Card – picture – or sign exhibiting – Copyholder
Patent
1976-04-15
1977-08-09
Wright, Jr., Ernest T.
Card, picture, or sign exhibiting
Copyholder
40342, 84487, 84517, B41J 1138
Patent
active
040401952
ABSTRACT:
Page turner apparatus that includes a book support having a transverse ledge and a top flange, a slide plate on the support for transverse movement, the slide plate having a plurality of parallel slots for the pages to be turned extended therethrough, and operable mechanism for mounting the slide plate and selectively moving the slide plate to turn a page. The operable mechanism of each of the first and third embodiments includes a toothed rack slidably mounted on a slide rod and attached to the slide plate, and a foot pedal operated cable for selectively moving the rack in a page turning direction. In the second embodiment the operable mechanism includes a motor for driving a rod having a threaded portion cooperating with the threaded portion of a slide plate mounting block for transversely moving said block.
REFERENCES:
patent: 1605258 (1926-11-01), Meiszner
patent: 1735166 (1929-11-01), Hossell et al.
patent: 3064518 (1962-11-01), Chernishenko
patent: 3823638 (1974-07-01), Bombardi
Claypool James P.
Hoogenraad Gerrit
Delich Donald C.
Heinz A.
Wright, Jr. Ernest T.
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