Warehousing traveling crane

Details Warehousing traveling crane Warehousing traveling crane

1991-11-13

1993-02-23

Dayoan, D. Glenn

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 9R, B66B 702

Patent

active

051881993

ABSTRACT:
A traveling crane, comprising an upper frame, a lower frame, an elongated guide post between the upper and lower frames, an elevating platform adapted to move up and down along the guide post, a device for moving the elevating platform, and a load transfer device mounted on the elevating platform, the guide post being a hollow aluminum extrusion being formed with an integral grove throughout its length, a guide roller attached to the edge of the elevating platform for rolling within the groove as the elevating platform moves up and down along the guide post, the device for moving including a drive chain attached to the elevating platform for suspending, raising, lowering the platform, a motor and a device for transferring the rotation of the motor to move the chain, the chain being threaded through the interior of the hollow guide post.

REFERENCES:
patent: 1714297 (1929-05-01), Crispen
patent: 3887092 (1975-06-01), Leet
patent: 4763761 (1988-08-01), McKinsey et al.

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