Dock leveler raised by deflating an inflatable member

Details Dock leveler raised by deflating an inflatable member Dock leveler raised by deflating an inflatable member

1998-06-08

1999-12-07

Lisehora, James A.

Bridges

Gangway, ramp, or dock leveler

Attached

14 717, B65G 6928

Patent

active

059961562

ABSTRACT:
A dock leveler including a ramp having a rear edge movably interconnected with a loading dock, an intermediate member movable relative to the ramp, and an inflatable assembly positioned to cause relative movement between the ramp and the intermediate member upon inflation of the inflatable assembly, thereby resulting in movement of the ramp. The inflatable assembly is operatively associated with a vacuum device to allow for selective removal of gas from the inflatable assembly.

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