Earth working – Automatic power control – Obstruction sensing type
Patent
1982-08-09
1985-05-21
Stouffer, Richard T.
Earth working
Automatic power control
Obstruction sensing type
91453, 172 38, 172 78, 172 98, 30379, 56 104, A01B 6502, A01B 1304, A01D 3500
Patent
active
045180431
ABSTRACT:
The disclosure in this patent application includes a retractable in-row tiller device that has a parallelogram carriage structure for supporting the outrigger arm and tiller and for retracting and extending the outrigger arm and tiller in relation to the tractor on which it is mounted. It also includes an electro-hydraulic control system with a single wand plant feeler device that provides very accurate and responsive automatic control to guide the tiller around plants and which can be overridden and operated manually with ease and accurateness. It also includes an automatic positive depth control feature operated electro-hydraulically by a gauge wheel.
REFERENCES:
patent: 1145240 (1915-07-01), Gouldh
patent: 2489633 (1949-11-01), Fulgham
patent: 2601366 (1952-06-01), Chapman
patent: 2662561 (1953-12-01), Duncan, Jr.
patent: 2664802 (1954-01-01), Myer
patent: 2699635 (1955-01-01), Burton
patent: 2718836 (1955-09-01), Pertics et al.
patent: 2764077 (1956-09-01), Pertics et al.
patent: 2791081 (1957-05-01), Allen et al.
patent: 2990890 (1961-07-01), Butterfield
patent: 2997835 (1961-08-01), Stewart
patent: 3003299 (1961-10-01), Smith et al.
patent: 3059704 (1962-10-01), Kasatkin
patent: 3061996 (1962-11-01), Ripps
patent: 3117632 (1964-01-01), Caggiano, Jr.
patent: 3138208 (1964-06-01), Simms
patent: 3169583 (1965-02-01), Thurow
patent: 3190364 (1965-06-01), Maloney
patent: 3200890 (1965-08-01), Courtway
patent: 3274762 (1966-09-01), Jolls
patent: 3913681 (1975-10-01), Lincoln et al.
patent: 4048789 (1977-09-01), Cartner
patent: 4206580 (1980-06-01), Truax et al.
patent: 4332299 (1982-06-01), Parks et al.
Anderson Jack F.
Melrose Clayton
Melrose Floyd
Anderson Jack F.
Stouffer Richard T.
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