Lift mechanism mounted within hollow main tool bar and auxiliary

Details Lift mechanism mounted within hollow main tool bar and auxiliary Lift mechanism mounted within hollow main tool bar and auxiliary

1979-08-14

1981-08-04

Stouffer, Richard T.

Earth working

Miscellaneous

16138, 172126, 172311, 172446, 172662, A01B 7300

Patent

active

042817200

ABSTRACT:
An apparatus which is enclosed within a main tool bar carried by a vehicle and is used to raise and lower an auxiliary tool bar or other implement carrier such as a row marker. The apparatus includes a frame having a first portion of a cross-sectional size comparable to the cross-section of the main tool bar and a second portion of a size to be removably mounted within the main tool bar. Such frame supports a fluid cylinder having a guided piston rod the outer end of which is connected to one end of a link and the opposite end of such link is pivotally connected to a tongue carried by the auxiliary tool bar, such auxiliary tool bar being pivotally connected to the first portion of the frame which is mounted on the main tool bar.

REFERENCES:
patent: 2097032 (1937-10-01), Marlowe
patent: 3774693 (1973-11-01), Orthman
patent: 3941194 (1976-03-01), Orthman
patent: 4023623 (1977-05-01), Anderson
patent: 4030551 (1977-06-01), Boetto et al.
patent: 4046203 (1977-09-01), Ward
patent: 4074766 (1978-02-01), Orthman
patent: 4098347 (1978-07-01), Honnold

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