US PATENT SUBCLASS 474 / 2
.~ Cyclical or sequential (e.g., machine controlled, etc.)

Current as of: June, 1999
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474 /   HD   ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

1  DF  CONTROL FOR FORWARD AND REVERSE {3}
2.~ Cyclical or sequential (e.g., machine controlled, etc.) {1}
3  DF  .~.~> Including device for shifting belt laterally of its direction of run

DEFINITION

Classification: 474/2

Cyclical or sequential (e.g., machine controlled, etc.):

(under subclass 1) Subject matter wherein the mechanism functions to periodically change the direction of rotation of the load driving member according to a predetermined program without operator intervention.

SEE OR SEARCH THIS CLASS, SUBCLASS:

71, for cyclical or sequential operation in a variable speed arrangement. [figure]