Frame structure of a printer with positioning openings

Details Frame structure of a printer with positioning openings Frame structure of a printer with positioning openings

1987-05-26

1989-07-11

Sewell, Paul T.

Typewriting machines

Carriage or carriage-moving or movement-regulating mechanism

Carriage-feed mechanism

292811, 269 47, 269309, 400352, 400691, B41J 2528

Patent

active

048465950

ABSTRACT:
A printing apparatus such as a printer of the type using a type wheel includes two guide members which extend between a pair of side frames and each of which is fixed by riveting. A carrier is slidably mounted on the guide members. A carriage loaded with a type wheel and others is mounted on a carrier in such a manner as to be rotatable by 90 degrees between a predetermined print position and a wheel replace position behind the print position. A sensor for determining the presence/absence and the kind of a type wheel loaded in the carriage is provided.

REFERENCES:
patent: 2624107 (1953-01-01), Carpenter
patent: 2871549 (1959-02-01), Arnold
patent: 3057449 (1962-10-01), Thomson
patent: 3599313 (1971-08-01), Litvin
patent: 4049109 (1977-09-01), Plaza
patent: 4348122 (1982-09-01), Balta
patent: 4723432 (1988-02-01), Whitley
patent: 4729551 (1988-03-01), Glessner

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