Paper feed mechanism including lower pinch rollers

Details Paper feed mechanism including lower pinch rollers Paper feed mechanism including lower pinch rollers

1986-09-30

1988-01-26

Wright, Jr., Ernest T.

Typewriting machines

Sheet or web

Including friction-feed means

4006373, B41J 1303

Patent

active

047214023

ABSTRACT:
A paper feed mechanism comprises first and second support plates for supporting a paper feed roller and a rotary shaft for bringing a pinch roller into contact with and away from the paper feed roller. The rotary shaft extends through the first support plate and one end thereof abuts against the second support plate and the other end thereof engages with a lever mounted on the first support plate to define movement in a thrust direction. The rotary shaft is rotated with the rotation of the lever.

REFERENCES:
patent: 924460 (1909-06-01), Hess
patent: 957402 (1910-05-01), Yaw
patent: 1062569 (1913-05-01), McLaughlin
patent: 1247456 (1917-11-01), Schwartz
patent: 1988189 (1935-01-01), Dobson
patent: 2124996 (1938-07-01), Anderson
patent: 3292762 (1966-12-01), Erickson
patent: 4341477 (1982-07-01), Theilen
patent: 4486108 (1984-12-01), Tanaka
patent: 4498795 (1985-02-01), Tatara
patent: 4535344 (1985-08-01), Noda
patent: 4602883 (1986-07-01), Ozawa et al.

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