Earth working – Tool – standard or connection – Non-rectangular – symmetrical type
Patent
1978-04-07
1980-01-29
Stouffer, Richard T.
Earth working
Tool, standard or connection
Non-rectangular, symmetrical type
172732, A01B 3920
Patent
active
041856996
ABSTRACT:
This invention relates to an improved soil contact tool comprised of a narrow uniform width ground engaging section and a triangular moldboard section extending therefrom. The moldboard section has a center to direct soil away from the mold board with sides being generally concave to insure transverse movement of the soil to create ridges on either side of the ground working tool.
REFERENCES:
patent: 346064 (1886-07-01), Potts
patent: 395573 (1889-01-01), Mallory
patent: 418389 (1889-12-01), Stephens
patent: 790746 (1905-05-01), Pearce et al.
patent: 1099765 (1914-06-01), Poole
patent: 1205416 (1916-11-01), Trout
patent: 1656133 (1928-01-01), Bass
patent: 2779263 (1957-01-01), Franz et al.
patent: 3762483 (1973-10-01), Meiners
Dynamics Corporation of America
Stouffer Richard T.
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