发明名称 |
Image forming apparatus and method for measuring the length of a sheet fed therethrough |
摘要 |
In an apparatus which cannot detect a size of recording sheet before the recording sheet is fed, the first recording sheet is regarded as having the maximum size and paper feeding is controlled on this basis and the size of the sheet is measured during the conveyance of the recording sheet. For the second or third and subsequent recording sheets, paper feeding control is executed at a paper feeding interval at which a maximum throughput is obtained in accordance with the measured size.
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申请公布号 |
US5978612(A) |
申请公布日期 |
1999.11.02 |
申请号 |
US19950575600 |
申请日期 |
1995.12.20 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
SUZUKI, HIDENOBU;NAKAHARA, TAKASHI;NASHIDA, YASUMASA;NANBU, TOMOKO |
分类号 |
B41J13/00;B65H7/00;B65H43/00;G03G15/00;G03G15/36;G03G21/00;G03G21/14;H04N1/04;(IPC1-7):G03G21/00 |
主分类号 |
B41J13/00 |
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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