US PATENT SUBCLASS 172 / 599
.~ Disk gang

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

518  DF  ROLLING, ROTATING OR ORBITALLY MOVING TOOL {30}
599.~ Disk gang {2}
600  DF  .~.~> Supported for tilting and horizontal angling adjustment
601  DF  .~.~> Disks rotatable relative to axle

DEFINITION

Classification: 172/599

(under subclass 518) Apparatus in which the rolling or rotating earth working element is a generally circular platelike member and there is a plurality of said members each having a common axis of rotation.

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574+, for plural discs having individual mounts or axes.

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384, Bearings,

157, for a plain bearing and 460 for an antifriction bearing for a plow or colter disks which may include the bearing support.