EP2496419B1 - Ensemble tête d'impression à jet d'encre à connexion électrique côté arrière - Google Patents

Ensemble tête d'impression à jet d'encre à connexion électrique côté arrière Download PDF

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Publication number
EP2496419B1
EP2496419B1 EP09847677.3A EP09847677A EP2496419B1 EP 2496419 B1 EP2496419 B1 EP 2496419B1 EP 09847677 A EP09847677 A EP 09847677A EP 2496419 B1 EP2496419 B1 EP 2496419B1
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EP
European Patent Office
Prior art keywords
silicon
printhead
connector
printhead assembly
layer
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.)
Active
Application number
EP09847677.3A
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German (de)
English (en)
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EP2496419A1 (fr
EP2496419A4 (fr
Inventor
Gregory John Mcavoy
Ronan Padraig Sean O'reilly
David Mcleod Johnstone
Kia Silverbrook
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Memjet Technology Ltd
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Memjet Technology Ltd
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Publication date
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Publication of EP2496419A4 publication Critical patent/EP2496419A4/fr
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Publication of EP2496419B1 publication Critical patent/EP2496419B1/fr
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2/14427Structure of ink jet print heads with thermal bend detached actuators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2/14016Structure of bubble jet print heads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/145Arrangement thereof
    • B41J2/155Arrangement thereof for line printing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/1626Manufacturing processes etching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/1631Manufacturing processes photolithography
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/1632Manufacturing processes machining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/1635Manufacturing processes dividing the wafer into individual chips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/1637Manufacturing processes molding
    • B41J2/1639Manufacturing processes molding sacrificial molding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/164Manufacturing processes thin film formation
    • B41J2/1642Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1621Manufacturing processes
    • B41J2/164Manufacturing processes thin film formation
    • B41J2/1645Manufacturing processes thin film formation thin film formation by spincoating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/16Production of nozzles
    • B41J2/1648Production of print heads with thermal bend detached actuators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/17Ink jet characterised by ink handling
    • B41J2/175Ink supply systems ; Circuit parts therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters 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
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2002/14491Electrical connection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2202/00Embodiments of or processes related to ink-jet or thermal heads
    • B41J2202/01Embodiments of or processes related to ink-jet heads
    • B41J2202/18Electrical connection established using vias

Claims (15)

  1. Ensemble tête d'impression à jet d'encre (60) comprenant :
    un collecteur d'alimentation en encre (124) ;
    un ou plusieurs circuits intégrés de tête d'impression (2), chaque circuit intégré de tête d'impression comprenant :
    un substrat au silicium (20) ;
    un côté avant ayant au moins une couche CMOS (113) comprenant une circuiterie de pilotage et une couche MEMS (26) comprenant une pluralité d'ensembles buse de jet d'encre (101), ladite couche CMOS étant positionnée entre ledit substrat au silicium et ladite couche MEMS ;
    un côté arrière (12) fixé audit collecteur d'alimentation en encre (124) ; et
    au moins un canal d'alimentation en encre (110) assurant une communication fluidique entre ledit côté arrière et lesdits ensembles buse de jet d'encre ; et
    au moins un film de connecteur (8) pour fournir de l'énergie à ladite circuiterie de pilotage,
    une extrémité de connexion dudit film de connecteur étant prise en sandwich entre au moins une partie dudit collecteur d'alimentation en encre et ledit ou lesdits circuits intégrés de tête d'impression ;
    et chaque circuit intégré de tête d'impression comprenant une pluralité de connecteurs à travers du silicium (14) assurant une connexion électrique entre ladite circuiterie de pilotage et ladite extrémité de connexion dudit film de connecteur (8), chaque connecteur à travers du silicium s'étendant de manière linéaire à partir d'un plot de contact (24) dans ladite couche MEMS (26), à travers ladite couche CMOS (113) et à travers la totalité de l'épaisseur du substrat au silicium, ledit plot de contact (24) étant connecté électriquement à ladite couche CMOS.
  2. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel ledit film de connecteur (8) comprend un film polymère souple ayant une pluralité de pistes conductrices.
  3. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel ledit film de connecteur (8) est un film de transport automatique sur bande, TAB.
  4. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel ledit côté arrière (12) a une partie renfoncée (6) pour recevoir ledit film de connecteur.
  5. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel ladite partie renfoncée (6) est définie le long d'une région de bord longitudinale de chaque circuit intégré de tête d'impression (2).
  6. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel chaque connecteur à travers du silicium (14) s'étend de manière linéaire à partir dudit côté avant vers ledit côté arrière.
  7. Ensemble tête d'impression à jet d'encre selon la revendication 6, dans lequel chaque connecteur à travers du silicium (14) est effilé vers ledit côté arrière.
  8. Ensemble tête d'impression à jet d'encre selon la revendication 6, dans lequel chaque connecteur à travers du silicium (14) est composé de cuivre.
  9. Ensemble tête d'impression à jet d'encre selon la revendication 1, comprenant un ou plusieurs poteaux conducteurs (30) s'étendant de manière linéaire entre ledit plot de contact (24) et ladite couche CMOS (113) .
  10. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel chaque connecteur à travers du silicium (14) est isolé électriquement vis-à-vis de ladite couche CMOS.
  11. Ensemble tête d'impression à jet d'encre selon la revendication 10, dans lequel chaque connecteur à travers du silicium (14) a des parois latérales externes comprenant un film d'isolation (42).
  12. Ensemble tête d'impression à jet d'encre selon la revendication 11, dans lequel lesdites parois latérales externes comprennent une couche de barrière de diffusion (43) entre ledit film d'isolation (42) et une âme conductrice dudit connecteur à travers du silicium (14).
  13. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel chaque connecteur à travers du silicium (14) est connecté à ladite extrémité de connexion dudit film (8) au moyen d'une soudure.
  14. Ensemble tête d'impression à jet d'encre selon la revendication 1, dans lequel une face côté avant dudit circuit intégré de tête d'impression est plane et dépourvue de quelconques connexions par fil.
  15. Circuit intégré de tête d'impression destiné à être utilisé dans l'ensemble tête d'impression selon la revendication 1, le circuit intégré de tête d'impression comprenant :
    un substrat au silicium (20) ;
    un côté avant ayant au moins une couche CMOS (113) comprenant une circuiterie de pilotage et une couche MEMS (26) comprenant une pluralité d'ensembles buse de jet d'encre (101), ladite couche CMOS étant positionnée entre ledit substrat au silicium et ladite couche MEMS ;
    un côté arrière (12) destiné à être fixé à un collecteur d'alimentation en encre, le côté arrière ayant une partie renfoncée (6) destinée à recevoir un film de connecteur ; et
    au moins un canal d'alimentation en encre (110) assurant une communication fluidique entre ledit côté arrière et lesdits ensembles buse de jet d'encre ; et
    une pluralité de connecteurs à travers du silicium (14) s'étendant chacun de manière linéaire à partir d'un plot de contact (24) dans ladite couche MEMS (26), à travers ladite couche CMOS (113) et à travers la totalité de l'épaisseur du substrat au silicium, ledit plot de contact (24) étant connecté électriquement à ladite couche CMOS.
EP09847677.3A 2009-07-27 2009-07-27 Ensemble tête d'impression à jet d'encre à connexion électrique côté arrière Active EP2496419B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/AU2009/000953 WO2011011807A1 (fr) 2009-07-27 2009-07-27 Ensemble tête d'impression à jet d'encre à connexion électrique côté arrière

Publications (3)

Publication Number Publication Date
EP2496419A1 EP2496419A1 (fr) 2012-09-12
EP2496419A4 EP2496419A4 (fr) 2014-02-19
EP2496419B1 true EP2496419B1 (fr) 2018-05-30

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EP09847677.3A Active EP2496419B1 (fr) 2009-07-27 2009-07-27 Ensemble tête d'impression à jet d'encre à connexion électrique côté arrière

Country Status (6)

Country Link
EP (1) EP2496419B1 (fr)
JP (1) JP5475116B2 (fr)
KR (1) KR101444560B1 (fr)
CN (1) CN102470671B (fr)
SG (1) SG176568A1 (fr)
WO (1) WO2011011807A1 (fr)

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JP6911170B2 (ja) * 2016-02-24 2021-07-28 ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. 集積回路を含む流体吐出デバイス
TWI789529B (zh) 2018-07-30 2023-01-11 瑞士商西克帕控股有限公司 多晶片模組(mcm)組件
US11390081B2 (en) 2019-02-06 2022-07-19 Hewlett-Packard Development Company, L.P. Fluid ejection device with a carrier having a slot
AU2019428237B2 (en) 2019-02-06 2023-06-01 Hewlett-Packard Development Company, L.P. Fluid ejection devices including electrical interconnect elements for fluid ejection dies

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Also Published As

Publication number Publication date
EP2496419A1 (fr) 2012-09-12
EP2496419A4 (fr) 2014-02-19
CN102470671A (zh) 2012-05-23
KR101444560B1 (ko) 2014-10-07
JP5475116B2 (ja) 2014-04-16
CN102470671B (zh) 2014-11-26
JP2012529384A (ja) 2012-11-22
SG176568A1 (en) 2012-01-30
KR20120031499A (ko) 2012-04-03
WO2011011807A1 (fr) 2011-02-03

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