Earth working – Tool – standard or connection – Non-rectangular – symmetrical type
Patent
1983-09-06
1984-07-03
Mancene, Gene
Earth working
Tool, standard or connection
Non-rectangular, symmetrical type
172726, 172730, A01B 3920
Patent
active
044573812
ABSTRACT:
A stubble mulch sweep including a pair of divergent wings each detachably connected at one end to a rigid overlay of V-shaped cross section. The overlay tapers to a piercing point of hardened, abrasion resistent metal at its forward end. Each wing is characterized by a convexly curved upper surface, and tapers to cutting edges at opposite sides of the respective wing.
REFERENCES:
patent: 1058970 (1913-04-01), Hauser
patent: 1569271 (1926-01-01), Ewasen
patent: 2094424 (1937-09-01), Cole
patent: 2242426 (1941-05-01), Gregory et al.
patent: 2337777 (1943-12-01), Seaholm
patent: 2764924 (1956-10-01), Degge
Ad-"The Lubbock Plow", 11-7-74.
Adams Hard-Facing Company, Inc.
Laney William R.
Mancene Gene
Tarnoff David L.
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