Card – picture – or sign exhibiting – Copyholder – Including movable indicator
Patent
1991-07-29
1993-02-16
Brittain, James R.
Card, picture, or sign exhibiting
Copyholder
Including movable indicator
40356, 74138, B41J 1164
Patent
active
051859475
ABSTRACT:
A line-guide advancement mechanism for copyholders of the type for holding a document containing information to be transcribed and containing a linearly moveable line-guide for highlighting individual lines of information. The line-guide advancement unit is structured to be able to fixably attach to an existing copyholder (10) and a line-guide (46). The unit contains a drive mechanism (12) and an operator's foot pedal (20) which provide step-wise movement to the line-guide (46). The drive mechanism (12) can be adjusted via a knob (36) and vernier scale (74) to provide a wide range of spacings in the movement of the line-guide.
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Thompson David B.
Thompson Linda L.
Bonifanti J.
Brittain James R.
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