Device at lift trucks

Details Device at lift trucks Device at lift trucks

2005-12-06

2005-12-06

Underwood, Donald W. (Department: 3652)

Material or article handling

Vertically swinging load support

Shovel or fork type

C414S718000

Reexamination Certificate

active

06971836

ABSTRACT:
The present invention relates to a device at lift trucks, including a chassis (3) with a driving compartment (2) and a lifting device (9) for lifting goods. The lifting device (9) has two lifting arms (15, 16) of which rear portions (15a,16a) are provided on the chassis (3) behind the driving compartment (2) by joints (19, 20) which permit a) pivoting of the lifting arms (15, 16) by lifting units (22, 23) in vertical planes (VP15, VP16) for moving goods in vertical directions and b) pivoting of the lifting arms (15, 16) by pivoting devices (28, 29) in horizontal planes (HP15, HP16) between inner positions (IL) in which the distance (Min) between their front portions (15b,16b) or front tips (17e,18e) of lifting members (17, 18) provided on the front portions (15b,16b) is less than front portions of the chassis (3), and outer positions (YL) in which the distance (Max) between their front portions (15b,16b) or between the front tips (17e,18e) is greater than the width (B) of the front portions of the chassis (3).

REFERENCES:
patent: 3454176 (1969-07-01), Landeborg et al.
patent: 4257732 (1981-03-01), Staffanson
patent: 4549845 (1985-10-01), Ramsey, Jr.
patent: 2840646 (1980-04-01), None
patent: 2013616 (1979-08-01), None

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