JP2005349712A - インクジェット記録ヘッド - Google Patents
インクジェット記録ヘッド Download PDFInfo
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- JP2005349712A JP2005349712A JP2004173169A JP2004173169A JP2005349712A JP 2005349712 A JP2005349712 A JP 2005349712A JP 2004173169 A JP2004173169 A JP 2004173169A JP 2004173169 A JP2004173169 A JP 2004173169A JP 2005349712 A JP2005349712 A JP 2005349712A
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- Prior art keywords
- ink
- piezoelectric element
- recording head
- jet recording
- ink jet
- 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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- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1607—Production of print heads with piezoelectric elements
- B41J2/161—Production of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
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- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
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- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
-
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- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
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- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
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- B41J2/164—Manufacturing processes thin film formation
- B41J2/1642—Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
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- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
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- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
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- B41J2/1646—Manufacturing processes thin film formation thin film formation by sputtering
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- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
- B41J2002/14241—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm having a cover around the piezoelectric thin film element
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- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
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Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Abstract
【解決手段】 インク滴を吐出するノズル56と、ノズル56と連通し、インク110が充填される圧力室50と、圧力室50の一部を構成する振動板48と、圧力室50へインク流路66、68を介して供給するインク110をプールするインクプール室38と、振動板48を変位させる圧電素子46と、を有するインクジェット記録ヘッド32において、振動板48を間に置いて圧力室50と反対側にインクプール室38を設けるとともに、振動板48を含んで形成された圧電素子基板70に、圧電素子46に電圧を印加する駆動IC60を実装する。
【選択図】 図4
Description
30 インクジェット記録ユニット
32 インクジェット記録ヘッド
36 インク供給ポート
38 インクプール室
40 天板
42 隔壁
44 エアダンパー
46 圧電素子
48 振動板
50 圧力室
56 ノズル
60 駆動IC
66 インク流路
68 インク流路
70 圧電素子基板
72 流路基板
76 第1支持基板
86 金属配線
90 金属配線
100 第2支持基板
110 インク
Claims (7)
- インク滴を吐出するノズルと、
前記ノズルと連通し、インクが充填される圧力室と、
前記圧力室の一部を構成する振動板と、
前記圧力室へインク流路を介して供給するインクをプールするインクプール室と、
前記振動板を変位させる圧電素子と、
を有するインクジェット記録ヘッドにおいて、
前記振動板を間に置いて前記圧力室と反対側に前記インクプール室を設けるとともに、前記振動板を含んで形成された圧電素子基板に、前記圧電素子に電圧を印加する駆動ICを実装したことを特徴とするインクジェット記録ヘッド。 - 前記ノズルは、マトリックス状に配設されてい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。
- 前記駆動ICは、前記圧電素子基板に表面実装されることを特徴とする請求項1又は請求項2に記載のインクジェット記録ヘッド。
- 前記駆動ICは、前記振動板と前記インクプール室の天板との間に配設されることを特徴とする請求項1乃至請求項3の何れか1項に記載のインクジェット記録ヘッド。
- 前記振動板と前記天板との間で、かつ前記駆動ICが配置されている空間の隙間は、樹脂材で埋められていることを特徴とする請求項4に記載のインクジェット記録ヘッド。
- 前記圧電素子基板に設けられ、前記圧電素子と前記駆動ICとを接続する配線は、樹脂材で被覆されていることを特徴とする請求項1乃至請求項5の何れか1項に記載のインクジェット記録ヘッド。
- 前記配線は、熱膨張率が略等しい2つの樹脂層で挟まれることによって被覆されていることを特徴とする請求項6に記載のインクジェット記録ヘッド。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004173169A JP4586427B2 (ja) | 2004-06-10 | 2004-06-10 | インクジェット記録ヘッド |
US11/002,645 US7469993B2 (en) | 2004-06-10 | 2004-12-03 | Inkjet recording head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004173169A JP4586427B2 (ja) | 2004-06-10 | 2004-06-10 | インクジェット記録ヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005349712A true JP2005349712A (ja) | 2005-12-22 |
JP4586427B2 JP4586427B2 (ja) | 2010-11-24 |
Family
ID=35460074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004173169A Expired - Fee Related JP4586427B2 (ja) | 2004-06-10 | 2004-06-10 | インクジェット記録ヘッド |
Country Status (2)
Country | Link |
---|---|
US (1) | US7469993B2 (ja) |
JP (1) | JP4586427B2 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010240830A (ja) * | 2009-02-27 | 2010-10-28 | Fujifilm Corp | 保護層を備えたデバイス |
JP2012153136A (ja) * | 2011-01-21 | 2012-08-16 | Xerox Corp | Pzt配列におけるポリマー層のプラズマエッチングによる除去 |
US8480208B2 (en) | 2009-11-25 | 2013-07-09 | Ricoh Company, Ltd. | Liquid-droplet ejection head and liquid-droplet ejection apparatus including same |
US8602534B2 (en) | 2010-09-16 | 2013-12-10 | Ricoh Company, Limited | Liquid droplet ejecting head, liquid droplet ejecting device, and image forming apparatus |
JP2017157691A (ja) * | 2016-03-02 | 2017-09-07 | セイコーエプソン株式会社 | 圧電デバイス、memsデバイス、液体噴射ヘッド及び液体噴射装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4933114B2 (ja) * | 2006-02-28 | 2012-05-16 | 富士フイルム株式会社 | 液体吐出ヘッドの製造方法 |
US7810910B2 (en) * | 2006-06-29 | 2010-10-12 | Eastman Kodak Company | Fluid-ejecting device with simplified connectivity |
CN103552379B (zh) * | 2008-05-22 | 2015-09-02 | 富士胶片株式会社 | 流体喷射装置 |
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Also Published As
Publication number | Publication date |
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JP4586427B2 (ja) | 2010-11-24 |
US20050275693A1 (en) | 2005-12-15 |
US7469993B2 (en) | 2008-12-30 |
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