Ribbon cartridge

Details Ribbon cartridge Ribbon cartridge

1983-10-28

1985-03-19

Burr, Edgar S.

Typewriting machines

Including interposed inking device for record-medium

Package for ribbon facilitating mounting of ribbon on...

400234, B41J 3528

Patent

active

045056056

ABSTRACT:
A ribbon cartridge wherein a supply spool is continually biased so that the outer circumference of the ribbon wound thereon, is continually pressed against the inside wall surface of a case and wherein the inside wall surface has part thereof of a rough surface and of varying frictional resistance.

REFERENCES:
patent: 4010839 (1977-03-01), Guerrini et al.
patent: 4058197 (1977-11-01), West

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