Wire dot printer

Details Wire dot printer Wire dot printer

1981-06-16

1984-06-26

Pieprz, William

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

400470, B41J 312, B41J 2720

Patent

active

044563930

ABSTRACT:
A wire dot printer using fluid ink in which printing is carried out with the ink adhering to the end faces of the wires. A front wire guide guides the end portions of the wires adjacent to the printing end faces of the wires. A rear wire guide is positioned behind the front wire guide. An ink path fed by capillary action is provided between the front and rear wire guides which crosses the wires at positions adjacent the end faces of the wires. Also disclosed is a pump for conveying the ink within the printer and preferred compositions of the ink itself.

REFERENCES:
patent: 3739717 (1973-06-01), Brown et al.
patent: 4109483 (1978-08-01), Mitter
patent: 4112531 (1978-09-01), Mitter
patent: 4131000 (1978-12-01), Mitter
patent: 4155229 (1979-05-01), Mitter
patent: 4194846 (1980-03-01), Zerillo
patent: 4261285 (1981-04-01), Pearl
patent: 4279519 (1981-07-01), Shiurila
IBM Technical Disclosure Bulletin, vol. 14, No. 10, Mar. 1972, p. 2980 J. E. Lisinski.
IBM T.D.B., vol. 22, No. 12, May 1980, p. 5303, "Flexible Cable" E. Hungarter.
IBM T.D.B., vol. 22, No. 8B, Jan. 1980, p. 3530, "Method for Making Print Wires" R. Travieso.
Nowselski, "Self Contained Inking and Print Wire" IBM Technical Disclosure Bulletin, vol. 23, No. 4, pp. 1347-1350, 9/80.
Lisinski et al. "Self Inking Printing Wires" IBM Technical Disclosure Bulletin, vol. 14, No. 9, p. 285, 2/72.
Ribbonless Impact Printer, IBM Tech. Disclosure, vol. 14, No. 3, (Aug. 1971).
Ribbonless Ink Printer, IBM Tech. Disclosure, vol. 16, No. 1, (Jun. 1973).

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