US PATENT SUBCLASS 464 / 98
.~ Element is plate with external edge completely surrounding rotational axis (e.g., disc)

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}
98.~ Element is plate with external edge completely surrounding rotational axis (e.g., disc) {1}
99  DF  .~.~> Plural axially spaced plates

DEFINITION

Classification: 464/98

Element is plate with external edge completely surrounding rotational axis (e.g., disc):

(under subclass 51) Subject matter wherein said element connects driving and driven members and comprises a disc-like body having a center of rotation coinciding with, and an outer circumferential edge completely surrounding the rotational axes of the members.