Agricultural implements

Details Agricultural implements Agricultural implements

1980-12-18

1983-05-17

Shapiro, Paul E.

Earth working

Lawn aerator or perforator, or plug remover

172456, 172554, A01B 4502

Patent

active

043835805

ABSTRACT:
An agricultural implement particularly suitable for aerating soils and pastures comprises a frame attachable to the three-point linkage of a tractor, a plurality of shafts rotatably mounted on the frame and a plurality of cutting blades projecting from each of the rollers. The blades are formed from plate material and are preferably formed to a point. Various edges are preferably bevelled to assist the implement in cutting the soil without undue lifting or tearing of the soil surface.

REFERENCES:
patent: 645032 (1900-03-01), Johanson
patent: 1681835 (1928-08-01), Bird
patent: 1812708 (1931-06-01), Nygard et al.
patent: 2034505 (1936-03-01), Cline
patent: 2244099 (1941-06-01), Chase
patent: 2574772 (1951-11-01), Zorn
patent: 3568777 (1971-03-01), Hook
patent: 3794121 (1974-02-01), Drozak
patent: 3901327 (1975-08-01), Mitchell
patent: 4151886 (1979-05-01), Boetto et al.
patent: 4158391 (1979-06-01), Clements
Engineering News-Record 8-1954 vol. 153, No. 6, p. 91 Mechanical Soil Conditioner Aerates.

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