Agricultural implement hitch

Planting – Drilling – Frame and planting-element arrangement

Reexamination Certificate

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Details

C111S900000, C172S605000, C172S680000

Reexamination Certificate

active

07025008

ABSTRACT:
An implement lift system for connection to a tractor and a farm implement, the system including a frame having a plurality of pivotal attachment devices being the sole structural connection of the implement lift system to the tractor. The pivotal attachment devices are substantially aligned about an axis and a support member is associated with the frame. The support member is movable in a plane substantially parallel with the axis. The support member being connectable to the farm implement.

REFERENCES:
patent: 3865406 (1975-02-01), Dutton
patent: 3986727 (1976-10-01), Cox
patent: 4148498 (1979-04-01), Taylor, Jr.
patent: 4153270 (1979-05-01), Brockmiller
patent: 4504077 (1985-03-01), Hobbs
patent: 4564209 (1986-01-01), Kingsley et al.
patent: 4929028 (1990-05-01), Underwood
patent: 5257797 (1993-11-01), Johnson
patent: 5286050 (1994-02-01), Stallings, Jr. et al.
patent: 6238170 (2001-05-01), Pingry et al.

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