JPS61100542U - - Google Patents
Info
- Publication number
- JPS61100542U JPS61100542U JP18434184U JP18434184U JPS61100542U JP S61100542 U JPS61100542 U JP S61100542U JP 18434184 U JP18434184 U JP 18434184U JP 18434184 U JP18434184 U JP 18434184U JP S61100542 U JPS61100542 U JP S61100542U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- film
- etching
- head
- anisotropy
- 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
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 238000005530 etching Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Electronic Switches (AREA)
Description
第１図〜第６図は本考案の実施例を示し、第１
図はサーマルヘツドの発熱部と配線板を示す断面
図、第２図〜第６図は発熱部の製造工程を示す断
面図、第７図〜第１１図は従来例を示し、第７図
はネーマルヘツドの構成を示す断面図、第８図〜
第１１図はサーマルヘツドの発熱部の製造工程を
示す断面図である。
Ｂ……発熱部、１……基板、２……突状部、２
ａ……上底面、２ｂ……側面、３……導体膜、４
……発熱抵抗体膜、５……保護膜、５ｂ……曲面
、６……ＳｉＯ２膜、７，９……角部、１０……
リード線部、１１……配線板。
Figures 1 to 6 show embodiments of the present invention;
The figure is a cross-sectional view showing the heat generating part and the wiring board of the thermal head, Figures 2 to 6 are cross-sectional views showing the manufacturing process of the heat generating part, Figures 7 to 11 are conventional examples, and Figure 7 is a cross-sectional view showing the manufacturing process of the heat generating part. Cross-sectional view showing the structure of the nominal head, Fig. 8~
FIG. 11 is a sectional view showing the manufacturing process of the heat generating part of the thermal head. B...Heating part, 1...Substrate, 2...Protrusion, 2
a...Top bottom surface, 2b...Side surface, 3...Conductor film, 4
... Heat generating resistor film, 5 ... Protective film, 5b ... Curved surface, 6 ... SiO 2 film, 7, 9 ... Corner, 10 ...
Lead wire section, 11... wiring board.
Claims (1)
有する材料から成る基板をエツチングして形成さ
れた突状部の表面に導体膜、発熱抵抗体膜及び保
護膜を施したサーマルヘツドにおいて、前記突状
部の外周に形成される角部の少なくとも記録紙に
対向する面の端部に形成される角部に曲面を形成
したことを特徴とするサーマルヘツド。 In a thermal head, a conductive film, a heating resistor film, and a protective film are applied to the surface of a protrusion formed by etching a substrate made of a material having anisotropy or selectivity with respect to an etching solution. 1. A thermal head characterized in that a curved surface is formed on a corner formed on the outer periphery of the head, at least at the end of the surface facing the recording paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18434184U JPS61100542U (en) | 1984-12-06 | 1984-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18434184U JPS61100542U (en) | 1984-12-06 | 1984-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61100542U true JPS61100542U (en) | 1986-06-27 |
Family
ID=30741826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18434184U Pending JPS61100542U (en) | 1984-12-06 | 1984-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61100542U (en) |
-
1984
- 1984-12-06 JP JP18434184U patent/JPS61100542U/ja active Pending
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