Tensioning apparatus for an ink ribbon cassette

Details Tensioning apparatus for an ink ribbon cassette Tensioning apparatus for an ink ribbon cassette

1988-07-29

1989-05-09

Sewell, Paul T.

Typewriting machines

Including interposed inking device for record-medium

Endless ribbon or cartridge therefor

400208, 400234, B41J 3202

Patent

active

048284114

ABSTRACT:
An ink ribbon cassette comprises an endless type ink ribbon and a cassette casing for enclosing the ink ribbon. The cassette casing includes an enclosing portion for enclosing the ink ribbon in an irregularly piled state, a guide portion for pulling out and exposing the ink ribbon to the outside and for guiding the exposed ink ribbon to be again enclosed into the enclosing portion, take-up means for taking up the ink ribbon, and braking means, for applying a brake force to the feeding operation of the ink ribbon.

REFERENCES:
patent: 2755905 (1956-07-01), Segui
patent: 3814231 (1974-06-01), Cappotto
patent: 3989132 (1976-11-01), Carson
patent: 4053042 (1977-10-01), Hess
patent: 4074799 (1978-02-01), Hishida
patent: 4232976 (1980-11-01), Bernardis
patent: 4373824 (1983-02-01), Olsen
patent: 4388006 (1983-06-01), Waibel
patent: 4605327 (1986-08-01), Ueki et al.
IBM Tech. Disc. Bulletin, by A. A. Dowd, vol. 20, No. 11B, Apr. 1978, pp. 4739-4740.

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