US PATENT SUBCLASS 307 / 122
.~.~.~.~ Direction of rotation

Current as of: June, 1999
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307 /   HD   ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

112  DF  SWITCHING SYSTEMS {5}
116  DF  .~ Condition responsive {4}
119  DF  .~.~ Mechanical force {1}
120  DF  .~.~.~ Speed, centrifugal or kinetic force {4}
122.~.~.~.~ Direction of rotation

DEFINITION

Classification: 307/122

(under subclass 120) Subject matter in which the system is automatically responsive to the direction of rotation of a rotating body.

SEE OR SEARCH CLASS

340, Communications: Electrical,

672, for this subject matter in combination with signal or indicating means to indicate the direction of rotation of the shaft.