US PATENT SUBCLASS 73 / 1.51
.~.~.~.~ Resilient element


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

Internet Version by PATENTEC © 1999      Terms of Use



73 /   HD   MEASURING AND TESTING

1.01  DF  INSTRUMENT PROVING OR CALIBRATING {13}
1.42  DF  .~ Timing apparatus (e.g., fuse, camera, or shutter) {2}
1.43  DF  .~.~ Chronometer (e.g., clock, watch, or watch unbalance) {5}
1.48  DF  .~.~.~ Using sound sensor or piezoelectric vibration sensor {2}
1.51.~.~.~.~ Resilient element


DEFINITION

Classification: 73/1.51

Resilient element:

(under subclass 1.48) Subject matter wherein either (a) the apparatus for proving or calibrating the chronometer or (b) the chronometer being proven or calibrated includes a means having a capacity of returning to an original form immediately upon the withdrawal of a force which causes compression or distortion.