Retainer for maintaining a book in an open position

Details Retainer for maintaining a book in an open position Retainer for maintaining a book in an open position

1988-06-15

1990-03-20

Cranmer, Laurie K.

Buckles, buttons, clasps, etc.

Paper fastener

Resiliently biased

24 673, 40658, 281 42, B42F 100

Patent

active

049089129

ABSTRACT:
A retainer for maintaining a book in an open position having a retaining element with a U-shaped portion, a clip portion, and a reinforcement portion. The clip portion extends from the U-shaped portion and the reinforcement portion strengthens the intersection of the clip portion with the U-shaped portion. A book is inserted in an open position between the U-shaped portion and the clip portion. The entire retaining element is composed of a resilient, transparent material having a single piece construction. The U-shaped portion has two legs which, together with the clip portion, make contact with the book at three locations.

REFERENCES:
patent: 1229516 (1917-06-01), Pierce
patent: 3701332 (1972-10-01), Brooks
patent: 4055874 (1977-11-01), Brown
patent: 4697315 (1987-10-01), Geldwerth

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