Self propelled cage wheel tractor

Earth working – With drive means for tool or cleaner – Specific propelling means

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Details

172121, 172552, 180 20, A01B 2900

Patent

active

041725018

ABSTRACT:
Disclosed herein is a self propelled drum wheel tractor for use in puddling rice paddies. A pair of drums having a plurality of knife elements disposed thereon serve to bury or puddle the rice stalk, while the field is still flooded.

REFERENCES:
patent: 127623 (1872-06-01), Martin
patent: 704897 (1902-07-01), May
patent: 1800782 (1931-04-01), Donaldson
patent: 1839000 (1931-12-01), Quang
patent: 2560384 (1951-07-01), Crain
patent: 2870850 (1959-01-01), Dethlefsen
patent: 2871956 (1959-02-01), Brent
patent: 2959201 (1960-11-01), Le Tourneau
patent: 3334702 (1967-08-01), Granryd
patent: 3675724 (1972-07-01), Schneider

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