Paper thickness adjusting mechanism for impact printer

Details Paper thickness adjusting mechanism for impact printer Paper thickness adjusting mechanism for impact printer

1983-12-14

1985-04-30

Pieprz, William

Typewriting machines

Including adjustment for optimum printing plane

By adjustment of carriage

400354, B41J 1120

Patent

active

045141010

ABSTRACT:
An improved printer for accommodating and printing upon, a broad range of record medium thicknesses, including multi-part forms, while maintaining high print quality. The printer includes a platen and a pair of guide rails having a fixed relationship to one another, and an adjustable marking module supported for movement along the guide rails. An adjustment mechanism for adjusting the clearance between the platen and the marking module includes a toggle bracket for allowing the front of the module to pivot about the guide rail closest to the platen and for allowing the rear of the module to be moved relative to the furthest guide rail.

REFERENCES:
patent: 1620004 (1927-03-01), Block
patent: 2986259 (1961-05-01), Salzberger
patent: 3123194 (1964-03-01), Facins et al.
patent: 3666071 (1972-05-01), Purr
patent: 3960256 (1976-06-01), Bickoff et al.
patent: 4243331 (1981-01-01), Savage et al.
patent: 4381896 (1983-05-01), Shiurila
patent: 4412704 (1983-11-01), Gagnebin
patent: 4469459 (1984-09-01), Trezise et al.

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