Hoist mechanism

Details Hoist mechanism Hoist mechanism

1977-10-27

1979-11-06

Nase, Jeffrey V.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

254 92, B66F 700

Patent

active

041732685

ABSTRACT:
A plural column hoist mechanism in which the lifting slides are synchronized by a chain and safety devices are operative in the event of chain breakage. If the chain is slack, the hoist mechanism may be operated to effect upward travel of the lifting slides.

REFERENCES:
patent: 2564267 (1951-08-01), Manke
patent: 2843223 (1958-07-01), Villars
patent: 3435915 (1969-04-01), Villars
patent: 3687234 (1972-08-01), Gendreau
patent: 3958664 (1976-05-01), Perkins
patent: 4022428 (1977-05-01), Mantha

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