Alphanumeric serial printer with a flexible membrane printing el

Details Alphanumeric serial printer with a flexible membrane printing el Alphanumeric serial printer with a flexible membrane printing el

1975-10-16

1977-04-05

Coven, Edward M.

Textiles: fiber preparation

178 33R, 101109, B41J 116

Patent

active

040156990

ABSTRACT:
A serial printer is provided with a multi-position flexible membrane printing element with columns and rows of print characters disposed coplanarly in spaced apart relationship therein, the flexible printing element being differentially positionable along an X and a Y axis to bring selected print characters into printing alignment with an actuatable hammer, the differential positioning of the printing element being effectuated by a rotatable crank and quadrilateral linkage means in association with a pair of position sectors and a pair of spur gears coupled to the quadrilateral linkage, the pair of position sectors being variably positionable by a first and second plurality of actuatable sector limit stops.

REFERENCES:
patent: 238387 (1881-03-01), Hall
patent: 355703 (1887-01-01), Morris
patent: 421536 (1890-02-01), Wilcox
patent: 1515663 (1924-11-01), Dietrich
patent: 2367313 (1945-01-01), Reynolds et al.
patent: 3133497 (1964-05-01), Martin
patent: 3228510 (1966-01-01), Howard
patent: 3666069 (1972-05-01), Suzuki
patent: 3696204 (1972-10-01), Wallskon
patent: 3838765 (1974-10-01), Deproux

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