JP2016007743A5 - - Google Patents
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- JP2016007743A5 JP2016007743A5 JP2014128891A JP2014128891A JP2016007743A5 JP 2016007743 A5 JP2016007743 A5 JP 2016007743A5 JP 2014128891 A JP2014128891 A JP 2014128891A JP 2014128891 A JP2014128891 A JP 2014128891A JP 2016007743 A5 JP2016007743 A5 JP 2016007743A5
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- JP
- Japan
- Prior art keywords
- wall
- wall portion
- supply unit
- liquid supply
- atmosphere
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- 239000007788 liquid Substances 0.000 claims 31
Claims (9)
第１の壁部と、
前記第１の壁部に対向する第２の壁部と、
前記第１の壁部と前記第２の壁部とに交差する第３の壁部と、
前記第１の壁部と前記第２の壁部との間に位置する第１液体保持部材と、
前記第２の壁部と前記第１液体保持部材との間に位置する第２液体保持部材と、
を有し、
前記第１の壁部に開口が形成され、前記開口から前記第１液体保持部材の少なくとも一部が外方に露出し、
前記第２の壁部または前記第３の壁部に大気孔が形成され、
前記第１液体保持部材に第１の大気連通部が形成され、
前記第１の壁部から前記第２の壁部に向かう方向に前記第１の壁部を平面視したとき、前記第１の大気連通部の少なくとも一部は前記第１の壁部に重なる位置に配置され、
前記第１の大気連通部は前記開口と前記大気孔を接続する大気連通路の一部を構成する、ことを特徴とする液体供給ユニット。 A liquid supply unit that can be attached to a liquid ejecting apparatus,
A first wall;
A second wall facing the first wall;
A third wall portion intersecting the first wall portion and the second wall portion;
A first liquid holding member located between the first wall and the second wall;
A second liquid holding member located between the second wall and the first liquid holding member;
Have
An opening is formed in the first wall portion, and at least a part of the first liquid holding member is exposed outward from the opening,
An air hole is formed in the second wall portion or the third wall portion ,
A first atmospheric communication portion is formed in the first liquid holding member;
A position where at least a part of the first air communication part overlaps the first wall part when the first wall part is viewed in plan in a direction from the first wall part to the second wall part. Placed in
The liquid supply unit according to claim 1, wherein the first atmosphere communication portion constitutes a part of an atmosphere communication path connecting the opening and the atmosphere hole.
前記第１の壁部の前記第２の壁部に対向する面に第１の大気連通構造が形成され、
前記第１の大気連通構造は、前記第１の壁部の前記第２の壁部に対向する面に形成された凹部と前記第２液体保持部材との間の空間を含み、前記大気連通路の一部を構成している、ことを特徴とする液体供給ユニット。 The liquid supply unit according to claim 1 ,
A first atmospheric communication structure is formed on a surface of the first wall portion facing the second wall portion;
The first atmosphere communication structure includes a space between a recess formed on a surface of the first wall portion facing the second wall portion and the second liquid holding member, and the atmosphere communication path A liquid supply unit comprising a part of the liquid supply unit.
前記第１の壁部の前記第２の壁部に対向する面に第１の大気連通構造が形成され、
前記第１の大気連通構造は、前記第１の壁部の前記第２の壁部に対向する面に形成された２つの凸部と前記第２液体保持部材との間の空間を含み、前記大気連通路の一部を構成している、ことを特徴とする液体供給ユニット。 The liquid supply unit according to claim 1 ,
A first atmospheric communication structure is formed on a surface of the first wall portion facing the second wall portion;
The first atmosphere communication structure includes a space between two convex portions formed on a surface of the first wall portion facing the second wall portion and the second liquid holding member, A liquid supply unit comprising a part of the atmosphere communication path.
前記第１の壁部から前記第２の壁部に向かう方向に前記第１の壁部を平面視したとき、前記第１の大気連通部の少なくとも一部は前記第１の大気連通構造の少なくとも一部に重なる位置に配置される、ことを特徴とする液体供給ユニット。 The liquid supply unit according to claim 2 or 3 ,
When the first wall portion is viewed in plan in a direction from the first wall portion toward the second wall portion, at least a part of the first atmospheric communication portion is at least part of the first atmospheric communication structure. A liquid supply unit, wherein the liquid supply unit is arranged at a position overlapping with a part.
前記第１の大気連通部において大気が移動する流路方向とは交差する方向かつ前記第１の壁部から前記第２の壁部に向かう方向とは交差する方向における大きさは、前記第１の大気連通構造において大気が移動する流路方向とは交差する方向かつ前記第１の壁部から前記第２の壁部に向かう方向とは交差する方向における大きさより小さい、ことを特徴とする液体供給ユニット。 The liquid supply unit according to claim 4 ,
The size in the direction intersecting with the flow direction in which the atmosphere moves in the first atmosphere communicating portion and in the direction intersecting with the direction from the first wall portion toward the second wall portion is the first size. In the atmosphere communication structure, a liquid having a size smaller than a size in a direction intersecting with a flow path direction in which the atmosphere moves and in a direction intersecting with the direction from the first wall portion toward the second wall portion. Supply unit.
前記第１液体保持部材に第２の大気連通部が形成され、
前記第１の壁部から前記第２の壁部に向かう方向に前記第１の壁部を平面視したとき、前記第２の大気連通部の少なくとも一部は前記第１の壁部に重なる位置に配置され、
前記第２の大気連通部は、前記開口と前記大気孔との間の大気の移動を可能にする前記大気連通路の一部を構成する、ことを特徴とする液体供給ユニット。 The liquid supply unit according to any one of claims 1 to 5 ,
A second atmospheric communication portion is formed in the first liquid holding member;
A position where at least a part of the second air communication part overlaps the first wall part when the first wall part is viewed in plan in a direction from the first wall part to the second wall part. Placed in
The liquid supply unit according to claim 2, wherein the second atmosphere communication portion constitutes a part of the atmosphere communication path that enables movement of the atmosphere between the opening and the atmosphere hole.
前記第１の大気連通部は、前記第１液体保持部材のうち前記第２の壁部に対向する面とは反対側の面に形成された凹部である、ことを特徴とする液体供給ユニット。 The liquid supply unit according to any one of claims 1 to 6 ,
The liquid supply unit according to claim 1, wherein the first atmosphere communication portion is a recess formed on a surface of the first liquid holding member opposite to a surface facing the second wall portion.
前記第１の大気連通部は、前記第１の壁部から前記第２の壁部に向かう方向に前記第１液体保持部材の一部が開口する開口部である、ことを特徴とする液体供給ユニット。 The liquid supply unit according to any one of claims 1 to 6 ,
The first air communication part is an opening part in which a part of the first liquid holding member opens in a direction from the first wall part to the second wall part. unit.
前記第１の壁部は前記開口を取り囲む肉薄部と、前記肉薄部の周囲に位置し前記肉薄部より肉厚の肉厚部と、を有し、
前記第１の壁部の前記第２の壁部に対向する面とは反対側の面において前記肉薄部と前記肉厚部との境界に段差が形成され、
前記第１の壁部の前記第２の壁部に対向する面において前記肉薄部と前記第１液体保持部材の前記第１の大気連通部とが重なる、ことを特徴とする液体供給ユニット。 The liquid supply unit according to any one of claims 1 to 8 ,
The first wall portion includes a thin portion surrounding the opening, and a thick portion positioned around the thin portion and thicker than the thin portion,
A step is formed at the boundary between the thin portion and the thick portion on the surface of the first wall portion opposite to the surface facing the second wall portion,
The liquid supply unit, wherein the thin portion and the first atmospheric communication portion of the first liquid holding member overlap each other on a surface of the first wall portion that faces the second wall portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014128891A JP6398366B2 (en) | 2014-06-24 | 2014-06-24 | Liquid supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014128891A JP6398366B2 (en) | 2014-06-24 | 2014-06-24 | Liquid supply unit |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016007743A JP2016007743A (en) | 2016-01-18 |
| JP2016007743A5 true JP2016007743A5 (en) | 2017-07-27 |
| JP6398366B2 JP6398366B2 (en) | 2018-10-03 |
Family
ID=55225674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014128891A Expired - Fee Related JP6398366B2 (en) | 2014-06-24 | 2014-06-24 | Liquid supply unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6398366B2 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03288652A (en) * | 1990-04-04 | 1991-12-18 | Sharp Corp | Ink cartridge and ink supply device |
| JPH0839820A (en) * | 1994-07-28 | 1996-02-13 | Canon Inc | Ink tank |
| US7735983B2 (en) * | 2007-02-28 | 2010-06-15 | Eastman Kodak Company | Ink jet ink cartridge with vented wick |
-
2014
- 2014-06-24 JP JP2014128891A patent/JP6398366B2/en not_active Expired - Fee Related
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