| 摘要 |
A pair of support members provided in a feeding part may selectively contain plural types of recording sheet rolls having different widths. In order to mount the recording sheet roll, the first and the second holders are attached to both ends of the recording sheet roll. Each holder is provided with positioning grooves to decide the position of the recording sheet roll in the axial direction. A support member of the first holder is provided with one groove, while the support member of the second holder is provided with two grooves corresponding to the width of recording sheet rolls. The support member is provided to be able to expand and contract in the direction of the width of the recording sheet roll, and by the expansion and contraction, the groove is adjusted so as to meet the support member in accordance with the widths of recording sheet rolls.
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