发明授权
- 专利标题: Recording head and recording apparatus
- 专利标题(中): 记录头和记录装置
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申请号: US12487393申请日: 2009-06-18
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公开(公告)号: US08132898B2公开(公告)日: 2012-03-13
- 发明人: Hideo Fukazawa , Toshiro Sugiyama , Shigeru Watanabe , Kouhei Tokuda , Tsuyoshi Mikoshiba , Takeshi Kouda , Masaya Uetsuki , Toshimitsu Danzuka , Hiroaki Shirakawa , Masataka Kato
- 申请人: Hideo Fukazawa , Toshiro Sugiyama , Shigeru Watanabe , Kouhei Tokuda , Tsuyoshi Mikoshiba , Takeshi Kouda , Masaya Uetsuki , Toshimitsu Danzuka , Hiroaki Shirakawa , Masataka Kato
- 申请人地址: JP Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JP Tokyo
- 代理机构: Canon USA Inc. IP Division
- 优先权: JP2008-160768 20080619
- 主分类号: B41J2/175
- IPC分类号: B41J2/175
摘要:
A recording head includes ejection ports that eject ink, a first liquid chamber for supplying ink to the ejection ports, a second liquid chamber for supplying ink to the first liquid chamber, a gas reservoir disposed in the upper part of the first liquid chamber and collecting gas, a first outlet through which fluid is discharged out of the gas reservoir, and a pump chamber into which fluid is moved through the first outlet out of the first liquid chamber by producing a pressure difference from the first liquid chamber.
公开/授权文献
- US20090315959A1 RECORDING HEAD AND RECORDING APPARATUS 公开/授权日:2009-12-24