US PATENT SUBCLASS 464 / 75
.~.~.~ Element is a continuous annulus extending around rotational axis

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}
73  DF  .~ Element positioned between intermeshing teeth on driving and driven members {2}
74  DF  .~.~ Teeth on radially overlapping surfaces {1}
75.~.~.~ Element is a continuous annulus extending around rotational axis

DEFINITION

Classification: 464/75

Element is a continuous annulus extending around rotational axis:

(under subclass 74) Subject matter wherein said element is ringlike in shape and encircles the rotational axis of said members, said element including projecting portions around its circumference which fit between said nesting ridges and valleys.