B - Operations – Transporting – 41 – J
Patent
B - Operations, Transporting
41
J
197/110
B41J 33/00 (2006.01) B41J 33/22 (2006.01) B41J 33/38 (2006.01)
Patent
CA 1225055
ABSTRACT A ribbon feed mechanism for a printer which develops a drive force for a printing ribbon utilizing the reciprocating movement of a carriage. Torque is applied to two drive gears through a single wire under tension in response to the movement of the carriage. A ribbon drive gear for feeding the ribbon in a predetermined direction is alternately meshed with the two drive gears during reciprocation of the carriage to be thereby rotated in a predetermined single direction. When the ribbon feed is needless, the tension is removed from the wire.
465558
Borden Ladner Gervais Llp
Ricoh Company Limited
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