| 摘要 |
PROBLEM TO BE SOLVED: To provide a printer enabling fine printing suitable for a paper sheet without troubling a user by automatically discriminating a paper sheet type and performing printing setting based on a result thereof. SOLUTION: This mechanism is provided with a pressure sensor capable of butting to and retreating from the paper sheet in a paper carrying passage. The paper sheet type is discriminated from a pressure value detected by the pressure sensor butting to the paper sheet. A distance measuring means is provided for measuring a separated distance between a member butting to the paper sheet in a certain amount and the paper sheet separated by the member. The paper sheet type is discriminated from the separated distance measured by the distance measuring means. COPYRIGHT: (C)2004,JPO
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