US PATENT SUBCLASS 172 / 413
.~.~ Servo-motor adjusting means


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

Internet Version by PATENTEC © 1999      Terms of Use



172 /   HD   EARTH WORKING

395  DF  WITH GROUND SUPPORT VERTICALLY ADJUSTABLE RELATIVE TO FRAME {10}
407  DF  .~ Power operated adjustment {2}
413.~.~ Servo-motor adjusting means


DEFINITION

Classification: 172/413

(under subclass 407) Apparatus in which the ground support is moved to different positions of adjustment by a motor means which operates just long enough to effect the desired adjustment.

(1) Note. This definition does not cover a mere power-transmitting mechanism intermittently connected to a continuously running source of power.

SEE OR SEARCH THIS CLASS, SUBCLASS:

294, for a series of like elements sequentially operated by servomotors.

316, for a servomotor on a trailing implement for vertically moving a wheel, the motor being controlled from a propelling vehicle, the relationship with the vehicle being

significantly claimed.