JP2013056560A5 - - Google Patents
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- JP2013056560A5 JP2013056560A5 JP2012285013A JP2012285013A JP2013056560A5 JP 2013056560 A5 JP2013056560 A5 JP 2013056560A5 JP 2012285013 A JP2012285013 A JP 2012285013A JP 2012285013 A JP2012285013 A JP 2012285013A JP 2013056560 A5 JP2013056560 A5 JP 2013056560A5
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- substrate
- flow path
- liquid
- channel
- pressure generating
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Claims (7)
圧力発生室に液体を供給する貫通孔としての第１流路を有する第２の基板と、
前記第１流路に液体を供給する第２流路を前記第２基板側の表面の窪みとして有し、前記第２流路に液体を供給する貫通孔としての第３流路を有する第３の基板と、
が前記第１の基板と前記第３の基板との間に前記第２の基板が位置するように積層された液体噴射ヘッドであって、
前記第２流路は、前記第３流路から前記第３の基板の前記表面に対して沿う方向に流れる液体を、前記第３の基板の前記表面に交差する方向に供給する
ことを特徴とする液体噴射ヘッド。 A first substrate having a pressure generating chamber;
A second substrate having a first flow path as a through hole for supplying a liquid to the pressure generating chamber;
A third channel having a second channel for supplying liquid to the first channel as a depression on the surface on the second substrate side, and a third channel as a through hole for supplying liquid to the second channel; A substrate of
Is a liquid jet head that is stacked such that the second substrate is positioned between the first substrate and the third substrate,
The second flow path supplies a liquid flowing in a direction along the surface of the third substrate from the third flow path in a direction intersecting the surface of the third substrate. Liquid ejecting head.
第２の基板と、
第３の基板と、
が前記第１の基板と前記第３の基板との間に前記第２の基板が位置するように積層された液体噴射ヘッドであって、
前記第１の基板は圧力発生室を有し、
前記第２の基板は貫通孔としての第１流路を有し、
前記第３の基板は、前記第２基板側の窪みである第２流路と、前記第２流路と連続し前記第２流路よりも深さが深い第３流路と、を有し、
前記第２流路と前記第３流路との間で深さが切り替わり、
前記液体は、前記第３流路から前記第２流路に流れ、前記第２流路において流れの方向を変え、
前記液体は、前記第２流路から前記第１流路を経由して前記圧力発生室に流れる
ことを特徴とする液体噴射ヘッド。 A first substrate;
A second substrate;
A third substrate;
Is a liquid jet head that is stacked such that the second substrate is positioned between the first substrate and the third substrate,
The first substrate has a pressure generating chamber;
The second substrate has a first flow path as a through hole,
The third substrate includes a second channel that is a depression on the second substrate side, and a third channel that is continuous with the second channel and deeper than the second channel. ,
The depth is switched between the second flow path and the third flow path,
The liquid flows from the third flow path to the second flow path, changes the flow direction in the second flow path,
The liquid jet head, wherein the liquid flows from the second flow path to the pressure generation chamber via the first flow path.
圧力発生室に液体を供給する貫通孔としての第１流路を有する第２の基板と、
前記第１流路に液体を供給する第２流路を有する第３の基板と、
が前記第１の基板と前記第３の基板との間に前記第２の基板が位置するように積層された液体噴射ヘッドであって、
前記第２流路は、前記第３の基板の窪みとして形成された下流部と、前記下流部の上流側に位置し前記下流部よりも深さが深い上流部と、を備え、
前記第２流路は、前記上流部と前記下流部との間で深さが切り替わり、
前記第２流路は、前記上流部から前記下流部に流れる液体を、前記下流部において流れの向きを変えて前記第１流路に液体を供給する
ことを特徴とする液体噴射ヘッド。 A first substrate having a pressure generating chamber;
A second substrate having a first flow path as a through hole for supplying a liquid to the pressure generating chamber;
A third substrate having a second flow path for supplying liquid to the first flow path;
Is a liquid jet head that is stacked such that the second substrate is positioned between the first substrate and the third substrate,
The second flow path includes a downstream portion formed as a depression of the third substrate, and an upstream portion located on the upstream side of the downstream portion and deeper than the downstream portion,
The depth of the second flow path is switched between the upstream portion and the downstream portion,
The liquid ejecting head, wherein the second flow path supplies the liquid flowing from the upstream portion to the downstream portion to the first flow path by changing a flow direction in the downstream portion.
前記第１流路は前記第４の基板を貫通し、前記第３の基板と前記第４の基板とを接着する接着剤層は前記第１流路の内側に露出することを特徴とする請求項１乃至４の何れか一項に記載の液体噴射ヘッド。 A fourth substrate stacked between the first substrate and the second substrate;
The first flow path penetrates the fourth substrate, and an adhesive layer that bonds the third substrate and the fourth substrate is exposed to the inside of the first flow path. Item 5. The liquid jet head according to any one of Items 1 to 4.
接着剤層を介して接着された第２の基板と第３の基板とを貫通した第１流路と、
第４の基板の前記第３基板側の窪みであり、前記第１流路よりも流路断面積が小さい第２流路と、
を備えた液体噴射ヘッドであって、
前記第１の基板、前記第２の基板、前記第３の基板、前記第４の基板の順で積層され、
前記第２流路、前記第１流路、前記圧力発生室、ノズル開口の順で液体が流れ、
前記接着剤層は前記第１流路内に露出する
ことを特徴とする液体噴射ヘッド。 A pressure generating chamber provided on the first substrate;
A first flow path penetrating the second substrate and the third substrate bonded through the adhesive layer;
A second channel that is a depression on the third substrate side of the fourth substrate and has a smaller channel cross-sectional area than the first channel;
A liquid jet head comprising:
The first substrate, the second substrate, the third substrate, and the fourth substrate are stacked in this order.
The liquid flows in the order of the second flow path, the first flow path, the pressure generation chamber, and the nozzle opening,
The liquid ejecting head according to claim 1, wherein the adhesive layer is exposed in the first flow path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012285013A JP5440685B2 (en) | 2012-12-27 | 2012-12-27 | Liquid ejecting head and liquid ejecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012285013A JP5440685B2 (en) | 2012-12-27 | 2012-12-27 | Liquid ejecting head and liquid ejecting apparatus |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012003019A Division JP5267687B2 (en) | 2012-01-11 | 2012-01-11 | Liquid ejecting head and liquid ejecting apparatus |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013228062A Division JP2014024346A (en) | 2013-11-01 | 2013-11-01 | Liquid ejection head and liquid ejection device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013056560A JP2013056560A (en) | 2013-03-28 |
| JP2013056560A5 true JP2013056560A5 (en) | 2013-05-09 |
| JP5440685B2 JP5440685B2 (en) | 2014-03-12 |
Family
ID=48132849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012285013A Expired - Fee Related JP5440685B2 (en) | 2012-12-27 | 2012-12-27 | Liquid ejecting head and liquid ejecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5440685B2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3979174B2 (en) * | 2002-05-10 | 2007-09-19 | ブラザー工業株式会社 | Inkjet head |
-
2012
- 2012-12-27 JP JP2012285013A patent/JP5440685B2/en not_active Expired - Fee Related
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