JPS623739U - - Google Patents
Info
- Publication number
- JPS623739U JPS623739U JP9419885U JP9419885U JPS623739U JP S623739 U JPS623739 U JP S623739U JP 9419885 U JP9419885 U JP 9419885U JP 9419885 U JP9419885 U JP 9419885U JP S623739 U JPS623739 U JP S623739U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- heat generating
- generating layer
- layer
- protective layer
- 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
- 239000010410 layer Substances 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Non-Adjustable Resistors (AREA)
Description
第１図は本考案による実施例を示すサーマルヘ
ツドの断面図、第２図は本考案によるサーマルヘ
ツドの作用を示す説明面。第３図は従来の実施例
によるサーマルヘツドの断面図。
符号の説明、１……放熱板、２……接着層、３
……蓄熱層、４……発熱体、５……給電体、６…
…保護層、６ａ……耐酸化層、６ｂ……耐摩耗層
。
FIG. 1 is a sectional view of a thermal head according to an embodiment of the present invention, and FIG. 2 is an explanatory view showing the operation of the thermal head according to the present invention. FIG. 3 is a sectional view of a thermal head according to a conventional embodiment. Explanation of symbols, 1... Heat sink, 2... Adhesive layer, 3
... heat storage layer, 4 ... heating element, 5 ... power supply body, 6 ...
...Protective layer, 6a... Oxidation-resistant layer, 6b... Wear-resistant layer.
Claims (1)
体を形成し、前記発熱層上に保護層を設けたサー
マルヘツドにおいて、 その保護層が窒化シリコン（Ｓｉ３Ｎ４）にア
ルミニウムＡ１又はタンタルＴａもしくは電気抵
抗率が前記両金属の中間値を有する一属を５〜１
０モルパーセント混入した材料にて形成されたも
のよりなることを特徴とするサーマルヘツド。[Claims for Utility Model Registration] A thermal head in which a heat generating layer and a power feeder for energizing the heat generating layer are formed on a substrate, and a protective layer is provided on the heat generating layer, the protective layer being made of silicon nitride ( Si3) . N 4 ) with 5 to 1 of aluminum A1 or tantalum Ta or a metal whose electrical resistivity has an intermediate value between the above two metals.
A thermal head comprising a material containing 0 mole percent of the thermal head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9419885U JPS623739U (en) | 1985-06-21 | 1985-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9419885U JPS623739U (en) | 1985-06-21 | 1985-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS623739U true JPS623739U (en) | 1987-01-10 |
Family
ID=30652547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9419885U Pending JPS623739U (en) | 1985-06-21 | 1985-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623739U (en) |
-
1985
- 1985-06-21 JP JP9419885U patent/JPS623739U/ja active Pending