Hoist machine associated to a self-propelled truck

Details Hoist machine associated to a self-propelled truck Hoist machine associated to a self-propelled truck

1993-07-28

1995-02-14

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Having transpositioning base and erecting means

182 2, B66F 1104

Patent

active

053886623

ABSTRACT:
Hoist machine for aerial platforms (18) associated to self-propelled trucks (1), comprising a system of articulated levers constituting four lifting stages activated by three hydraulic jacks (5, 10, 16); the terminal stage being connected to a platform provided with driving means for the control of the positions and functions and of the truck and of the lifting stages.

REFERENCES:
patent: 3828939 (1974-08-01), Tranchero
patent: 4558758 (1985-12-01), Littman et al.
patent: 4667771 (1987-05-01), Tranchero
patent: 4770271 (1988-09-01), Tranchero

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