Printer with a movable carriage and a light source mounted off t

Details Printer with a movable carriage and a light source mounted off t Printer with a movable carriage and a light source mounted off t

1987-02-04

1988-10-04

Sewell, Paul T.

Typewriting machines

Including type-set-assemblage mounted on carrier and...

Including type-faces movable relative to type-face-carrier

400320, 4001544, 4007051, 400711, B41J 130, B41J 2530

Patent

active

047752530

ABSTRACT:
Impact type printer of a construction having a carriage including a character type wheel, a light source disposed outside the carriage, device for introducing light beam from the light source into the carriage such as a flexible photoconductor, a mirror, etc., and a detector to detect rotation of the character type wheel by application of the light beam introduced by the light beam introducing device to an encoder.

REFERENCES:
patent: 3502414 (1970-03-01), Kreckel et al.
patent: 3611412 (1971-10-01), Gibby
patent: 3628453 (1971-12-01), Jackson et al.
patent: 3805698 (1974-04-01), Bowers et al.
patent: 3968745 (1976-07-01), Hamisch
patent: 4075945 (1978-02-01), Bienholz
patent: 4079251 (1978-03-01), Osann
patent: 4118129 (1978-10-01), Grundherr
patent: 4153378 (1979-05-01), Scherrer
patent: 4158507 (1979-06-01), Himmel
patent: 4196666 (1980-04-01), Kobayashi et al.

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