Transport device for margin-perforated fanfold paper and for con

Details Transport device for margin-perforated fanfold paper and for con Transport device for margin-perforated fanfold paper and for con

1983-04-14

1986-01-14

Burr, Edgar S.

Typewriting machines

Sheet or web

For feeding plural record media concurrently or selectively

271 9, 4006161, 400637, 4006376, 4006363, B41J 1150

Patent

active

045643059

ABSTRACT:
A paper transport mechanism for data printers having powered platens includes a marginal perforation paper transport tractor upstream of the platen and a means for supplying unmargined perforated paper independent of the tractor to the platen, the platen having opposed pinch rollers, and means for adjusting the pinch force of the pinch rollers to accommodate either unperforated platen driven paper or perforated tractor driven paper.

REFERENCES:
patent: 2171003 (1939-08-01), Mabon
patent: 2881893 (1959-04-01), Metzner
patent: 3186325 (1965-06-01), De Belder
patent: 3444977 (1969-05-01), Kinney et al.
patent: 3753483 (1973-08-01), Lundquist et al.
patent: 4042091 (1977-08-01), Levinson et al.
patent: 4058196 (1977-11-01), Rempel
patent: 4072225 (1978-02-01), Manning et al.
patent: 4215946 (1980-08-01), Nakabo et al.
patent: 4344715 (1982-08-01), Van Horne et al.
IBM Technical Disclosure Bulletin, vol. 25, No. 1, Jun. 1982, pp. 202-203.

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