| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve such a point that, in a ribbon cassette that is mounted on a dot impact printer and used, an ink ribbon cannot be promptly sent from surroundings of an entrance part in the housing toward the outlet, and the ink ribbon, overcrowded by the periphery of the entrance part and becoming massive causes the trouble in traveling with a high possibility. <P>SOLUTION: The ribbon cassette includes: a housing 2 which includes a lid part 2B and a body part 2A; a storage part 3 which is formed in the housing 2 and partitioned with wall surfaces 3a and 3b in order to store the ink ribbons R; and a drive member 4 provided at a return part of the ink ribbon R of the storage 3. At the return part of the ink ribbon at the inner surfaces of the wall surfaces that constitutes the storage 3, catching preventing ribs 3Aa, 3Ba, 3Ab, and 3Bb are formed, which prevent the ink ribbon R caught by the driving member 4 by promoting the ink ribbon R that has passed between the opposing drive members 4 to move to a sending part from the return part of the storage 3. <P>COPYRIGHT: (C)2012,JPO&INPIT |
