发明名称 |
PRINTING APPARATUS |
摘要 |
A printing apparatus includes a printing portion for printing on a medium, a driving roller for transporting the medium, a first and a second driven roller which are respectively supported with a gap in one roller shaft in a shaft line direction of the roller shaft and rotate around the roller shaft while pressing the transported medium on the driving roller, and a shaft support member that has a shaft support portion which supports the roller shaft between the first driven roller and the second driven roller. The first and the second driven roller have a through hole into which the roller shaft is inserted and an inner diameter in a roller center portion is smaller than an inner diameter of a roller end portion in the shaft line direction. The roller shaft is supported so as to be swingable with the shaft support portion as a support point. |
申请公布号 |
US2017087899(A1) |
申请公布日期 |
2017.03.30 |
申请号 |
US201615277427 |
申请日期 |
2016.09.27 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
AOKI Hiroki;TOKAI Yoshitsugu |
分类号 |
B41J13/03 |
主分类号 |
B41J13/03 |
代理机构 |
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代理人 |
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主权项 |
1. A printing apparatus comprising:
a printing portion for printing on a medium; a driving roller for transporting the medium to the printing portion; a first driven roller and a second driven roller which are respectively supported with a gap in one roller shaft in a shaft line direction of the roller shaft and rotate around the roller shaft while pressing the transported medium on the driving roller; and a shaft support member that has a shaft support portion which supports the roller shaft between the first driven roller and the second driven roller, wherein the first driven roller and the second driven roller have a through hole into which the roller shaft is inserted and in which an inner diameter in a roller center portion is smaller than an inner diameter of a roller end portion in the shaft line direction, and wherein the roller shaft is supported so as to be swingable with the shaft support portion as a support point. |
地址 |
Tokyo JP |