Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1990-02-06
1991-03-19
Skaggs, H. Grant
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
414631, 52118, B66B 920
Patent
active
050002937
ABSTRACT:
A lift truck upright having a fixed upright section, one or more telescopic upright sections supported outwardly and rearwardly of the fixed section and a load carrier mounted from the outer telescopic section. The side upright rail assemblies are mounted at predetermined forwardly diverging angles relative to the central plane of the lift truck and may be mounted from the truck either over the drive wheels, in front of and in alignment with the drive wheels, or inwardly of the drive wheels, in both two-stage and triple-stage upright constructions. Primary lift cylinders are nested behind respective upright rail sections and, in the triple-stage version, full free-lift cylinders are mounted either in front of the upright rail assemblies or behind said rail assemblies in nested relation with the rail assemblies.
REFERENCES:
patent: 3269561 (1966-08-01), De Ligt
patent: 3362503 (1968-01-01), Stoilov
patent: 4441585 (1984-04-01), MacNab
Adams Maynard L.
Brown Warner K.
Clark Equipment Company
Noland Kenneth
Skaggs H. Grant
Wiessler John C.
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