| 摘要 |
PROBLEM TO BE SOLVED: To reduce the load of a user for replacing/supplementing papers by simplifying the movement of each tray for securing an action space required by the replacement/supplement of the papers in an inject printer having a paper delivery tray and a paper feeding trays vertically located. SOLUTION: A paper feeding tray 2A and a paper delivery tray 3, capable of being advanced to/retreated from a printer body 1, are disposed in an vertical relation that the delivery tray 3 is located upward in the identical side surface of the printer body 1 wherein engaging parts 21 and 32 capable of being mutually engaged with each other, are provided in places close to the upper surface part of the feeding tray 2A and the rotating shaft 31 of the delivery tray 3, and a spiral spring 22 is interposed between both the engaging parts 21 and 32 so as to impart revolving force to the delivery tray 3 by way of the spiral spring 22 and the engaging parts 21 and 32 when the feeding tray 2A is taken out of the printer body 1.
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