Invention Grant
- Patent Title: Recording head and recording apparatus
- Patent Title (中): 记录头和记录装置
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Application No.: US12487393Application Date: 2009-06-18
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Publication No.: US08132898B2Publication Date: 2012-03-13
- Inventor: Hideo Fukazawa , Toshiro Sugiyama , Shigeru Watanabe , Kouhei Tokuda , Tsuyoshi Mikoshiba , Takeshi Kouda , Masaya Uetsuki , Toshimitsu Danzuka , Hiroaki Shirakawa , Masataka Kato
- Applicant: Hideo Fukazawa , Toshiro Sugiyama , Shigeru Watanabe , Kouhei Tokuda , Tsuyoshi Mikoshiba , Takeshi Kouda , Masaya Uetsuki , Toshimitsu Danzuka , Hiroaki Shirakawa , Masataka Kato
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon USA Inc. IP Division
- Priority: JP2008-160768 20080619
- Main IPC: B41J2/175
- IPC: B41J2/175

Abstract:
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.
Public/Granted literature
- US20090315959A1 RECORDING HEAD AND RECORDING APPARATUS Public/Granted day:2009-12-24
Information query
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