Earth working – Mounting for pushed tool at end of motor vehicle – Transversely mounted blade
Patent
1977-06-15
1979-05-01
Johnson, Richard J.
Earth working
Mounting for pushed tool at end of motor vehicle
Transversely mounted blade
414722, 180 691, E02F 376
Patent
active
041518870
ABSTRACT:
A tractor is provided with a main frame, a blade, and a C-frame which has a pair of substantially parallel spaced apart legs joined together at one end portion thereof, each leg of the C-frame has a curved portion extending upwardly and away from said leg. Each curved portion of the C-frame is pivotally mounted to the main frame of the tractor. The C-frame is operatively connected to said blade whereby forces engaging said blade are transmitted through the C-frame directly to the main frame of the tractor.
REFERENCES:
patent: 2404760 (1946-07-01), Washbond
patent: 3158944 (1964-12-01), Rehberg
patent: 3238647 (1966-03-01), Hall
patent: 3487884 (1970-01-01), Volberding
patent: 3521713 (1970-07-01), Spanjer
patent: 3727699 (1973-04-01), Baker
patent: 3809167 (1974-05-01), Glider
patent: 3826327 (1974-07-01), Stover
patent: 3844369 (1974-10-01), Schroeder
Caterpillar Tractor Co.
Johnson Richard J.
LandOfFree
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