Earth working – Automatic power control – Draft responsive
Patent
1983-06-13
1985-05-21
Stouffer, Richard T.
Earth working
Automatic power control
Draft responsive
123 4113, 172 3, A01B 63112
Patent
active
045180458
ABSTRACT:
An engine driven agricultural tractor has a hitch control system with an actuator which is responsive to a differential coolant pressure across the engine driven coolant pump.
REFERENCES:
patent: 4023622 (1977-05-01), Gregerson
patent: 4344499 (1982-08-01), van der Lely et al.
patent: 4438818 (1984-03-01), Treichel et al.
patent: 4450801 (1984-05-01), Thedens et al.
patent: 4454919 (1984-06-01), Arnold et al.
Deere & Company
Stouffer Richard T.
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