JP7230390B2 - 液体噴射ヘッド及び液体噴射装置 - Google Patents
液体噴射ヘッド及び液体噴射装置 Download PDFInfo
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- JP7230390B2 JP7230390B2 JP2018177071A JP2018177071A JP7230390B2 JP 7230390 B2 JP7230390 B2 JP 7230390B2 JP 2018177071 A JP2018177071 A JP 2018177071A JP 2018177071 A JP2018177071 A JP 2018177071A JP 7230390 B2 JP7230390 B2 JP 7230390B2
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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
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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
- B41J2/1433—Structure of nozzle plates
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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
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/0454—Control methods or devices therefor, e.g. driver circuits, control circuits involving calculation of temperature
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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
-
- 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
-
- 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
- B41J2/14314—Structure of ink jet print heads with electrostatically actuated membrane
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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
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
-
- 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
- B41J2002/14241—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
-
- 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
- B41J2002/14306—Flow passage between manifold and chamber
-
- 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
- B41J2002/14419—Manifold
-
- 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
-
- 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
- B41J2202/00—Embodiments of or processes related to ink-jet or thermal heads
- B41J2202/01—Embodiments of or processes related to ink-jet heads
- B41J2202/11—Embodiments of or processes related to ink-jet heads characterised by specific geometrical characteristics
-
- 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
- B41J2202/00—Embodiments of or processes related to ink-jet or thermal heads
- B41J2202/01—Embodiments of or processes related to ink-jet heads
- B41J2202/12—Embodiments of or processes related to ink-jet heads with ink circulating through the whole print head
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- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
案されている(例えば、特許文献1参照)。
(実施形態1)
図1は、本発明の実施形態1に係る液体噴射ヘッドの一例であるインクジェット式記録ヘッドの分解斜視図である。図2は、インクジェット式記録ヘッドのノズル面側の平面図である。図3は、図2のA-A′線断面図である。図4は、図2のB-B′線断面図であり、図5は、図3のC-C′線断面図である。
図10は、本発明の実施形態2に係る記録ヘッドの連通板のノズル面の面方向に沿った断面図である。図11は、図10のD-D′線断面図である。図12は、図10のE-E′線断面図である。なお、上述した実施形態と同様の部材には同一の符号を付して重複する説明は省略する。
以上、本発明の各実施形態について説明したが、本発明の基本的な構成は上述したものに限定されるものではない。
Claims (6)
- 液体を吐出するノズルと該ノズルに連通する圧力発生室とを含む個別流路と、複数の前記個別流路へ液体を供給する供給側共通流路と、複数の前記個別流路から液体を排出する排出側共通流路と、を具備する流路部材と、
前記圧力発生室内の液体に圧力変化を生じさせて、前記ノズルから液体を吐出させるエネルギー発生素子と、
を備え、
前記個別流路は、前記供給側共通流路と前記ノズルとの間の供給側個別流路と、前記ノズルと前記排出側共通流路との間の排出側個別流路と、を含み、
複数の前記排出側個別流路を隔てる第2隔壁は、複数の前記供給側個別流路を隔てる第1隔壁よりも厚く、
複数の前記排出側個別流路は、複数の前記ノズルが並べられたノズル面に直交する方向において、前記ノズル面からの距離が異なる流路を含むことを特徴とする液体噴射ヘッド。 - 前記第2隔壁は、複数の前記圧力発生室を隔てる隔壁よりも厚いことを特徴とする請求項1記載の液体噴射ヘッド。
- 前記流路部材は、前記ノズルと前記圧力発生室との間の連通路を有し、
前記第2隔壁は、複数の前記連通路を隔てる隔壁よりも厚いことを特徴とする請求項1記載の液体噴射ヘッド。 - 複数の前記排出側個別流路は、複数の前記ノズルが並べられたノズル面の面内方向において、前記ノズルからの向きが異なる流路を含むことを特徴とする請求項1~3の何れか一項に記載の液体噴射ヘッド。
- 前記排出側個別流路の流れの方向から見て、前記排出側個別流路の幅は、前記排出側個別流路の高さよりも小さいことを特徴とする請求項1~4の何れか一項に記載の液体噴射ヘッド。
- 請求項1~5の何れか一項に記載の液体噴射ヘッドを具備することを特徴とする液体噴射装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018177071A JP7230390B2 (ja) | 2018-09-21 | 2018-09-21 | 液体噴射ヘッド及び液体噴射装置 |
US16/576,888 US11148422B2 (en) | 2018-09-21 | 2019-09-20 | Liquid ejecting head and liquid ejecting apparatus |
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JP2018177071A JP7230390B2 (ja) | 2018-09-21 | 2018-09-21 | 液体噴射ヘッド及び液体噴射装置 |
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JP2020044800A JP2020044800A (ja) | 2020-03-26 |
JP7230390B2 true JP7230390B2 (ja) | 2023-03-01 |
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JP2018177071A Active JP7230390B2 (ja) | 2018-09-21 | 2018-09-21 | 液体噴射ヘッド及び液体噴射装置 |
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US (1) | US11148422B2 (ja) |
JP (1) | JP7230390B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11104128B2 (en) * | 2018-12-21 | 2021-08-31 | Seiko Epson Corporation | Liquid ejecting head and liquid ejecting system |
US11338819B2 (en) * | 2019-09-30 | 2022-05-24 | Baidu Usa Llc | Cloud-based vehicle calibration system for autonomous driving |
JP2022071563A (ja) * | 2020-10-28 | 2022-05-16 | ブラザー工業株式会社 | 液体吐出ヘッド |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011177620A (ja) | 2010-02-26 | 2011-09-15 | Fujifilm Corp | 液滴吐出ヘッド |
US20120098899A1 (en) | 2010-10-26 | 2012-04-26 | Yonglin Xie | Dispensing liquid using dispenser with return filter |
WO2018056291A1 (ja) | 2016-09-20 | 2018-03-29 | 京セラ株式会社 | 液体吐出ヘッド、および記録装置 |
JP2018103602A (ja) | 2016-12-22 | 2018-07-05 | セイコーエプソン株式会社 | 液体噴射ヘッドおよび液体噴射装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5750753B2 (ja) | 2011-01-11 | 2015-07-22 | 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 |
JP5302378B2 (ja) * | 2011-01-14 | 2013-10-02 | パナソニック株式会社 | インクジェットヘッド |
US10245841B2 (en) * | 2015-09-18 | 2019-04-02 | Konica Minolta, Inc. | Inkjet head and inkjet recording apparatus |
-
2018
- 2018-09-21 JP JP2018177071A patent/JP7230390B2/ja active Active
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2019
- 2019-09-20 US US16/576,888 patent/US11148422B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011177620A (ja) | 2010-02-26 | 2011-09-15 | Fujifilm Corp | 液滴吐出ヘッド |
US20120098899A1 (en) | 2010-10-26 | 2012-04-26 | Yonglin Xie | Dispensing liquid using dispenser with return filter |
WO2018056291A1 (ja) | 2016-09-20 | 2018-03-29 | 京セラ株式会社 | 液体吐出ヘッド、および記録装置 |
JP2018103602A (ja) | 2016-12-22 | 2018-07-05 | セイコーエプソン株式会社 | 液体噴射ヘッドおよび液体噴射装置 |
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US11148422B2 (en) | 2021-10-19 |
US20200094550A1 (en) | 2020-03-26 |
JP2020044800A (ja) | 2020-03-26 |
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