Hydrostatic system for lift truck

Details Hydrostatic system for lift truck Hydrostatic system for lift truck

1991-03-11

1992-10-06

Werner, Frank E.

Material or article handling

Elevator or hoist and loading or unloading means therefor

Elevator wherein means comprises guide mounted for relative...

188170, 188 714, 188 723, 187 9R, 180 2404, 180242, 180367, 414632, B66F 906

Patent

active

051526581

ABSTRACT:
This invention relates to a hydrostatic axle for a lift truck comprising a frame, two displacement members coupled to motors and a mast for handling mounted to pivot with respect to said frame, this axle comprising two drive assemblies, right- and left-hand, each comprising a hydrostatic motor and a brake and being coupled to one of said displacement members. According to the invention, a) each of the motors is a slow motor coupled to the corresponding displacement member without the interposition of a speed reducer; b) the two motors and the two brakes are contained in a single resistant beam fixed on the frame of the list truck; and c) the handling mast is pivitally mounted on said beam via at least two pivot bearings. One application of the invetion is the economical production of a resistant lift truck.

REFERENCES:
patent: 3005562 (1961-10-01), Shaffer
patent: 3098574 (1963-07-01), DeMarco
patent: 3219219 (1965-11-01), Singer et al.
patent: 3376990 (1968-04-01), Latall
patent: 3439766 (1969-04-01), Dence et al.
patent: 3721318 (1973-03-01), Warrender
patent: 3831718 (1974-08-01), Muller et al.
patent: 3863038 (1975-01-01), Kreitner et al.
patent: 4207968 (1980-06-01), Chamberlain

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