Paper feeder device for miniaturized printers

Details Paper feeder device for miniaturized printers Paper feeder device for miniaturized printers

1980-05-12

1981-11-17

Gilreath, Stanley N.

Advancing material of indeterminate length

By intermittent material-mover

Comprising material-moving roll

226144, B65H 1722

Patent

active

043007120

ABSTRACT:
A paper feeder device for miniaturized printers, comprising a paper feed roller, first and second ratchet wheels fixedly mounted on a drive shaft of the paper feed roller and having the respective teeth inclined in the opposite directions, a first lever for driving the first ratchet wheel to rotate the paper feed roller at a predetermined amount, and a second lever which is controlled by the first lever and which has an engagement pawl capable of being inserted into a recess between two adjacent teeth of the second ratchet wheel.

REFERENCES:
patent: 2584195 (1952-02-01), Evans
patent: 2933931 (1960-04-01), Lisinski
patent: 3288028 (1966-11-01), Sours
patent: 3511426 (1970-05-01), Whitmore et al.
patent: 3677452 (1972-07-01), Wallace
patent: 3679113 (1972-07-01), Startzman
patent: 3978736 (1976-09-01), Igelhaut
patent: 4032055 (1977-06-01), Costa
patent: 4033560 (1977-07-01), Frey
patent: 4051942 (1977-10-01), Suzuki et al.
patent: 4133422 (1979-01-01), Suzuki et al.

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