Appeal No. 2006-1220
Application No. 10/457,960
BACKGROUND
The appellant's invention relates to an apparatus with a platform for lifting
objects. Independent claims 1 and 12 are representative of the claimed invention
and read as follows:
1. An apparatus for lifting a load with respect to a
surface, the apparatus comprising:
a base frame having elements which engage the
surface and form an opening;
a plurality of lift posts attached to and extending
upward from the base frame; and
a load platform for supporting an object being
lifted and in a lowered state being received within the
opening of the base frame, the load platform comprising
a motor arrangement, a plurality of reels, a transmission
connecting the motor arrangement to the plurality of
reels, and a plurality of flexible ties each connected to
one of the plurality of lift posts and wound onto one of
the plurality of reels, wherein winding and unwinding the
plurality of flexible ties onto and off of the plurality of
reels respectively raises and lowers the load platform
with respect to the surface.
12. A load lifting apparatus comprising:
a base frame having elements which engage a
surface which supports the load lifting apparatus;
a plurality of lift posts attached to and extending
upward from the base frame; and
a load platform for supporting an object being
lifted, and having a first side and a second side, a first
shaft extending along the first side, a second shaft
extending along the second side, a plurality of reels
2
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