Ink ribbon fabric foundation

Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se

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139383R, 428224, B41J 3102

Patent

active

055584500

ABSTRACT:
A fabric foundation for an ink ribbon comprising a woven fabric comprising warp yarns and weft yarns, and the woven fabric satisfying the following equation:

REFERENCES:
patent: 4874263 (1989-10-01), McCall et al.
patent: 5275858 (1994-01-01), Hock
Derwent Database Abstract, No. 88-252 901, citing Japanese patent application 63-182443, published Jul. 27, 1988.
Patent Abstracts of Japan, vol. 6, No. 190 (M-159), published Sep. 29, 1982, citing Japanese patent application 57-98382, published Jun. 18, 1982.
Patent Abstracts of Japan, vol. 17, No. 11 (C-1015), published Jan. 8, 1993, citing Japanese patent application 4-241132, published Aug. 28, 1992 .

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