Track removing device

Details Track removing device Track removing device

1979-06-14

1980-12-09

Johnson, Richard J.

Earth working

With wheel; or supported on wheel frame or broadly claimed...

Tool follows wheel path

172460, 172491, A01B 3700, A01B 6332

Patent

active

042379857

ABSTRACT:
A device that includes a bracket, a hydraulic cylinder having an end pivotally mounted on an axis of the bracket, a first link pivotally mounted on the bracket on one side of the cylinder and pivotally connected to the extension end of the cylinder, a support structure pivotally mounted on the axis and having a plurality of earth working tools, and a second link pivotally mounted on the support structure on the other side of the cylinder and pivotally connected to the extension end of the cylinder. The device, including the bracket, is particularly arranged and constructed to be mounted on a multi-hitch structure for a plurality of grain drills to remove a tractor track prior to planting. The cylinder rotates the device from a working position to a transport position that is substantially in excess of 90.degree. therefrom. Tool depth adjustment and levelling means are also provided.

REFERENCES:
patent: 1422967 (1922-07-01), Griswold
patent: 1887348 (1932-11-01), Freeman
patent: 2675752 (1954-04-01), Wangsgard
patent: 3021908 (1962-02-01), Dlugosch
patent: 3314386 (1967-04-01), Kopaska
patent: 3389754 (1968-06-01), Allison
patent: 3528507 (1970-09-01), Morkoski
patent: 3993413 (1976-11-01), Cox
patent: 4120365 (1978-10-01), Kuhn

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