Variable speed feed roll drive mechanism for forage harvesters

Details Variable speed feed roll drive mechanism for forage harvesters Variable speed feed roll drive mechanism for forage harvesters

1973-10-02

1976-03-23

Mancene, Louis G.

Harvesters

Motorized harvester

With selective control of drive means

56 112, 56 143, A01D 6900

Patent

active

039451755

ABSTRACT:
A variable speed feed roll drive mechanism as provided for a forage harvester, the mechanism including a reversible hydrostatic transmission having its input shaft coupled with the chopper input shaft, the output of the transmission being coupled with the feed rolls. The hydrostatic transmission, having an infinitely variable range of output speeds provides the capability to infinitely vary the length of cut of crops passing through the chopper.

REFERENCES:
patent: 2601752 (1952-07-01), Rose
patent: 3214911 (1965-11-01), Kempson
patent: 3360933 (1968-01-01), Swanson et al.
patent: 3530650 (1970-09-01), Phillips
patent: 3633464 (1972-01-01), Yokohama-shi et al.
patent: 3670590 (1972-06-01), Long et al.
patent: 3826090 (1974-07-01), Bahl

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