Harrowing device

Earth working – Tool – standard or connection – Specific tool and standard connection

Patent

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Details

403383, 172199, 172735, 172702, 172770, A01B 3526, A01B 2302

Patent

active

052480003

ABSTRACT:
A harrowing device for harrowing a ground surface includes a haulable frame. A plurality of blade holders are secured to the frame, and extend downward from the frame. The blade holder has a cavity, a pair of holes, a pair of inclined interior face in the cavity. The inclined interior faces are arranged so as to become close to each other the further away from the holes. A plurality of blades are fitted to the blade holder, each blade having a shank inserted into the cavity and a blade portion for harrowing the ground. The shank has a pair of holes corresponding to the holes of the blade holder, and a protrusion for contacting the inclined interior faces. A pin is inserted into the holes of the blade holder and the shank to pivotably support the blade.

REFERENCES:
patent: 1555160 (1925-09-01), Rossi
patent: 1935416 (1933-11-01), Reynolds
patent: 1986327 (1935-01-01), DeWind et al.
patent: 2997115 (1961-08-01), Moser
patent: 4361191 (1982-11-01), Landoll et al.
patent: 4681307 (1987-07-01), Leonard
patent: 4697644 (1987-10-01), Doi et al.
patent: 4895368 (1990-01-01), Geiger
patent: 5068986 (1991-12-01), Jones
patent: 5074062 (1991-12-01), Hahn et al.
patent: 5117918 (1992-06-01), Yamada et al.

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