Scraper blade attachment for tractors

Details Scraper blade attachment for tractors Scraper blade attachment for tractors

1980-03-07

1981-12-08

Stouffer, Richard T.

Earth working

Scraper between front and rear ground supports of vehicle

Three or more independently operable scraper actuators

172306, 172796, 172797, E02F 376

Patent

active

043043070

ABSTRACT:
A scraper blade attachment including a blade assembly located between the front and rear wheels of the tractor and supported by forwardly extending rail members swingably coupled to the forward end of a tractor frame. The rail members and the blade assembly are vertically positioned as well as transversely inclined by hydraulic cylinders supported by the tractor frame. Box beam sections of the scraper blade assembly adjustably receive the rail members. Similarly, an anti-sway assembly is also adjustably mounted on the scraper blade assembly and extends rearwardly for pivotal coupling to the tractor frame. A blade swing cylinder is also supported by the anti-sway assembly.

REFERENCES:
patent: 2147207 (1939-02-01), Nikkel
patent: 2883776 (1959-04-01), Orscheln
patent: 2947097 (1960-08-01), Toews
patent: 3007266 (1961-11-01), Brand
patent: 3381760 (1968-05-01), Braud
patent: 3556228 (1971-01-01), Mork
patent: 3618671 (1971-11-01), Chantland
patent: 4148365 (1979-04-01), Anderson
patent: 4161987 (1979-07-01), Tolmer
patent: 4175625 (1979-11-01), Puckett
patent: 4222442 (1980-09-01), Westendorf et al.

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