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US 2006/0032687 A1Published application
Electrical power generation
AssigneeUmagination Labs, L.P.
InventorsSung Park, David Duncanson, John O'Fallon
Life of this patent
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Abstract
A wheeled transport device, such as a piece of luggage configured to be manually wheeled by a pedestrian user, in provided with an electrical generator operably coupled to a rolling wheel of the device and configured to produce electrical energy as the user wheels the device along a supporting surface. The generator provides power to charge a battery contained within the device and/or one or more electrical appliances being transported within the device.
Claims17
A wheeled transport device configured to be manually wheeled by a pedestrian user, the transport device comprising
- a main body defining a compartment therein for containing goods to be transported;
- a handle attached to the main body and manually graspable by the pedestrian user while walking;
- at least one wheel disposed at a lower end of the main body and secured to the body for rotation along a surface upon which the user is walking;
- and
- an electrical generator operably coupled to the wheel and configured to produce electrical energy as the user wheels the device along the surface.
2 more elements
Dependencies are inferred from the claim text.