JPH0445043U - - Google Patents
Info
- Publication number
- JPH0445043U JPH0445043U JP8489190U JP8489190U JPH0445043U JP H0445043 U JPH0445043 U JP H0445043U JP 8489190 U JP8489190 U JP 8489190U JP 8489190 U JP8489190 U JP 8489190U JP H0445043 U JPH0445043 U JP H0445043U
- Authority
- JP
- Japan
- Prior art keywords
- ink
- point
- jet head
- pressurizing chamber
- ink jet
- 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.)
- Pending
Links
- 238000007641 inkjet printing Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 2
Landscapes
- Ink Jet (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
第１図は本考案の実施例のインクジエツトヘツ
ドの流路基板の平面図、第２図は第１図のインク
流路の１つを取り出して示した拡大模式図、第３
図〜第５図は加圧室の種々の形状を示すインク流
路の拡大模式図、第６，７，８図は他の実施例を
説明するためのインク流路の拡大模式図、第９図
は従来例のインクジエツトヘツドの流路基板の平
面図である。
３……インク流路、４……ノズル、１１，３１
，３２，３３……加圧室、１１ａ，３１ａ，３２
ａ，３３ａ……加圧室の始点（上辺の始点）、１
１ｂ，３１ｂ，３２ｂ，３３ｂ……加圧室の終点
（上辺の終点）、１１ｃ，３１ｃ，３２ｃ，３３
ｃ……加圧室の上辺。
FIG. 1 is a plan view of a channel substrate of an ink jet head according to an embodiment of the present invention, FIG. 2 is an enlarged schematic diagram showing one of the ink channels shown in FIG. 1, and FIG.
5 to 5 are enlarged schematic diagrams of ink channels showing various shapes of pressurizing chambers, FIGS. 6, 7, and 8 are enlarged schematic diagrams of ink channels for explaining other embodiments, and FIG. The figure is a plan view of a flow path substrate of a conventional ink jet head. 3... Ink channel, 4... Nozzle, 11, 31
, 32, 33...pressure chamber, 11a, 31a, 32
a, 33a...Starting point of pressurizing chamber (starting point of upper side), 1
1b, 31b, 32b, 33b...End point of pressurizing chamber (end point of upper side), 11c, 31c, 32c, 33
c...Top side of the pressurized chamber.
Claims (1)
ク流路の先端のノズルよりインク液を吐出するイ
ンクジエツトヘツドにおいて、 水平インク吐出向きをｘ、垂直上向きをｙとす
ると、上記加圧室の鉛直断面における上記加圧室
の始点から終点までの上辺は、その傾きｄｙ／ｄ
ｘが、インク吐出方向に向かつて上記加圧室の始
点から終点へ進んだ場合において、正値より負値
に変わる点又は部分を有さないこと を特徴とするインクジエツトヘツド。 (2) 請求項１において、上記加圧室の上辺は始
点より終点まで１直線で形成してあることを特徴
とするインクジエツトヘツド。[Scope of Claim for Utility Model Registration] (1) In an ink jet head that is pressurized in a pressurizing chamber of an ink flow path and ejects ink liquid from a nozzle at the tip of the ink flow path, the horizontal ink ejection direction is x, and the vertical ink ejection direction is If the upward direction is y, then the upper side of the pressurization chamber from the start point to the end point in the vertical section of the pressurization chamber has an inclination of dy/d.
An ink jet head characterized by having no point or portion where x changes from a positive value to a negative value when it advances from the starting point to the ending point of the pressurizing chamber in the ink jetting direction. (2) The ink jet head according to claim 1, wherein the upper side of the pressurizing chamber is formed in a straight line from a starting point to an ending point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8489190U JPH0445043U (en) | 1990-08-10 | 1990-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8489190U JPH0445043U (en) | 1990-08-10 | 1990-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0445043U true JPH0445043U (en) | 1992-04-16 |
Family
ID=31816062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8489190U Pending JPH0445043U (en) | 1990-08-10 | 1990-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445043U (en) |
-
1990
- 1990-08-10 JP JP8489190U patent/JPH0445043U/ja active Pending
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