Earth working – Diverse tools – Fixed point or share with rotary moldboard
Patent
1984-12-17
1987-08-18
Johnson, Richard J.
Earth working
Diverse tools
Fixed point or share with rotary moldboard
172149, 172168, 172175, 172202, 172558, A01B 504, A01B 1516
Patent
active
046870652
ABSTRACT:
A cultivator comprises an array of laterally-spaced soil-inversion discs having their centers arranged in a substantially horizontal line lying at not more than 30.degree. to a transverse plane of the cultivator and being mounted for rotation about individual axes which are equally inclined to the vertical and, when viewed in plan, also to the longitudinal plane of the cultivator.
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International.RTM., "Offset Disk Harrows", sales literature (Part No. AD-31438-L4), 3/1982, International Harvester Co., p. 9.
Cope Richard E.
Stirling Hugh G.
Brown Terrence L. B.
Johnson Richard J.
National Research Development Corporation
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