Apparatus for page-pressing and barrier-free page-turning

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United States of America Patent

PATENT NO 11453233
APP PUB NO 20210252898A1
SERIAL NO

17308483

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Abstract

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Disclosed is an apparatus for page-pressing and barrier-free page-turning. The apparatus includes page-pressing devices and a placement board. The page-pressing device is capable of switching between a first state and a second state. When the page-pressing device is in the first state, the page-pressing device is capable of tightly pressing against a book page(s) on the placement board. When the page-pressing device is in the second state, the page-pressing device is capable of releasing the press onto the book page(s). The page-pressing device is capable of mechanically self-locking to maintain a contact pressure to the book page(s) when the page-pressing device is in the first state to press against the book page(s), while the power causing the contact pressure no longer exists.

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Patent Owner(s)

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International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Duan, Cangsang Beijing, CN 1 1

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