Earth working – Tool – standard or connection – Adjustable
Patent
1975-12-18
1977-05-03
Marlo, George J.
Earth working
Tool, standard or connection
Adjustable
172723, 172730, 172733, 172764, 172773, A01B 1520, A01B 1502
Patent
active
040209083
ABSTRACT:
A reversible plow comprising a regulating frame, a plow body attached to the regulating frame, a reversing rod rotatably attached to the regulating frame and connected to the plow body, and a fixing member supported by said regulating frame. The reversible plow further comprises a fixing plate provided on the regulating frame, an engaging plate capable of engaging with said fixing plate rotatably supported by the regulating frame, and a handle provided on said engaging plate.
REFERENCES:
patent: 298604 (1884-05-01), Mendenhall
patent: 382179 (1888-05-01), McCluey
patent: 671864 (1901-04-01), Morelock et al.
patent: 3918528 (1975-11-01), Kinzenbaw
Hiramoto Minoru
Kobayasi Makoto
Marlo George J.
Matsuyama Plow Mfg. Co., Ltd.
Nilles James E.
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