Earth working – With ground support vertically adjustable relative to frame – Translating motion
Patent
1975-04-14
1978-01-10
Hoffman, Drayton E.
Earth working
With ground support vertically adjustable relative to frame
Translating motion
172275, E02F 381
Patent
active
040674673
ABSTRACT:
A quick coupler device for use on tractor vehicles in which a quick attach plate is connected in place of the usual implement. Implements, equipped with complementary attachment fixtures, attach to the quick attach plate. A spring loaded latch automatically locks the implement to the quick attach plate and a projecting lug on the implement is engageable with a plate to hold the latch in an unlocked position.
REFERENCES:
patent: 2963183 (1960-12-01), Przybylski
patent: 3237795 (1966-03-01), Kromer
patent: 3512665 (1970-05-01), Westendorf
patent: 3718222 (1973-02-01), Foster
patent: 3876092 (1975-04-01), MacDonald
Datta Arthur S.
Moore R. Dale
Owens David G.
Harman Floyd B.
Hoffman Drayton E.
International Harvester Company
Rudy Douglas W.
Weaver Ross
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