Paper feed roll rotated by print head carrier movement

Details Paper feed roll rotated by print head carrier movement Paper feed roll rotated by print head carrier movement

1980-03-24

1983-04-12

Wright, Jr., Ernest T.

Typewriting machines

Sheet or web

Including friction-feed means

400120, 400185, 400317, 400320, 400570, 400641, B41J 1302

Patent

active

043796460

ABSTRACT:
A thermal printer paper feeding mechanism having a reciprocable print head carrier. A paper feeding roller has a ratchet cross section with the ratchet teeth twisted along the length of the paper feed roller. The paper feed roller rotates for advancing paper to be printed on while the print head carrier returns to a start position after having printed a line.

REFERENCES:
patent: 357921 (1887-02-01), Hamilton
patent: 1116212 (1914-11-01), Beard
patent: 3628645 (1971-12-01), McFeaters et al.
patent: 3826915 (1974-07-01), Giolitti et al.
patent: 4046246 (1977-09-01), Kondur, Jr.
patent: 4062436 (1977-12-01), Kondur, Jr. et al.

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