Soil leveling apparatus with improved frame and hitch

Details Soil leveling apparatus with improved frame and hitch Soil leveling apparatus with improved frame and hitch

1984-01-13

1986-04-29

Johnson, Richard J.

Earth working

Diverse tools

Second implement follows path of first

1724451, 172449, A01B 4902, A01B 59043

Patent

active

045850755

ABSTRACT:
An improved soil leveling apparatus (10) includes a frame (12), connecting hitch means (14), and adjustable lost motion linkage (48) secured to the top connection point (52) of the hitch, and an optional scarifier assembly (16) which is supported on a connector (66) pivoted between the legs (36,40) of the hitch. The scraper member (18) of the frame (12) is of generally inverted J-shaped cross section, and tine subassemblies (90) can be substituted for the teeth (78) on the scarifier assembly (12).

REFERENCES:
patent: 1833878 (1931-11-01), Adams
patent: 2302702 (1942-11-01), Leschinsky
patent: 2346757 (1944-04-01), Horner
patent: 2817203 (1957-12-01), Sievers
patent: 3193306 (1965-07-01), Pettit
patent: 3556228 (1971-01-01), Mork
patent: 3834465 (1974-09-01), Collins
patent: 3904380 (1975-09-01), Smith
patent: 3905425 (1975-09-01), Jackson
patent: 4196778 (1980-04-01), Smith
patent: 4239251 (1980-12-01), Rocksvold
patent: 4418759 (1983-12-01), Mork
patent: 4448258 (1984-05-01), Mork

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