US PATENT SUBCLASS 144 / 429
.~.~.~ By sensing hydraulic pressure


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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  DF  .~.~ Sensing force on tool {1}
429.~.~.~ By sensing hydraulic pressure


DEFINITION

Classification: 144/429

By sensing hydraulic pressure:

(under subclass 428) Subject matter including detecting the pressure on the tool by a detector responsive to liquid head.