US PATENT SUBCLASS 475 / 3
.~ Including manual input

Current as of: June, 1999
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475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

1  DF  INPUT FROM INDEPENDENT POWER SOURCES {8}
3.~ Including manual input {1}
4  DF  .~.~> And electric motor input

DEFINITION

Classification: 475/3

Including manual input:

(under subclass 1) Subject matter wherein a power source* is human force.

SEE OR SEARCH THIS CLASS, SUBCLASS:

349, for related subject matter. [figure] [caption]auxiliary hand crank; input pulley; output