Electrohydraulic valve assembly for front end loader attachment

Details Electrohydraulic valve assembly for front end loader attachment Electrohydraulic valve assembly for front end loader attachment

1975-07-24

1977-09-27

Paperner, L. J.

60468, 60DIG2, 214762, E02F 374

Patent

active

040505960

ABSTRACT:
An attachment for converting a farm tractor to a front end loader having front and upwardly extending frame members, a pair of boom arms and an implement. Hydraulic cylinders actuate the boom arms and implement. An electrohydraulic valve assembly is hydraulically coupled to the cylinders and is rigidly secured to the attachment outside of the cab. A switching assembly electrically switches the electrohydraulic valve assembly and is secured within the cab for easy access to the operator of the tractor. An electrical cable is coupled between the switching assembly within the cab and the electrohydraulic valve assembly outside of the cab.

REFERENCES:
patent: 3302317 (1967-02-01), Domres
patent: 3631762 (1972-01-01), Fuzzell
patent: 3703931 (1972-11-01), Page et al.
patent: 3721357 (1973-03-01), Williamson
Triggs Hydraulic Loader, Triggs Manufacturing Co., Belmond Iowa, Nov. 1, 1967.

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