Header height control for a cotton harvester

Details Header height control for a cotton harvester Header height control for a cotton harvester

1980-11-28

1982-05-04

Hafer, Robert A.

Harvesters

Motorized harvester

Having fluid-pressure or stored-energy motor

56 102, 56DIG11, 56DIG15, A01D 6900

Patent

active

043275400

ABSTRACT:
A cotton harvester is provided with a hydraulic system incorporating a multiple segment rotary flow divider interposed between a source of fluid pressure and a plurality of header unit lift cylinders. A variable orifice valve assembly is arranged parallel to the header unit lift cylinders and is responsive to undulations in the ground plane for raising and lowering individual header units.

REFERENCES:
patent: 2949924 (1960-08-01), Cochran
patent: 4197690 (1980-04-01), Eistert et al.
patent: 4197694 (1980-04-01), Hagie et al.
patent: 4203275 (1980-05-01), Vermeer

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