JPH0174137U - - Google Patents
Info
- Publication number
- JPH0174137U JPH0174137U JP1987170630U JP17063087U JPH0174137U JP H0174137 U JPH0174137 U JP H0174137U JP 1987170630 U JP1987170630 U JP 1987170630U JP 17063087 U JP17063087 U JP 17063087U JP H0174137 U JPH0174137 U JP H0174137U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- substrate
- heat generating
- conductor layer
- heating resistor
- 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
- 239000000758 substrate Substances 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims 7
- 239000004020 conductor Substances 0.000 claims 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 2
- 229910052782 aluminium Inorganic materials 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000005338 heat storage Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000011241 protective layer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
第１図及び第２図は本考案に係るインクジエツ
トヘツド基板の構造の一実施例を示す説明図で、
第１図は断面図、第２図は平面図、第３図乃至第
６図は従来のインクジエツトヘツド基板を示し、
第３図は従来例を示す要部平面図、第４図は第３
図中の―線に沿つた断面図、第５図は改良さ
れた従来のインクジエツトヘツド基板を示す平面
図、第６図はの同要部断面図である。
２０…基板、２１…耐食性酸化皮膜、２２…凸
部、２３…アンダーコート層、２４…発熱抵抗体
層、２５…導電層、２６…発熱部、２７…コンタ
クトホール。
FIGS. 1 and 2 are explanatory diagrams showing one embodiment of the structure of an inkjet head substrate according to the present invention.
FIG. 1 is a sectional view, FIG. 2 is a plan view, and FIGS. 3 to 6 show a conventional inkjet head substrate.
Figure 3 is a plan view of the main part showing the conventional example, and Figure 4 is the
5 is a plan view showing an improved conventional inkjet head substrate, and FIG. 6 is a sectional view of the same essential part. DESCRIPTION OF SYMBOLS 20... Substrate, 21... Corrosion-resistant oxide film, 22... Convex part, 23... Undercoat layer, 24... Heat generating resistor layer, 25... Conductive layer, 26... Heat generating part, 27... Contact hole.
Claims (1)
ミニウム基板上に、蓄熱、絶縁用アンダーコート
層を形成し、そのアンダーコート層上に発熱抵抗
体層を形成し、その発熱抵抗体層上に導体層を形
成して発熱部を設け、その導体層、発熱部上に保
護層を形成し、前記導体層と直接前記基板のアル
ミニウム部分に接続したことを特徴とするインク
ジエツトヘツドの基板の構造。 An undercoat layer for heat storage and insulation is formed on an aluminum substrate on which an anodized corrosion-resistant oxide film is formed, a heating resistor layer is formed on the undercoat layer, and a conductor layer is formed on the heating resistor layer. 1. A structure of an inkjet head substrate, characterized in that a heat generating portion is provided, a protective layer is formed on the conductor layer and the heat generating portion, and the conductor layer is directly connected to an aluminum portion of the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987170630U JPH0174137U (en) | 1987-11-07 | 1987-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987170630U JPH0174137U (en) | 1987-11-07 | 1987-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0174137U true JPH0174137U (en) | 1989-05-19 |
Family
ID=31461738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987170630U Pending JPH0174137U (en) | 1987-11-07 | 1987-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0174137U (en) |
-
1987
- 1987-11-07 JP JP1987170630U patent/JPH0174137U/ja active Pending
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