B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
242/61.1
B65H 75/02 (2006.01) B41J 32/00 (2006.01) B41J 33/52 (2006.01) B41J 35/08 (2006.01)
Patent
CA 1189841
LE9-80-027 RIBBON CARTRIDGE WITH BACK CHECK Abstract A ribbon cartridge having a supply spool (3) and a take-up spool hub (27) to receive ribbon (1). A section (49) of a wire (32) extends from the mounting post (33), with its pointed end resting against the take-up hub (27). Movement in the take-up direction cause a sliding action. Attempted unwinding causes the end to dig into the take-up hub (27) so that the wire section (49) immediately prevents unwinding.
408736
International Business Machines Corporation
Kerr Alexander
LandOfFree
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