发明名称 |
Tension generating mechanism for a printing apparatus |
摘要 |
A printing apparatus includes a conveyance mechanism for conveying a web to a transfer unit, and a tension generating mechanism for applying a tension to the web fed to the conveyance mechanism, wherein the tension generating mechanism includes a tension generating roller for changing the tension to be applied to the web in accordance with the rotational position, a tension guide that is rotated in accordance with the magnitude of tension generated by the roller, a first sensor for sensing the rotational position of the tension guide, a second sensor for sensing the rotational position of the tension generating roller, and a driver for controlling the rotation of the motor in accordance with the outputs of the first and second sensors.
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申请公布号 |
US6969206(B2) |
申请公布日期 |
2005.11.29 |
申请号 |
US20030382653 |
申请日期 |
2003.03.07 |
申请人 |
RICOH PRINTING SYSTEMS, LTD. |
发明人 |
IWANAGA HIDENORI;ONOSE TSUKASA;TERAKADO TAKESHI;OHMURA YUJI |
分类号 |
B41F33/06;B65H23/04;B65H23/188;(IPC1-7):B41J15/16;B41F13/54;B41J11/26;B41J13/02;B65H23/18 |
主分类号 |
B41F33/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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