Hydraulic platform and level correcting control system

Details Hydraulic platform and level correcting control system Hydraulic platform and level correcting control system

1989-11-03

1991-11-19

Olszewski, Robert P.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

254 89H, 91171, B66B 1104

Patent

active

050658441

ABSTRACT:
A hydraulic platform and level correcting system used for a wide variety of lifting applications that require a steady, level lift in order to avoid damage to the lift and/or an object being lifted. The hydraulic platform is controlled by an electrohydraulic control system which includes a hydraulic pump under the control of an electric control circuit to provide the lifting force necessary for hydraulic platform operation as well as a device for automatically correcting the level of the hydraulic platform.

REFERENCES:
patent: 3241458 (1966-03-01), Goldie
patent: 3265357 (1966-08-01), Schilling
patent: 3289868 (1966-12-01), Miller et al.
patent: 3961670 (1976-06-01), Rivinius
patent: 4679489 (1987-07-01), Jasinski et al.

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