Push-pull cart collection device and conversion assembly
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United States of America Patent
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Aug 11, 2009
Grant Date -
Sep 7, 2006
app pub date -
Feb 17, 2006
filing date -
Oct 15, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention is a shopping cart collection device adapted to engage to first and second shopping carts and capable of pulling a first train of shopping carts extending from the first shopping cart and pushing a second train of shopping carts extending from the second shopping cart. The device comprises a motorized unit comprising a drive wheel, a first hitch and a second hitch. The first hitch is proximate a first side of the motorized unit and is adapted to engage the first shopping cart. The second hitch is proximate a second side of the motorized unit opposite the first side and is adapted to engage the second shopping cart.
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