Cultivator

Details Cultivator Cultivator

1974-11-11

1976-06-15

Fisher, J. Reed

Earth working

Diverse tools

Second implement follows path of first

172145, 172175, 172188, 172392, 172646, 172690, 172706, A01B 1300, A01B 3518, A01B 3524, A01B 6506

Patent

active

039630790

ABSTRACT:
A cultivator for conditioning the earth surface along row crops, the cultivator having a frame adapted for earth traversing movement along rows of such crops; scraper blade assemblies mounted on the frame for floating action; and earth surface engaging, blade depth control skis affixed on the assemblies and forwardly extended therefrom elevationally controlling the scraper blade assemblies in response to the earth traversed thereby.

REFERENCES:
patent: 166044 (1875-07-01), Weaver
patent: 326917 (1885-09-01), Priest
patent: 932785 (1909-08-01), King
patent: 952663 (1910-03-01), Zindorf
patent: 1245107 (1917-10-01), Hughes
patent: 1477846 (1923-12-01), Okamoto
patent: 1969204 (1934-08-01), Carlson
patent: 2741487 (1956-04-01), Carefoot
patent: 2985248 (1961-05-01), Richardson
patent: 3450212 (1969-06-01), Sylvester
patent: 3783959 (1974-01-01), Krume
patent: 3866933 (1975-02-01), Mollring

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