Copyholder with mechanized line guide

Details Copyholder with mechanized line guide Copyholder with mechanized line guide

1992-12-22

1994-01-04

Foss, J. Franklin

Card, picture, or sign exhibiting

Copyholder

Including movable indicator

2484411, B41J 1164

Patent

active

052749355

ABSTRACT:
The present invention provides a copyholder having a ratchet mechanism including a flexible rack attached to a line guide with the rack being operable by a pawl which is moved by a foot operated actuator functioning through a cable to move the line guide in discrete steps the magnitude of which are adjustable. Manual adjustment of the line guide is permitted when the ratchet mechanism is in an inoperative position.

REFERENCES:
patent: 1540342 (1925-06-01), Stauder
patent: 1612192 (1926-12-01), Johnson
patent: 2523755 (1950-09-01), Ford
patent: 3030924 (1962-04-01), Hansen
patent: 3126648 (1964-03-01), Strong
patent: 3332399 (1967-07-01), Patrick
patent: 3449850 (1969-06-01), Eckert
patent: 4195429 (1980-04-01), Wegner
patent: 4433499 (1984-02-01), Sharber
patent: 4760661 (1988-08-01), Yoshikoshi
patent: 5185947 (1993-02-01), Thompson

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