US PATENT SUBCLASS 144 / 428
.~.~ Sensing force on tool

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}
420  DF  .~ Sensing tool or tool-linked part {5}
428.~.~ Sensing force on tool {1}
429  DF  .~.~.~> By sensing hydraulic pressure

DEFINITION

Classification: 144/428

Sensing force on tool:

(under subclass 420) Subject matter including detecting the pressure applied to the tool or tool-linked part.