JPS647542U - - Google Patents
Info
- Publication number
- JPS647542U JPS647542U JP10114887U JP10114887U JPS647542U JP S647542 U JPS647542 U JP S647542U JP 10114887 U JP10114887 U JP 10114887U JP 10114887 U JP10114887 U JP 10114887U JP S647542 U JPS647542 U JP S647542U
- Authority
- JP
- Japan
- Prior art keywords
- glass glaze
- glaze layer
- thermal head
- heating resistor
- entire surface
- 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
- 239000011521 glass Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims 2
- 238000002844 melting Methods 0.000 claims 2
Landscapes
- Electronic Switches (AREA)
Description
第１図はこの考案に係るサーマルヘツドの一実
施例を示す図、第２図は従来のサーマルヘツドを
示す図である。図中において、１は絶縁基板、２
は部分ガラスグレーズ層、３は発熱抵抗体、４は
電極、５は耐摩耗性保護層、６は全面ガラスグレ
ーズ層である。
FIG. 1 shows an embodiment of the thermal head according to this invention, and FIG. 2 shows a conventional thermal head. In the figure, 1 is an insulating substrate, 2
3 is a partial glass glaze layer, 3 is a heating resistor, 4 is an electrode, 5 is a wear-resistant protective layer, and 6 is a full glass glaze layer.
Claims (1)
グレーズ層と、 前記全面ガラスグレーズ層上に設けられた部分
ガラスグレーズ層と、 前記ガラスグレーズ層上に設けられた発熱抵抗
体と、 前記発熱抵抗体の両端に設けられた電極と、 前記発熱抵抗体および電極上に設けられた耐摩
耗性保護層と、 を具備するサーマルヘツド。 (2) 前記全面ガラスグレーズ層の厚さが１μｍ
〜３０μｍであることを特徴とする実用新案登録
請求の範囲第１項記載のサーマルヘツド。 (3) 前記部分ガラスグレーズ層の融点が全面ガ
ラスグレーズ層の融点より２０〜１００°Ｃ高い
ことを特徴とする実用新案登録請求の範囲第１項
記載のサーマルヘツド。[Claims for Utility Model Registration] (1) An insulating substrate whose surface has been polished, a full glass glaze layer provided on the entire surface of the insulating substrate, and a partial glass glaze provided on the entire surface glass glaze layer. a heating resistor provided on the glass glaze layer; electrodes provided on both ends of the heating resistor; and a wear-resistant protective layer provided on the heating resistor and the electrodes. thermal head. (2) The thickness of the entire surface glass glaze layer is 1 μm.
The thermal head according to claim 1, characterized in that the thermal head has a thickness of 30 μm to 30 μm. (3) The thermal head according to claim 1, wherein the melting point of the partial glass glaze layer is 20 to 100°C higher than the melting point of the entire glass glaze layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10114887U JPS647542U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10114887U JPS647542U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS647542U true JPS647542U (en) | 1989-01-17 |
Family
ID=31329878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10114887U Pending JPS647542U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647542U (en) |
-
1987
- 1987-06-30 JP JP10114887U patent/JPS647542U/ja active Pending
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