JP2007320307A5 - - Google Patents
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- JP2007320307A5 JP2007320307A5 JP2007101715A JP2007101715A JP2007320307A5 JP 2007320307 A5 JP2007320307 A5 JP 2007320307A5 JP 2007101715 A JP2007101715 A JP 2007101715A JP 2007101715 A JP2007101715 A JP 2007101715A JP 2007320307 A5 JP2007320307 A5 JP 2007320307A5
- Authority
- JP
- Japan
- Prior art keywords
- flow path
- width
- channel
- recording head
- discharge ports
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000758 substrate Substances 0.000 claims 3
Claims (7)
前記流路部は、前記基板の面に接して形成された第一流路と、該第一流路の前記基板の面とは反対側に該第一流路に沿って形成された第二流路とを有し、かつ、該流路部をインクが流れる方向に関して交差する方向に沿った断面において該方向の流路幅が前記第一流路と前記第二流路とで異なる流路部を含むことを特徴とするインクジェット記録ヘッド。 An ink jet recording head comprising: a substrate including an ink supply port; a discharge port that discharges ink supplied from the supply port; and a flow path unit that communicates the supply port and the discharge port.
The flow path section includes a first flow path formed in contact with the surface of the substrate, and a second flow path formed along the first flow path on the opposite side of the first flow path from the surface of the substrate. And the flow path width in the direction intersecting the flow direction of the flow path section includes a flow path section having different flow path widths in the first flow path and the second flow path. An ink jet recording head.
前記第一流路の前記流路幅より前記第二流路の前記流路幅が狭い流路部と、が前記吐出口の配列方向において交互に配されることを特徴とする請求項１に記載のインクジェット記録ヘッド。 A channel portion having a wider channel width of the second channel than the channel width of the first channel ;
The flow path portion of the second flow path that is narrower than the flow path width of the first flow path is alternately arranged in the arrangement direction of the discharge ports. Inkjet recording head.
前記第一流路の前記流路幅と前記第二流路の前記流路幅とが等しい流路部と、が前記吐出口の配列方向において交互に配されることを特徴とする請求項１乃至３のいずれかに記載のインクジェット記録ヘッド。 A flow path portion in which the flow path width of the first flow path and the flow path width of the second flow path are different;
The flow path portions in which the flow path width of the first flow path and the flow path width of the second flow path are equal are alternately arranged in the arrangement direction of the discharge ports. 4. The ink jet recording head according to any one of 3 above.
相対的に長い流路部は、前記第一流路の前記流路幅より、前記第二流路の前記流路幅が広く、
相対的に短い流路部は、前記第一流路の前記流路幅より、前記第二流路の前記流路が狭く、
前記相対的に長い流路部と、前記相対的に短い流路部と、が前記吐出口の配列方向において交互に配されることを特徴とする請求項１乃至３のいずれかに記載のインクジェット記録ヘッド。 Having a plurality of flow path portions of different lengths;
The relatively long channel portion has a wider channel width of the second channel than the channel width of the first channel ,
Relatively short flow path section than the flow path width of the first passage, wherein the flow path of the second flow path is narrow,
The inkjet according to any one of claims 1 to 3, wherein the relatively long flow path portions and the relatively short flow path portions are alternately arranged in the arrangement direction of the discharge ports. Recording head.
相対的に開口面積が大きい吐出口に連通する流路部は、前記第一流路の前記流路幅より、前記第二流路の前記流路幅が広く、
相対的に開口面積が小さい吐出口に連通する流路部は、前記第一流路の前記流路幅より、前記第二流路の前記流路幅が狭く、
前記開口面積が相対的に大きい吐出口に連通する流路部と、前記開口面積が相対的に小さい吐出口に連通する流路部と、が前記吐出口の配列方向において交互に配されることを特徴とする請求項１乃至３のいずれかに記載のインクジェット記録ヘッド。 The discharge port comprises a plurality of discharge ports having different opening areas,
The flow path portion communicating with the discharge port having a relatively large opening area has a wider flow path width of the second flow path than the flow path width of the first flow path .
The flow path part communicating with the discharge port having a relatively small opening area has a narrower flow path width of the second flow path than the flow path width of the first flow path .
The flow passage portions communicating with the discharge ports having a relatively large opening area and the flow passage portions communicating with the discharge ports having a relatively small opening area are alternately arranged in the arrangement direction of the discharge ports. The ink jet recording head according to claim 1, wherein:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007101715A JP4994924B2 (en) | 2006-05-02 | 2007-04-09 | Inkjet recording head |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006128399 | 2006-05-02 | ||
| JP2006128399 | 2006-05-02 | ||
| JP2007101715A JP4994924B2 (en) | 2006-05-02 | 2007-04-09 | Inkjet recording head |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007320307A JP2007320307A (en) | 2007-12-13 |
| JP2007320307A5 true JP2007320307A5 (en) | 2010-05-20 |
| JP4994924B2 JP4994924B2 (en) | 2012-08-08 |
Family
ID=38853490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007101715A Expired - Fee Related JP4994924B2 (en) | 2006-05-02 | 2007-04-09 | Inkjet recording head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4994924B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8137573B2 (en) * | 2008-06-19 | 2012-03-20 | Canon Kabushiki Kaisha | Liquid ejection head, method for manufacturing liquid ejection head, and method for manufacturing structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3087605B2 (en) * | 1995-05-10 | 2000-09-11 | 富士ゼロックス株式会社 | Thermal inkjet head and recording device |
| JP3480227B2 (en) * | 1997-03-07 | 2003-12-15 | 富士ゼロックス株式会社 | Laser processing method and laser processing apparatus |
| JP3659303B2 (en) * | 1997-12-11 | 2005-06-15 | 富士ゼロックス株式会社 | Method for manufacturing liquid jet recording apparatus |
| US6561632B2 (en) * | 2001-06-06 | 2003-05-13 | Hewlett-Packard Development Company, L.P. | Printhead with high nozzle packing density |
| JP3870120B2 (en) * | 2002-04-23 | 2007-01-17 | キヤノン株式会社 | Inkjet recording head and inkjet recording apparatus |
| JP4323947B2 (en) * | 2003-01-10 | 2009-09-02 | キヤノン株式会社 | Inkjet recording head |
| JP2006088570A (en) * | 2004-09-24 | 2006-04-06 | Fuji Xerox Co Ltd | Inkjet recording head and inkjet recording apparatus |
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2007
- 2007-04-09 JP JP2007101715A patent/JP4994924B2/en not_active Expired - Fee Related
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