Lifting device

Details Lifting device Lifting device

1997-03-18

2000-02-29

Olszewski, Robert P.

Material or article handling

Traversing hoist type

Traveling crane

414560, 414342, 212273, B65G 100

Patent

active

060301686

ABSTRACT:
A lifting device constructed as a frame or gantry vehicle which is supported on four movable vertical supports. The gantry vehicle further comprises a crane trolley which is horizontally movable along a frame on a plurality of rails. Two vertically arranged lifting cylinders are rigidly fastened at the trolley in a plane parallel to the vertical longitudinal center planes of the load carrying means and trolley trolley such that at least their synchronously telescoping piston rods project into the space below the trolley and support a load carrying arrangement at their free ends.

REFERENCES:
patent: 3262580 (1966-07-01), Markowitz
patent: 3645406 (1972-02-01), Brazell
patent: 3759409 (1973-09-01), Wenzel et al.
patent: 3784028 (1974-01-01), Stewart
patent: 3858688 (1975-01-01), Galloway
patent: 4433952 (1984-02-01), Glickman
patent: 5110251 (1992-05-01), Gray
patent: 5597987 (1997-01-01), Gilliland et al.

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