Deployable vehicle access ramp

Details Deployable vehicle access ramp Deployable vehicle access ramp

1993-09-10

1995-01-10

Huppert, Michael S.

Material or article handling

Self-loading or unloading vehicles

Conveyor

14 713, 414921, 414522, B60P 100

Patent

active

053801440

ABSTRACT:
An access ramp for a van or a similar vehicle having a housing below the vehicle floor and adjacent door which houses the ramp structure. A carrier is extendable and retractable and is mechanically linked to a ramp platform. A boom arm on the carrier extends when the carrier extends and guides a cable which is motor driven to lower and lift the platform. Lift cams elevate the inner end of the platform when the platform is extended to bring it into close proximity with the vehicle floor.

REFERENCES:
patent: 3984014 (1976-10-01), Pohl
patent: 4068770 (1978-01-01), Boehringer
patent: 4239438 (1980-12-01), Everson
patent: 4252491 (1981-02-01), Hock
patent: 4907936 (1990-03-01), Bourdage
patent: 5160236 (1992-11-01), Redding et al.

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