure on the contacts:

(under subclass 813) Subject matter wherein (a) means are provided which stop further movement of the contacts after a predetermined force is applied to the threaded element, or (b) wherein means are provided which indicate when the proper force is applied to the contacting members.