Earth working – With drive means for tool or cleaner – With deflector or shield for thrown material
Patent
1984-01-13
1985-04-23
Johnson, Richard J.
Earth working
With drive means for tool or cleaner
With deflector or shield for thrown material
172125, 280 5R, A01B 3308, B60R 2700
Patent
active
045124140
ABSTRACT:
A rotary tiller having a housing defining a hydraulic fluid reservoir and rotatably support a tine shaft. A hydraulic motor is mounted to the housing in driving communication with the tine shaft. A pump unit is remotely located on an associated tractor. The reservoir received spent hydraulic fluid from the motor, cools the fluid, and surrenders the cooled fluid to the pump unit.
REFERENCES:
patent: 3183980 (1965-05-01), Howard
patent: 3577664 (1971-05-01), Sing
patent: 4322086 (1982-03-01), Bennink
Kuhn John B.
Lange Henry J.
Deere & Company
Johnson Richard J.
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