Title:
READING AND DETECTING MECHANISM FOR THIN PAPER SHEET USED TO OFFICE COMPUTER WITH USE OF OPTICAL REFLECTION MARK
Document Type and Number:
Japanese Patent JPS59125482
Kind Code:
A
Abstract:
PURPOSE: To avoid the strain, folding, clogging, etc. of the thin paper by providing a free roller on a feed roller.
CONSTITUTION: A sensor mechanism 4 is set into a housing, and feed rollers 7 and 8 are set at front and rear parts of a sensor reading position at the center of the bottom surface of the mechanism 4. Then free rollers 13 and 15 are provided on the rollers 7 and 8 respectively. The roller 7 is revolved at a slightly lower speed then the roller 8. The difference of speed between these rollers 7 and 8 is controlled to prevent previously the strain, bending, folding, etc. of the thin paper 3.
Inventors:
KOYAMA HIROYASU
KUTSUMA HISAKAZU
KUTSUMA HISAKAZU
Application Number:
JP23296682A
Publication Date:
July 19, 1984
Filing Date:
December 30, 1982
Export Citation:
Assignee:
KOYAMA BUTSUSAN KK
International Classes:
G06K13/067; B65H5/06; G06K7/01; G06K13/05; (IPC1-7): B65H5/06; G06K7/10; G06K13/16