Lift truck

Details Lift truck Lift truck

1993-11-15

1994-12-13

Huppert, Michael S.

Material or article handling

Elevator or hoist and loading or unloading means therefor

Tilting carrier

414422, 414607, B66F 912

Patent

active

053724704

ABSTRACT:
A manually movable lift truck having a base with a self-contained power plant therein and a column rising therefrom. The column includes a hollow post with a rotatable featureless shaft therein. A flexible chain has an outer end connected with a lift fork, and runs upwardly and then down into the interior of the post. Miter gears and a sprocket are mounted at the top of the post, and the chain runs over this sprocket. The portion of the chain between the sprocket and lift fork is the only active portion thereof, and the remaining portion remains loose and free.

REFERENCES:
patent: 2071503 (1937-02-01), Dalton
patent: 4069932 (1978-01-01), Stedman
patent: 4238004 (1980-12-01), Olson
patent: 4940381 (1990-07-01), Rysewyk
patent: 5199533 (1993-04-01), Wilke
patent: 5207550 (1993-05-01), Lehman
patent: 5288200 (1994-02-01), Burgers et al.

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