Ribbon cartridge for dual automatic typewriter function

Details Ribbon cartridge for dual automatic typewriter function Ribbon cartridge for dual automatic typewriter function

1975-06-23

1976-08-24

Burr, Edgar S.

Textiles: fiber preparation

197181, B41J 3302

Patent

active

039761843

ABSTRACT:
A typewriter ribbon cartridge having a camming abutment thereon for engaging one or more typewriter function responsive means to thereby actuate the typewriter function mechanism when the ribbon cartridge is inserted into the typewriter and thereafter to re-engage the responsive means to actuate the function mechanism a second time when the ribbon cartridge is removed from the typewriter.

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patent: 3927749 (1975-12-01), Wolowitz

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