US PATENT SUBCLASS 172 / 826
.~.~.~ Including adjustable length device between mounting means and upper corner portion of blade

Current as of: June, 1999
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172 /   HD   EARTH WORKING

810  DF  MOUNTING FOR PUSHED TOOL AT END OF MOTOR VEHICLE {3}
811  DF  .~ Transversely mounted blade (e.g., bulldozer, etc.) {11}
824  DF  .~.~ Having adjustable tilt of angularly fixed blade {2}
826.~.~.~ Including adjustable length device between mounting means and upper corner portion of blade

DEFINITION

Classification: 172/826

Including adjustable length device between mounting means and upper corner portion of blade:

(under subclass 824) Apparatus having a variable length device (e.g., a jack, hydraulic cylinder, etc.) connecting a part of the blade at its lateral end, and at or near the top thereof, with the mounting mechanism.

(1) Note. Many of the patents included herein also disclose diagonal-bracing devices extending laterally between the blade and the mounting means.