Elevator – industrial lift truck – or stationary lift for vehicle – Transportable elevator – Wheel supported
Reexamination Certificate
2007-03-27
2007-03-27
Keenan, James (Department: 3652)
Elevator, industrial lift truck, or stationary lift for vehicle
Transportable elevator
Wheel supported
C187S259000, C254S290000
Reexamination Certificate
active
10457960
ABSTRACT:
A load lifting apparatus with base frame that has elements to engage a surface which supports the load lifting apparatus. A plurality of lift posts ate attached to and extend upward from the base frame. A load platform for supporting an object being lifted can be raised and lowered with respect to the base frame. The load platform includes a motor arrangement which rotationally drives a plurality of reels. A plurality of flexible ties are connected to the plurality of lift posts and wind onto and unwind gfrom plurality of reels.
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Haas George E.
Keenan James
Power Platforms, Inc.
Quarles & Brady
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