JP2018161816A - 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 - Google Patents
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 Download PDFInfo
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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
- B41J2/135—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
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
-
- 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
- B41J2/14274—Structure of print heads with piezoelectric elements of stacked structure type, deformed by compression/extension and disposed on a diaphragm
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
- H02N2/0075—Electrical details, e.g. drive or control circuits or methods
- H02N2/0085—Leads; Wiring arrangements
-
- 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
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
-
- 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
- H10N30/80—Constructional details
- H10N30/88—Mounts; Supports; Enclosures; Casings
- H10N30/883—Additional insulation means preventing electrical, physical or chemical damage, e.g. protective coatings
-
- 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
- B41J2002/14491—Electrical connection
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- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Ink Jet (AREA)
Abstract
Description
前記第1の配線とは異なる電気信号が印加される第2の配線を備えた第2の基板と、を有し、前記第1の配線と前記第2の配線とが対向する圧電デバイスであって、
前記第1の配線と前記第2の配線の少なくとも一方の配線の少なくとも一部が絶縁性を有する保護層で覆われたことを特徴とする。
前記保護層は、前記接着剤と同種の樹脂で形成されたことが望ましい。
前記第3の配線の端又は前記第2の配線における前記第3の配線の端に対向する部分の少なくとも何れか一方が前記保護層により覆われたことが望ましい。
Claims (10)
- 圧電体層及び少なくとも一部が前記圧電体層上に積層された第1の配線を備えた第1の基板と、
前記第1の配線とは異なる電気信号が印加される第2の配線を備えた第2の基板と、を有し、前記第1の配線と前記第2の配線とが対向する圧電デバイスであって、
前記第1の配線と前記第2の配線の少なくとも一方の配線の少なくとも一部が絶縁性を有する保護層で覆われたことを特徴とする圧電デバイス。 - 前記保護層は、酸化物、窒化物、又は、樹脂の何れかで形成されたことを特徴とする請求項1に記載の圧電デバイス。
- 前記第1の基板と前記第2の基板とは、接着剤を介して接合され、
前記保護層は、前記接着剤と同種の樹脂で形成されたことを特徴とする請求項2に記載の圧電デバイス。 - 少なくとも前記第1の配線又は前記第2の配線の何れか一方への電圧印加において、前記第1の配線と前記第2の配線との間の最大電位差が10[V]以上であることを特徴とする請求項1から請求項3の何れか一項に記載の圧電デバイス。
- 少なくとも前記第1の配線又は前記第2の配線の何れか一方への電圧印加において、前記第1の配線と前記第2の配線との間に形成される最大電界強度が1[MV/m]以上であることを特徴とする請求項1から請求項3の何れか一項に記載の圧電デバイス。
- 前記第1の配線の端又は前記第2の配線における前記第1の配線の端に対向する部分の少なくとも何れか一方が前記保護層により覆われたことを特徴とする請求項1から請求項5の何れか一項に記載の圧電デバイス。
- 前記第1の基板は、前記第1の配線上に積層された第3の配線を備え、
前記第3の配線の端又は前記第2の配線における前記第3の配線の端に対向する部分の少なくとも何れか一方が前記保護層により覆われたことを特徴とする請求項1から請求項6の何れか一項に記載の圧電デバイス。 - 請求項1から請求項7の何れか一項に記載の圧電デバイスを備えたことを特徴とするMEMSデバイス。
- 請求項1から請求項7の何れか一項に記載の圧電デバイスを備えたことを特徴とする液体噴射ヘッド。
- 請求項9に記載の液体噴射ヘッドを備えたことを特徴とする液体噴射装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017060593A JP6965540B2 (ja) | 2017-03-27 | 2017-03-27 | 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 |
CN201810159607.2A CN108656748B (zh) | 2017-03-27 | 2018-02-26 | 压电器件、mems器件、液体喷射头以及液体喷射装置 |
EP18162070.9A EP3385081A1 (en) | 2017-03-27 | 2018-03-15 | Piezoelectric device, mems device, liquid ejecting head, and liquid ejecting apparatus |
US15/925,503 US11043625B2 (en) | 2017-03-27 | 2018-03-19 | Piezoelectric device, MEMS device, liquid ejecting head, and liquid ejecting apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2017060593A JP6965540B2 (ja) | 2017-03-27 | 2017-03-27 | 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 |
Publications (2)
Publication Number | Publication Date |
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JP2018161816A true JP2018161816A (ja) | 2018-10-18 |
JP6965540B2 JP6965540B2 (ja) | 2021-11-10 |
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Country Status (4)
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---|---|
US (1) | US11043625B2 (ja) |
EP (1) | EP3385081A1 (ja) |
JP (1) | JP6965540B2 (ja) |
CN (1) | CN108656748B (ja) |
Families Citing this family (5)
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JP6213527B2 (ja) * | 2015-06-30 | 2017-10-18 | 株式会社デンソー | 圧力センサ |
CN111151311B (zh) * | 2018-11-07 | 2021-10-12 | 研能科技股份有限公司 | 微流道结构的制造方法 |
CN113352755B (zh) * | 2020-03-04 | 2022-12-06 | 精工爱普生株式会社 | 液体喷出头 |
JP7501032B2 (ja) * | 2020-03-25 | 2024-06-18 | セイコーエプソン株式会社 | 液体吐出ヘッド、および、液体吐出装置 |
CN113594149B (zh) * | 2020-04-30 | 2024-05-10 | 研能科技股份有限公司 | 微流体致动器的异质整合芯片的制造方法 |
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Also Published As
Publication number | Publication date |
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CN108656748A (zh) | 2018-10-16 |
CN108656748B (zh) | 2020-03-17 |
US11043625B2 (en) | 2021-06-22 |
US20180277736A1 (en) | 2018-09-27 |
EP3385081A1 (en) | 2018-10-10 |
JP6965540B2 (ja) | 2021-11-10 |
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