Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1981-11-30
1984-05-22
Rolla, Joseph J.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
414629, B66B 920
Patent
active
044496141
ABSTRACT:
A lift device for a load transporter such as a fork-lift vehicle, comprises a load carrier for holding a load, a pair of chains, one end of each of which is connected to the load carrier, a pair of gears engaging the chains, a pair of outer masts secured on a base plate, a pair of inner masts capable of sliding along the outer masts and on which the load carrier is slidably mounted, a pair of first cylinders, each connected to a gear bracket rotating supporting one of the gears a first cylinder rod, a pair of second cylinders, each connected to the free end of a chain via a second cylinder rod, and means for actuating the first and second cylinders by fluid pressure.
REFERENCES:
patent: 2399632 (1946-05-01), Guerin
patent: 2618360 (1952-11-01), MacDonald
patent: 2883003 (1959-04-01), Arnot
patent: 4356893 (1982-11-01), Johannson
Nissan Motor Company Limited
Noland Kenneth
Rolla Joseph J.
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