Material or article handling – Self-loading or unloading vehicles – Loading or unloading by other carrier or mover means – and...
Patent
1989-02-23
1991-01-15
Barefoot, Galen
Material or article handling
Self-loading or unloading vehicles
Loading or unloading by other carrier or mover means, and...
414921, 187 9R, B66B 920
Patent
active
049849557
ABSTRACT:
The present invention comprises a lifting apparatus installed near or upon a generally horizontal raised bed of a vehicle for safely moving a wheelchair and its occupant operator to and from the raised bed. The lift apparatus uses a single actuating means to automatically and sequentially serve three distinct functions: (1) appropriately engages one or more safety barriers before a laterally extending support platform is moved, thereby preventing the wheelchair and operator from falling off of the platform; (2) moves the platform between a lower support position located at ground level and an upper support position located at floor level; and (3) moves the platform between a generally horizontal, laterally extending support position and a compact, generally upright stowed position. The lift apparatus is also designed to prevent an appendage of the operator from becoming pinched when the support platform is raised from the support position to the stowed position.
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