US 4,140,296 AGranted

Book holder

OwnerFederico Guzman Guilleninventor

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Abstract

A book holder includes a mounting bracket having a plate member so that the book holder can be mounted on a flat supporting surface such as a wall or a bedframe. The book holder has a first lever arm pivotally connected to the mounting bracket and a second lever arm connected to the first lever arm for articulated movement with respect to the first arm. The first and second lever arms each have a guide slot and a lockable connector assembly is carried for sliding movement in the guide slot of each of the lever arms for interconnecting the first and second lever arms. A book support is connected to an end of the second lever arm for supporting reading material. The book holder includes bookframes mounted on a rod for movement toward and away from each other to support therebetween the reading material. The bookframes have platforms with legs extending at 120.degree. to each other so that a book may be supported therein with the pages at an angle of 120.degree. to one another.

Claims12

Dependent claims

A book holder comprising a mounting bracket for mounting the book holder on a supporting surface, a first lever arm pivotally connected to said mounting bracket, a second lever arm connected to said first lever arm for articulated movement with respect thereto, said first and second lever arms each having a longitudinally extending guide slot, a lockable connector assembly carried for sliding movement in the guide slot of each of said lever arms thereby connecting said first lever arm with said second lever arm, and a book support carried at an end of said second lever arm for supporting thereon said reading material, said connector assembly comprising a pair of annular discs, each of said discs having a first face arranged to contact the first face on the other and a second face directed in the opposite direction, said discs positioned between said first and second lever arms, first means on said first faces for interlocking said discs, second means on said second faces for interengaging said discs with the adjacent said lever arm, and third means for releasably securing said discs in locked interengagement, and said first means comprising a ring of teeth formed on said first surface of each said disc, said teeth being interengageable for effecting locked engagement of said discs.

Dependencies are inferred from the claim text.