US PATENT SUBCLASS 340 / 686.3
.~.~.~ Shaft or rotary element

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
686.1  DF  .~.~ Position responsive {9}
686.3.~.~.~ Shaft or rotary element

DEFINITION

Classification: 340/686.3

Shaft or rotary element:

(under subclass 686.1) Subject matter wherein an indication is provided when a particular point is reached along the circumference of a cylindrical bar which supports or transmits motion by rotation.