Seeding implement with a combination transport-drive wheel

Details Seeding implement with a combination transport-drive wheel Seeding implement with a combination transport-drive wheel

1988-03-25

1989-10-24

DeMille, Danton D.

Planting

Miscellaneous

111921, 172669, A01C 1904

Patent

active

048754218

ABSTRACT:
A seeding implement such as a minimum tillage drill including a pair of trailing transport wheels located inwardly of the outermost ends of the implement frame, one of the wheels being a combination transport-drive wheel mounted on a pivoting wheel frame with a portion of the implement frame extending rearwardly over the wheel frame to act as a stop member for maintaining the trailing wheels in a generally level condition during transport but permitting the combination transport-drive wheel to rock downwardly and stay in ground contact when the openers lift the machine on uneven terrain or in hard ground conditions.

REFERENCES:
patent: 1063907 (1913-06-01), Biggerstaff
patent: 2525047 (1950-10-01), Sawtelle et al.
patent: 3177829 (1965-04-01), Hansen
patent: 3200778 (1965-08-01), Whelchel
patent: 3742877 (1973-07-01), Coffee
patent: 4265186 (1981-05-01), Nichols
patent: 4721048 (1988-01-01), Fuss et al.
patent: 4762181 (1988-08-01), Cox

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