Earth working attachment for tractors

Details Earth working attachment for tractors Earth working attachment for tractors

1978-11-17

1981-04-07

Johnson, Richard J.

Earth working

Tool forward of rear of motor vehicle

With ground support

172494, A01B 6304

Patent

active

042600286

ABSTRACT:
An earth working attachment which can be easily manufactured, assembled and installed on a tractor of any size but is primarily suitable for garden type tractors as have low horsepower and includes tractor mounting brackets, a main beam supporting the earth working tools, and a lifting means for raising and lowering the tools in a plane exteriorly of the rear wheels of the tractor.

REFERENCES:
patent: 1442504 (1923-01-01), Wilson
patent: 1442562 (1923-01-01), Ferguson
patent: 1834667 (1931-12-01), Wood
patent: 2176326 (1939-10-01), Brown
patent: 2368312 (1945-01-01), Luger
patent: 2413467 (1946-12-01), Patterson
patent: 2682820 (1954-07-01), Ludema
patent: 2987127 (1961-06-01), Morrison

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