Invention Grant
- Patent Title: Liquid discharge recording head and recording apparatus
- Patent Title (中): 液体放电记录头和记录装置
-
Application No.: US12476541Application Date: 2009-06-02
-
Publication No.: US08147034B2Publication Date: 2012-04-03
- Inventor: Yoshinori Tagawa , Junichi Kobayashi , Kenji Fujii , Hiroyuki Murayama , Makoto Watanabe , Taichi Yonemoto
- Applicant: Yoshinori Tagawa , Junichi Kobayashi , Kenji Fujii , Hiroyuki Murayama , Makoto Watanabe , Taichi Yonemoto
- 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: JP2008-148127 20080605
- Main IPC: B41J2/135
- IPC: B41J2/135

Abstract:
A liquid discharge recording head includes a flow passage forming member having discharge ports and a flow passage, the discharge ports configured to discharge droplets, the flow passage communicating with the discharge ports. The flow passage forming member also has a first opening and a second opening, the first opening provided at a surface of the flow passage forming member with the discharge ports, the second opening causing the inside of the first opening to communicate with the outside of the flow passage forming member through a communication passage.
Public/Granted literature
- US20090303289A1 LIQUID DISCHARGE RECORDING HEAD AND RECORDING APPARATUS Public/Granted day:2009-12-10
Information query
IPC分类: