发明名称 |
Ink jet recording apparatus having means for removing foreign material from an ink supply path by first introducing air into the ink supply path |
摘要 |
A recovery process for an ink jet recording head of a recording apparatus and a device for performing the recovery process are disclosed. The ink jet recording apparatus includes a recording head with a plurality of discharge ports and a liquid chamber common to the discharge ports. The liquid chamber is supplied with ink through an ink supply path from an ink tank. The recovery device includes a device for introducing air into the liquid chamber of the recording head, a cap unit for covering the discharge ports of the recording head, and a pumping device for applying suction to the cap unit to suck the introduced air and ink through the discharge ports.
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申请公布号 |
US5311214(A) |
申请公布日期 |
1994.05.10 |
申请号 |
US19910783820 |
申请日期 |
1991.10.29 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
HIRASAWA, SHINICHI;SATO, KOICHI;TERASAWA, KOJI;MIYAKAWA, AKIRA;ABE, TSUTOMU;HATTORI, YOSHIFUMI |
分类号 |
B41J2/165;B41J2/19;(IPC1-7):B41J2/165 |
主分类号 |
B41J2/165 |
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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