Gauge depth control for soil tillage implement

Earth working – With drive means for tool or cleaner – Implement with ground support for depth control

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Details

111140, 172 78, 172156, A01B 4902, A01C 2302

Patent

active

054527686

ABSTRACT:
A soil tillage implement to be pulled behind a tractor having a conventional frame with one or more furrowing elements depending from the frame or plough share. Each furrowing element has a disc-like coulter, a shank, and a replaceable plough share mounted on the soil engaging end of the shank. One or more gauge wheels, which can be adjusted to vary the height of the implement from the soil so as to adjust the depth of the tillage extending down from the frame. Each gauge wheel employs a counterbalance spring assembly to support the weight of the gauge wheel during adjustment.

REFERENCES:
patent: 835031 (1906-11-01), Myers
patent: 2849969 (1958-09-01), Taylor
patent: 3799079 (1974-03-01), Dietrich
patent: 4196679 (1980-04-01), Moore
patent: 4750441 (1988-06-01), Pfenninger et al.
patent: 4819737 (1989-04-01), Frase
patent: 4834189 (1989-05-01), Peterson et al.
patent: 5027724 (1991-07-01), Ptacek et al.
patent: 5080178 (1992-01-01), Dietrich, Sr.

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