| 摘要 |
PROBLEM TO BE SOLVED: To eliminate a core of roll paper used in a plotter and a large printer by providing a shaft fixing tool for the coreless roll paper which prevents wrinkles and break on the inner periphery of the coreless roll paper even when the coreless roll paper is replaced many times, to save resources. SOLUTION: This shaft fixing tool to fix coreless roll paper 2 to a shaft 1 for filling roll paper of a plotter and large printer is provided with a fixation flange 10 fixed in the vicinity of one end part of the shaft 1 and equipped with a tapered pipe 11 of which outer periphery contacts an inner peripheral part in one side of the coreless roll paper 2, and with a movable sleeve 20 slidably provided in the vicinity of the other end part of the shaft 1 and equipped with a tapered pipe 21 of which outer periphery contacts an inner peripheral part in the other side of the coreless roll paper 2. The coreless roll paper 2 is fixed to the shaft 1 by inserting the coreless roll paper 2 into the tapered pipe 11 of the fixation flange 10 and then inserting the movable sleeve 20 into the shaft 1. COPYRIGHT: (C)2006,JPO&NCIPI
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