US PATENT SUBCLASS 464 / 56
.~.~ Element has circular cross section

Current as of: June, 1999
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464 /   HD   ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS

51  DF  TORQUE TRANSMITTED VIA FLEXIBLE ELEMENT {16}
55  DF  .~ Element is flaccid and operates in tension during torque transmission (e.g., belt, cable, etc.) {1}
56.~.~ Element has circular cross section

DEFINITION

Classification: 464/56

Element has circular cross section:

(under subclass 55) Subject matter wherein a cross section in a plane perpendicular to the longitudinal extent of the element is generally circular.