Sheet feed device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9643807
APP PUB NO 20160046457A1
SERIAL NO

14828136

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Importance

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Abstract

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A sheet feed device includes a removal sheet feed tray, a bottom plate provided in the sheet feed tray, and can be lifted up together with one or more papers stacked thereon so as to make an uppermost paper positioned at an upper limit position, a sheet feeder that feeds out the papers stacked on the bottom plate sequentially from the sheet feed tray, a sheet detection member that detects whether or not at least one paper is stacked on the sheet feed tray, an upper limit detection member that detects whether or not the uppermost paper is positioned at the upper limit position, and an evacuator that evacuates the sheet detection member and the upper limit detection member to an evacuation position where the sheet detection member and the upper limit detection member never interfere a removal and an installation of the sheet feed tray.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
RISO KAGAKU CORPORATION5-34-7 SHIBA MINATO-KU TOKYO 108-8385

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishikawa, Mitunori Ibaraki, JP 2 9

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