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US 9,284,771 B1Granted
Overhead door equipment trolley
OwnerVictor J. Dohertyinventor
Life of this patent
Estimating the term…
Abstract
A trolley for supporting equipment on an overhead door using the existing track for the overhead door is described. The invention may be used to allow utility items such as lighting, electrical outlets, and safety devices to be mounted conveniently and efficiently.
Claims13
An electro-mechanical utility trolley comprising:
- a trolley body, said body comprising a support platform, said platform extending lengthwise between a left edge and a right edge, opposite said left edge, and defining a width of said trolley body, said right and left edges of said platform defining a depth of said trolley body, said width of trolley body being greater than said depth of said trolley body;
- a first roller set, said first roller set disposed at left edge of said platform, said first roller set comprising at least one roller, said roller attached to an axle, said axle attached to the trolley body;
- a second roller set, said second roller set disposed at right edge of said platform, said second roller set comprising at least one roller, said roller attached to an axle, said axle attached to the trolley body;
- wherein said rollers are compatible with an existing overhead door roller track.
1 more element
An electro-mechanical utility trolley comprising:
- a trolley body, said body comprising a support platform, said platform extending lengthwise between a left edge and a right edge, opposite said left edge, and defining a width of said trolley body, said right and left edges of said platform defining a depth of said trolley body, said width of trolley body being greater than said depth of said trolley body;
- a first skid block set disposed at left edge of said platform, said first skid block set comprising at least one skid block;
- a second skid block set disposed at right edge of said platform, said second skid block set comprising at least one skid block;
- wherein each skid block includes a semi-cylindrical portion and is compatible with an existing overhead door roller track.
1 more element
Dependencies are inferred from the claim text.