Typewriting machines – Sheet or web – For feeding web record-medium
Patent
1977-03-14
1979-07-10
Sewell, Paul T.
Typewriting machines
Sheet or web
For feeding web record-medium
400611, B41J 1520
Patent
active
041606060
ABSTRACT:
A paper feed mechanism for multiple copy, impact-type printers used in data processing systems, wherein both the platen and the paper advancement tractors are positively driven to avoid tearing of the paper and clogging of the feed mechanism.
REFERENCES:
patent: 1169318 (1916-01-01), Cooper
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patent: 2400226 (1946-05-01), Euth
patent: 2650090 (1953-08-01), Davidson et al.
patent: 3880016 (1975-04-01), Jamieson et al.
patent: 3902584 (1975-09-01), Lee et al.
Elbinger Lewis P.
Honeywell Information Systems Italia
Sewell Paul T.
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