JP2010132008A - インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 - Google Patents
インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 Download PDFInfo
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- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 3
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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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
-
- 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
- B41J2/1629—Manufacturing processes etching wet 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
- B41J2/14—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
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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
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1646—Manufacturing processes thin film formation thin film formation by sputtering
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
- H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
- H10N30/2047—Membrane type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Abstract
【解決手段】圧力チャンバの上部壁をなす振動板の上部に形成される下部電極と、下部電極上の圧力チャンバに対応する位置に形成され、その周辺部と前記下部電極との間に空間が形成された圧電膜と、前記圧電膜上に形成されて圧電膜に電圧を印加する上部電極と、を備える。一方、前記圧電膜は、周辺部に形成された空間の代わりにその側面が下部電極の上面に対して実質的に直角をなすように形成できる。
【選択図】図2
Description
111 ベース基板
112 チャンバ形成基板
113 振動板
114 圧力チャンバ
115 シリコン酸化膜
121 下部電極
121a Ti層
121b Pt層
122 圧電膜
123 上部電極
Claims (2)
- 圧力チャンバの上部壁をなす振動板の上部に形成され、前記振動板を変形させることによって前記圧力チャンバにインクの吐き出しのための駆動力を提供するインクジェットプリントヘッドの圧電アクチュエータにおいて、 前記振動板上に形成される下部電極と、 前記下部電極上に前記圧力チャンバに対応する位置に形成され、周辺部の下面に垂直方向に所定の高さを有する段差が設けられ、前記段差により周辺部の下面が前記下部電極の上面よりも高い位置に位置することでその周辺部と前記下部電極との間に空間が形成された圧電膜と、 前記圧電膜上に形成されて前記圧電膜に電圧を印加する上部電極と、
を備えることを特徴とするインクジェットプリントヘッドの圧電アクチュエータ。 - 前記圧電膜の前記下部電極に接触する部位の幅は、前記圧力チャンバの幅の70〜90%であることを特徴とする請求項1に記載のインクジェットプリントヘッドの圧電アクチュエータ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2003-017388 | 2003-03-20 | ||
KR10-2003-0017388A KR100519764B1 (ko) | 2003-03-20 | 2003-03-20 | 잉크젯 프린트헤드의 압전 액츄에이터 및 그 형성 방법 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004081701A Division JP4522116B2 (ja) | 2003-03-20 | 2004-03-19 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
Publications (2)
Publication Number | Publication Date |
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JP2010132008A true JP2010132008A (ja) | 2010-06-17 |
JP5002030B2 JP5002030B2 (ja) | 2012-08-15 |
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Application Number | Title | Priority Date | Filing Date |
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JP2004081701A Expired - Fee Related JP4522116B2 (ja) | 2003-03-20 | 2004-03-19 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
JP2009139666A Expired - Fee Related JP5037565B2 (ja) | 2003-03-20 | 2009-06-10 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
JP2010061365A Expired - Fee Related JP5002030B2 (ja) | 2003-03-20 | 2010-03-17 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
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JP2004081701A Expired - Fee Related JP4522116B2 (ja) | 2003-03-20 | 2004-03-19 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
JP2009139666A Expired - Fee Related JP5037565B2 (ja) | 2003-03-20 | 2009-06-10 | インクジェットプリントヘッドの圧電アクチュエータ及びその形成方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7364275B2 (ja) |
EP (1) | EP1459900B1 (ja) |
JP (3) | JP4522116B2 (ja) |
KR (1) | KR100519764B1 (ja) |
DE (1) | DE602004020826D1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012228816A (ja) * | 2011-04-26 | 2012-11-22 | Kyocera Corp | 圧電アクチュエータ、およびそれを用いた液体吐出ヘッドならびに記録装置 |
US9375923B2 (en) | 2013-10-09 | 2016-06-28 | Ricoh Company, Ltd. | Piezoelectric element, liquid droplet discharging head, liquid droplet discharging device, image forming apparatus, and manufacturing method of piezoelectric element |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
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US7466067B2 (en) * | 2004-11-01 | 2008-12-16 | Brother Kogyo Kabushiki Kaisha | Piezoelectric actuator, method for producing piezoelectric actuator, liquid transporting apparatus, and method for producing liquid transporting apparatus |
KR100682917B1 (ko) * | 2005-01-18 | 2007-02-15 | 삼성전자주식회사 | 압전 방식의 잉크젯 프린트헤드 및 그 제조방법 |
WO2007001063A1 (ja) * | 2005-06-29 | 2007-01-04 | Ngk Insulators, Ltd. | 圧電/電歪膜型素子 |
KR100745758B1 (ko) | 2006-01-21 | 2007-08-02 | 삼성전자주식회사 | 압전 액츄에이터를 채용한 잉크젯 프린트헤드 |
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KR101179335B1 (ko) * | 2006-02-17 | 2012-09-03 | 삼성전기주식회사 | 스크린 프린팅에 의한 후막 형성 방법 및 잉크젯 헤드의압전 액츄에이터 형성 방법 |
KR101153690B1 (ko) | 2006-02-20 | 2012-06-18 | 삼성전기주식회사 | 잉크젯 헤드의 압전 액츄에이터 및 그 형성 방법 |
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JP6256101B2 (ja) | 2014-02-28 | 2018-01-10 | セイコーエプソン株式会社 | 液体噴射ヘッド、及び、液体噴射装置 |
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- 2004-03-19 JP JP2004081701A patent/JP4522116B2/ja not_active Expired - Fee Related
- 2004-03-22 US US10/805,430 patent/US7364275B2/en not_active Expired - Fee Related
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JP2012228816A (ja) * | 2011-04-26 | 2012-11-22 | Kyocera Corp | 圧電アクチュエータ、およびそれを用いた液体吐出ヘッドならびに記録装置 |
US9375923B2 (en) | 2013-10-09 | 2016-06-28 | Ricoh Company, Ltd. | Piezoelectric element, liquid droplet discharging head, liquid droplet discharging device, image forming apparatus, and manufacturing method of piezoelectric element |
Also Published As
Publication number | Publication date |
---|---|
JP2004284363A (ja) | 2004-10-14 |
JP5037565B2 (ja) | 2012-09-26 |
DE602004020826D1 (de) | 2009-06-10 |
US20040246313A1 (en) | 2004-12-09 |
KR20040082740A (ko) | 2004-09-30 |
JP5002030B2 (ja) | 2012-08-15 |
EP1459900A1 (en) | 2004-09-22 |
KR100519764B1 (ko) | 2005-10-07 |
US7364275B2 (en) | 2008-04-29 |
JP4522116B2 (ja) | 2010-08-11 |
EP1459900B1 (en) | 2009-04-29 |
JP2009196376A (ja) | 2009-09-03 |
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