发明授权
- 专利标题: Liquid discharge head and manufacturing method of the same
- 专利标题(中): 排液头及其制造方法相同
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申请号: US13233875申请日: 2011-09-15
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公开(公告)号: US08434850B2公开(公告)日: 2013-05-07
- 发明人: Satoshi Ibe , Hiroto Komiyama , Toshiaki Kurosu , Kouji Hasegawa , Koji Sasaki
- 申请人: Satoshi Ibe , Hiroto Komiyama , Toshiaki Kurosu , Kouji Hasegawa , Koji Sasaki
- 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: JP2010-219482 20100929
- 主分类号: B41J29/377
- IPC分类号: B41J29/377 ; B41J2/05
摘要:
A liquid discharge head having a liquid discharge head substrate including an element row in which a plurality of energy generating elements for generating thermal energy for use in discharging liquid are arranged, and a discharge port member corresponding to each of the plurality of energy generating elements, the discharge port members including a plurality of walls in contact with the liquid discharge head substrate to form a plurality of liquid chambers for storing liquid and a plurality of discharge ports which communicate with each of the plurality of the liquid chambers to discharge liquid with the thermal energy generated by the energy generating element. The liquid discharge head further includes a plurality of heat dissipating members corresponding to each of the plurality of the liquid chambers and having a first portion exposed to the liquid chamber and a second portion exposed to the atmosphere.
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