Inclined shopping cart conveyor system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6490979
SERIAL NO

09846812

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An inclined conveyor for transporting shopping carts between an upper floor and a lower floor. The inclined conveyor includes a continuous conveyor assembly having a conveyor belt including a plurality of spaced drive lugs that engage a shopping cart. The moving conveyor belt transports the shopping cart between the upper and lower floors. The inclined conveyor includes a jam detector that interrupts operation of the conveyor upon detection of a jam along the conveyor. The inclined conveyor further includes sensors that prevent operation of the conveyor assembly if a person is present at either the unloading end or loading end of the conveyor assembly. At least one cart arrester is positioned along the length of the inclined conveyor to prevent uncontrolled descent of a shopping cart along the length of the inclined conveyor.

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Patent Owner(s)

Patent OwnerAddress
PFLOW INDUSTRIES INC6720 N TEUTONIA AVE MILWAUKEE WI 53209

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pfleger, Robert H Fox Point, WI 8 210
Schmidt, Craig S Brown Deer, WI 4 78
Sohn, Michael H Hartford, WI 2 36

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