JP4959013B2 - 液滴射出集成体 - Google Patents
液滴射出集成体 Download PDFInfo
- Publication number
- JP4959013B2 JP4959013B2 JP2011094894A JP2011094894A JP4959013B2 JP 4959013 B2 JP4959013 B2 JP 4959013B2 JP 2011094894 A JP2011094894 A JP 2011094894A JP 2011094894 A JP2011094894 A JP 2011094894A JP 4959013 B2 JP4959013 B2 JP 4959013B2
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- JP
- Japan
- Prior art keywords
- nozzle opening
- protrusion
- droplet ejector
- ejector according
- protrusions
- 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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- 239000002699 waste material Substances 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims description 62
- 239000000463 material Substances 0.000 claims description 12
- 239000002210 silicon-based material Substances 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000012530 fluid Substances 0.000 abstract 2
- 239000000976 ink Substances 0.000 description 70
- 239000000758 substrate Substances 0.000 description 14
- 238000004140 cleaning Methods 0.000 description 5
- 230000005499 meniscus Effects 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
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- 229910052751 metal Inorganic materials 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000013060 biological fluid Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
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- 238000003486 chemical etching Methods 0.000 description 1
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- 230000002708 enhancing effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910021426 porous silicon Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
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- 229910052814 silicon oxide Inorganic materials 0.000 description 1
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
-
- 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
-
- 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
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/1433—Structure of nozzle plates
-
- 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
- B41J2002/14475—Structure thereof only for on-demand ink jet heads characterised by nozzle shapes or number of orifices per chamber
Description
10 インクジェット装置
11 液溜め
12 インク
13,16 液路
14 圧力チャンバ
15 アクチュエータ
17 ノズル
18 ノズルプレート
19 インク液滴
20 基板
22,23 ロール
30 真空源
32 コントローラ
96 突起
Claims (28)
- 液滴射出器において、
平面のノズル開口、
前記ノズル開口から圧力により液滴を射出するために、該液滴を形成する液体を前記ノズル開口に導く流路、
廃液用のチャネル、及び
前記ノズル開口近傍に配置され、毛管作用力によって廃液が前記ノズル開口から離れて前記チャネルに向って吸い取られるような空間を画成する、複数の突起、
を備え、
前記突起の高さが前記ノズル開口の平面に等しく、
前記複数の突起が、互いに2次元的に離散・分離して配置されており、
前記チャネルが前記複数の突起の外側にあることを特徴とする液滴射出器。 - 前記突起の近傍に真空源または吸上材料を備えることを特徴とする請求項1に記載の液滴射出器。
- 前記ノズル開口が前記突起によって囲まれることを特徴とする請求項1または2に記載の液滴射出器。
- 前記突起が立柱であることを特徴とする請求項1から3いずれか1項に記載の液滴射出器。
- 前記突起が壁体形であることを特徴とする請求項1から4いずれか1項に記載の液滴射出器。
- 前記突起がパターンに配置されていることを特徴とする請求項1から5いずれか1項に記載の液滴射出器。
- 前記パターンが行列アレイを画成することを特徴とする請求項6に記載の液滴射出器。
- 前記パターンが円弧を画成することを特徴とする請求項6に記載の液滴射出器。
- 前記パターンが同心インク溜り空間を画成することを特徴とする請求項6に記載の液滴射出器。
- 前記突起が前記ノズル開口の幅の2倍ないしそれより小さい幅を有することを特徴とする請求項1から9いずれか1項に記載の液滴射出器。
- さらに、周縁とノズル開口の幅を有する前記ノズル開口を備え、ノズル開口幅の20%よりノズル開口の周縁に前記突起が近づかないことを特徴とする請求項1から10いずれか1項に記載の液滴射出器。
- 前記突起の間隔が前記ノズル開口の幅の2倍ないしそれより小さいことを特徴とする請求項1から11いずれか1項に記載の液滴射出器。
- 前記突起の数が4個ないしそれより多いことを特徴とする請求項1から12いずれか1項に記載の液滴射出器。
- 前記ノズル開口がウエル内に配置され、前記ウエルが前記突起を有することを特徴とする請求項1から13いずれか1項に記載の液滴射出器。
- 前記ノズル開口及び前記突起が共通の構体内に画成されることを特徴とする請求項1から14いずれか1項に記載の液滴射出器。
- 前記構体がシリコン材料であることを特徴とする請求項15に記載の液滴射出器。
- 液滴射出器において、
平面のノズル開口、
前記ノズル開口から圧力により液滴を射出するために、該液滴を形成する液体を前記ノズル開口に導く流路、
廃液用のチャネル、及び
前記ノズル開口近傍に配置され、毛管作用力によって廃液が前記ノズル開口から離れて前記チャネルに向って吸い取られるような空間を画成する、複数の突起、
を備え、
前記突起の高さが前記ノズル開口の平面より低く、
前記複数の突起が、互いに2次元的に離散・分離して配置されており、
前記チャネルが前記複数の突起の外側にあることを特徴とする液滴射出器。 - 前記突起の近傍に真空源または吸上材料を備えることを特徴とする請求項17に記載の液滴射出器。
- 前記ノズル開口及び前記突起が共通の構体内に画成されることを特徴とする請求項17または18に記載の液滴射出器。
- 前記構体がシリコン材料であることを特徴とする請求項19に記載の液滴射出器。
- 前記ノズル開口がウエル内に配置され、前記ウエルが前記突起を有することを特徴とする請求項17から20いずれか1項に記載の液滴射出器。
- 前記ノズル開口が壇上に配置され、前記突起が前記壇の近傍に配置されることを特徴とする請求項17から21いずれか1項に記載の液滴射出器。
- 複数のノズル開口と、
前記ノズル開口のそれぞれの近傍に、複数の突起、
を備え、前記ノズル開口と前記突起が共通の構体内に画成されることを特徴とする請求項17から22いずれか1項に記載の液滴射出器。 - 前記ノズル開口の幅が200μmないしそれより小さいことを特徴とする請求項17から23いずれか1項に記載の液滴射出器。
- 圧電アクチュエータを備えることを特徴とする請求項17から24いずれか1項に記載の液滴射出器。
- 前記突起が前記ノズル開口の幅の2倍ないしそれより小さい幅を有することを特徴とする請求項17から25いずれか1項に記載の液滴射出器。
- 前記突起がパターンに配置されていることを特徴とする請求項17から26いずれか1項に記載の液滴射出器。
- 前記パターンが同心インク溜り空間を画成することを特徴とする請求項27に記載の液滴射出器。
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/749,816 US7121646B2 (en) | 2003-12-30 | 2003-12-30 | Drop ejection assembly |
US10/749,833 | 2003-12-30 | ||
US10/749,829 | 2003-12-30 | ||
US10/749,622 US7168788B2 (en) | 2003-12-30 | 2003-12-30 | Drop ejection assembly |
US10/749,622 | 2003-12-30 | ||
US10/749,833 US7303259B2 (en) | 2003-12-30 | 2003-12-30 | Drop ejection assembly |
US10/749,829 US7237875B2 (en) | 2003-12-30 | 2003-12-30 | Drop ejection assembly |
US10/749,816 | 2003-12-30 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006547520A Division JP2007516878A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011161926A JP2011161926A (ja) | 2011-08-25 |
JP4959013B2 true JP4959013B2 (ja) | 2012-06-20 |
Family
ID=34753903
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006547448A Pending JP2007516876A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
JP2006547520A Pending JP2007516878A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
JP2006547572A Pending JP2007516879A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
JP2011094894A Active JP4959013B2 (ja) | 2003-12-30 | 2011-04-21 | 液滴射出集成体 |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006547448A Pending JP2007516876A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
JP2006547520A Pending JP2007516878A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
JP2006547572A Pending JP2007516879A (ja) | 2003-12-30 | 2004-12-29 | 液滴射出集成体 |
Country Status (5)
Country | Link |
---|---|
EP (4) | EP2415606A3 (ja) |
JP (4) | JP2007516876A (ja) |
KR (3) | KR101220272B1 (ja) |
AT (2) | ATE538933T1 (ja) |
WO (3) | WO2005065331A2 (ja) |
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JP4665660B2 (ja) * | 2005-08-19 | 2011-04-06 | セイコーエプソン株式会社 | ノズルプレート及びその製造方法並びに液滴吐出ヘッド及び液滴吐出装置 |
US8136934B2 (en) | 2009-02-18 | 2012-03-20 | Xerox Corporation | Waste phase change ink recycling |
JP5764312B2 (ja) * | 2010-11-05 | 2015-08-19 | 富士フイルム株式会社 | インクジェット記録装置およびノズルプレートの洗浄方法 |
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US8517518B2 (en) | 2010-11-09 | 2013-08-27 | Canon Kabushiki Kaisha | Recording apparatus and liquid ejection head |
FR2968597A1 (fr) * | 2010-12-13 | 2012-06-15 | Centre Nat Rech Scient | Dispositif a jet d'encre comportant des moyens d'extraction de fluide et procede de jet d'encre associe |
JP5934161B2 (ja) | 2013-09-09 | 2016-06-15 | 武蔵エンジニアリング株式会社 | ノズルおよび該ノズルを備える液体材料吐出装置 |
JP6193442B2 (ja) * | 2016-05-06 | 2017-09-06 | 武蔵エンジニアリング株式会社 | 液体材料吐出装置 |
JP7008270B2 (ja) | 2017-04-24 | 2022-01-25 | ブラザー工業株式会社 | 液体吐出装置及びインクジェットプリンタ |
WO2023223196A1 (en) * | 2022-05-16 | 2023-11-23 | Merxin Ltd | Nozzle arrangement |
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JP4731763B2 (ja) * | 2001-09-12 | 2011-07-27 | キヤノン株式会社 | 液体噴射記録ヘッドおよびその製造方法 |
US6820963B2 (en) * | 2001-12-13 | 2004-11-23 | Hewlett-Packard Development Company, L.P. | Fluid ejection head |
US6637862B2 (en) * | 2002-02-08 | 2003-10-28 | Illinois Tool Works, Inc. | Maintenance module for fluid jet device |
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2004
- 2004-12-29 KR KR1020067015516A patent/KR101220272B1/ko active IP Right Grant
- 2004-12-29 JP JP2006547448A patent/JP2007516876A/ja active Pending
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Also Published As
Publication number | Publication date |
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EP1706266A4 (en) | 2009-08-12 |
EP2415606A2 (en) | 2012-02-08 |
EP1706270A2 (en) | 2006-10-04 |
WO2005065331A2 (en) | 2005-07-21 |
JP2007516876A (ja) | 2007-06-28 |
JP2007516878A (ja) | 2007-06-28 |
EP1706270B1 (en) | 2011-12-28 |
WO2005065294A3 (en) | 2005-11-17 |
JP2011161926A (ja) | 2011-08-25 |
KR101222582B1 (ko) | 2013-01-16 |
EP1706266A2 (en) | 2006-10-04 |
ATE538934T1 (de) | 2012-01-15 |
KR101220272B1 (ko) | 2013-01-09 |
KR20060127955A (ko) | 2006-12-13 |
JP2007516879A (ja) | 2007-06-28 |
KR20060127957A (ko) | 2006-12-13 |
EP1706270A4 (en) | 2009-08-19 |
ATE538933T1 (de) | 2012-01-15 |
WO2005065331A3 (en) | 2006-12-28 |
KR101154554B1 (ko) | 2012-06-14 |
EP1706269A4 (en) | 2009-08-19 |
EP1706269B1 (en) | 2012-06-13 |
WO2005065294A2 (en) | 2005-07-21 |
EP2415606A3 (en) | 2012-05-09 |
KR20060127954A (ko) | 2006-12-13 |
WO2005065378A2 (en) | 2005-07-21 |
EP1706266B1 (en) | 2011-12-28 |
WO2005065378A3 (en) | 2006-02-23 |
EP1706269A2 (en) | 2006-10-04 |
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