US PATENT SUBCLASS 144 / 418
.~ Including use of sensor responsive to energy input to tool or tool driver

Current as of: June, 1999
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144 /   HD   WOODWORKING

382  DF  WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {6}
418.~ Including use of sensor responsive to energy input to tool or tool driver {1}
419  DF  .~.~> Sensing pressure of tool actuating fluid

DEFINITION

Classification: 144/418

Including use of sensor responsive to energy input to tool or tool driver:

(under subclass 382) Subject matter including detecting a variation in the power required to drive a woodworking tool*.