JP4811266B2 - 液滴吐出ヘッド、画像形成装置及び液滴吐出ヘッドの製造方法 - Google Patents
液滴吐出ヘッド、画像形成装置及び液滴吐出ヘッドの製造方法 Download PDFInfo
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- JP4811266B2 JP4811266B2 JP2006342339A JP2006342339A JP4811266B2 JP 4811266 B2 JP4811266 B2 JP 4811266B2 JP 2006342339 A JP2006342339 A JP 2006342339A JP 2006342339 A JP2006342339 A JP 2006342339A JP 4811266 B2 JP4811266 B2 JP 4811266B2
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- lower electrode
- film
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- ink
- piezoelectric element
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Images
Classifications
-
- 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
- B41J2/14—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
-
- 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
-
- 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
- B41J2/1621—Manufacturing processes
- B41J2/1626—Manufacturing processes etching
- B41J2/1628—Manufacturing processes etching dry etching
-
- 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
- B41J2/1621—Manufacturing processes
- B41J2/1631—Manufacturing processes photolithography
-
- 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
- B41J2/1621—Manufacturing processes
- B41J2/1632—Manufacturing processes machining
-
- 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
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1642—Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
-
- 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
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1646—Manufacturing processes thin film formation thin film formation by sputtering
-
- 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
- B41J2/14—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
- B41J2002/1425—Embedded thin film piezoelectric element
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
20 記録部
22 排出部
32 インクジェット記録ヘッド(液滴吐出ヘッド)
45 圧電体
46 圧電素子
48 振動板
50 圧力室
52 下部電極
54 上部電極
56 ノズル
63 積層膜(下部電極層)
65 PZT膜(圧電体層)
67 Ir膜(上部電極層)
72 シリコン基板(周壁)
Claims (3)
- 液滴を吐出する複数のノズルと、
前記複数のノズルのぞれぞれと繋がる複数の圧力室と、
前記複数の圧力室のそれぞれの一部を構成する振動板と、
前記振動板の表面に形成され、一方の極性となる下部電極と、
スパッタリング法により前記下部電極の表面に形成され、前記振動板を挟んで前記複数の圧力室のそれぞれに対向する位置であって前記複数の圧力室のそれぞれの周壁より内側に配置された撓み変形可能な複数の圧電体と、
前記複数の圧電体のそれぞれの下部電極が形成された面と反対側に形成され、他方の極性となる複数の上部電極と、
を有すると共に、
前記下部電極が前記複数の圧電体毎に個別化されており、前記個別化された各下部電極の一端部がそれぞれ前記複数の圧力室のそれぞれの周壁に掛かっており、前記下部電極を構成する材料は、Ir、Ru、Pt、Taまたはその酸化物であり、前記振動板を構成する材料は、SiO 2 とSiであり、前記下部電極と前記振動板のエッチング選択比が小さく、前記振動板の前記下部電極が形成されて前記下部電極のエッチングの際に削り込みを受けない領域の厚さは、前記振動板の前記下部電極が形成されておらず前記下部電極のエッチングの際に削り込みを受ける部位の厚さに比べて厚いことを特徴とする液滴吐出ヘッド。 - 前記下部電極の全外縁部が前記圧力室の周壁に掛かっていることを特徴とする請求項1の液滴吐出ヘッド。
- 請求項1または請求項2に記載の液滴吐出ヘッドと、前記記録ヘッドより液滴を吐出して画像形成する記録ヘッド部を備える記録部と、記録媒体を前記記録部に送り出す供給部と、画像形成された記録媒体を排出する排出部と、を備えたことを特徴とする画像形成装置。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006342339A JP4811266B2 (ja) | 2006-12-20 | 2006-12-20 | 液滴吐出ヘッド、画像形成装置及び液滴吐出ヘッドの製造方法 |
| US11/807,500 US7766461B2 (en) | 2006-12-20 | 2007-05-29 | Liquid droplet ejecting head, image forming device, and method of manufacturing liquid droplet ejecting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006342339A JP4811266B2 (ja) | 2006-12-20 | 2006-12-20 | 液滴吐出ヘッド、画像形成装置及び液滴吐出ヘッドの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008149648A JP2008149648A (ja) | 2008-07-03 |
| JP4811266B2 true JP4811266B2 (ja) | 2011-11-09 |
Family
ID=39542157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006342339A Expired - Fee Related JP4811266B2 (ja) | 2006-12-20 | 2006-12-20 | 液滴吐出ヘッド、画像形成装置及び液滴吐出ヘッドの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7766461B2 (ja) |
| JP (1) | JP4811266B2 (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012153117A (ja) * | 2011-01-28 | 2012-08-16 | Ricoh Co Ltd | 成形型、印刷用版及びその製造方法、機能性膜の形成方法、インクジェットヘッド並びにインクジェット記録装置 |
| JP6201584B2 (ja) | 2013-09-30 | 2017-09-27 | ブラザー工業株式会社 | 液滴噴射装置及び液滴噴射装置の製造方法 |
| JP6399386B2 (ja) * | 2014-07-02 | 2018-10-03 | 株式会社リコー | 電気機械変換部材の製造方法、液滴吐出ヘッドの製造方法及び画像形成装置の製造方法 |
| JP2016040088A (ja) * | 2014-08-12 | 2016-03-24 | セイコーエプソン株式会社 | インクジェット記録装置 |
| JP6493655B2 (ja) | 2014-08-12 | 2019-04-03 | セイコーエプソン株式会社 | インクジェット記録装置 |
| JP6455167B2 (ja) * | 2015-01-16 | 2019-01-23 | ブラザー工業株式会社 | 液体吐出装置 |
| JP6604117B2 (ja) * | 2015-09-28 | 2019-11-13 | ブラザー工業株式会社 | 液体吐出装置 |
| US12545026B2 (en) | 2022-10-31 | 2026-02-10 | Ricoh Company, Ltd. | Actuator, liquid discharge head, liquid discharge apparatus, and method of manufacturing actuator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3473610B2 (ja) * | 1992-04-23 | 2003-12-08 | セイコーエプソン株式会社 | 液体噴射ヘッド及び液体噴射記録装置 |
| JP3221470B2 (ja) | 1993-11-29 | 2001-10-22 | セイコーエプソン株式会社 | インクジェットヘッド、及びその製造方法 |
| JP3551748B2 (ja) * | 1998-02-23 | 2004-08-11 | セイコーエプソン株式会社 | インクジェット式記録ヘッド |
| JP2007281031A (ja) * | 2006-04-03 | 2007-10-25 | Seiko Epson Corp | アクチュエータ装置及び液体噴射ヘッド並びに液体噴射装置 |
| JP4333686B2 (ja) * | 2006-04-03 | 2009-09-16 | セイコーエプソン株式会社 | アクチュエータ装置及び液体噴射ヘッド並びに液体噴射装置 |
-
2006
- 2006-12-20 JP JP2006342339A patent/JP4811266B2/ja not_active Expired - Fee Related
-
2007
- 2007-05-29 US US11/807,500 patent/US7766461B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20080151008A1 (en) | 2008-06-26 |
| US7766461B2 (en) | 2010-08-03 |
| JP2008149648A (ja) | 2008-07-03 |
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