Hoisting apparatus, particularly for a cooling tower

Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support

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52 83, 52223R, 52245, 52749, 182 38, 182142, 187 1R, 187 7, 187 95, B66B 916, E04G 316

Patent

active

039676994

ABSTRACT:
A hoisting apparatus mounted on a building structure has parallel-extending upper and lower tracks attached to the building structure and supporting a respective upper and lower traveling block movable thereon by a propelling device, a hoisting cage supported by and between the traveling blocks and a hoisting device for raising or lowering the cage between the traveling blocks.

REFERENCES:
patent: 444670 (1891-01-01), Moir
patent: 516893 (1894-03-01), Leyson
patent: 523978 (1894-08-01), Dunning
patent: 665707 (1901-01-01), Tromanhauser
patent: 868117 (1907-10-01), Olney
patent: 1086329 (1914-02-01), Liess
patent: 2405259 (1946-08-01), Lamb
patent: 3095060 (1963-06-01), Reinhardt
patent: 3630315 (1971-12-01), Meyer
patent: 3671712 (1972-06-01), Fisher
patent: 3837429 (1974-09-01), Harris

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