US PATENT SUBCLASS 56 / 11.1
.~.~ By means for varying speed-ratio of drive

Current as of: June, 1999
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56 /   HD   HARVESTERS

10.1  DF  MOTORIZED HARVESTER {16}
10.8  DF  .~ With selective control of drive means {7}
11.1.~.~ By means for varying speed-ratio of drive

DEFINITION

Classification: 56/11.1

(under subclass 10.8) Machine wherein the means causes a change in the proportion of motor movement relative to mechanism movement.