Push-pull cart collection device and conversion assembly
First Claim
1. A shopping cart collection device adapted to engage 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 comprising:
- a motorized unit comprising a drive wheel;
a first hitch proximate a first side of the motorized unit and adapted to engage the first shopping cart; and
a second hitch proximate a second side of the motorized unit opposite the first side and adapted to engage the second shopping cart.
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Accused Products
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.
108 Citations
29 Claims
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1. A shopping cart collection device adapted to engage 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 comprising:
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a motorized unit comprising a drive wheel;
a first hitch proximate a first side of the motorized unit and adapted to engage the first shopping cart; and
a second hitch proximate a second side of the motorized unit opposite the first side and adapted to engage the second shopping cart. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A shopping cart collection device adapted to engage a first shopping cart and pull or push a train of shopping carts extending from the first shopping cart, the device comprising:
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a motorized unit comprising a drive wheel; and
a hitch coupled to the motorized unit and comprising first and second engagement features, wherein the first engagement feature is adapted to engage a rear end portion of the first shopping cart and the second engagement feature is adapted to engage a front end portion of the first shopping cart. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A hitch mountable on a motorized shopping cart collection device and configured to allow the device to both push and pull a train of shopping carts extending from a first shopping cart engaged by the hitch, wherein the first shopping cart has a front end and a rear end, the hitch comprising:
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a mounting plate mountable to the device;
a pivot plate selectively pivotally coupled to the mounting plate and comprising a front end engaging feature, a rear end engaging feature, and a member adapted to pivotally lock or unlock the pivot plate relative to the mounting plate. - View Dependent Claims (21, 22, 23, 24, 25, 26)
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27. A method of collecting shopping carts with a motorized shopping cart collection device, the method comprising:
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coupling a first train of shopping carts to a first hitch proximate a first side of the device;
coupling a second train of shopping carts to a second hitch proximate a second side of the device opposite the first side of the device;
moving the coupled trains with the device such that the device pushes the first train and pulls the second train. - View Dependent Claims (28, 29)
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Specification