JPS623740U - - Google Patents
Info
- Publication number
- JPS623740U JPS623740U JP9550285U JP9550285U JPS623740U JP S623740 U JPS623740 U JP S623740U JP 9550285 U JP9550285 U JP 9550285U JP 9550285 U JP9550285 U JP 9550285U JP S623740 U JPS623740 U JP S623740U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- heat
- recess
- resistance element
- sensitive resistance
- 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 1
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案によるサーマルプリンタのサー
マルヘツドとその周辺部の構造を示す略図である
。
１……サーマルヘツド、３……放熱部材、４…
…感熱抵抗素子。
第２図ａは本考案によるサーマルプリンタの感
熱抵抗素子の一種であるサーミスタの取り付け方
法を示し、ｂは本考案における特性を従来例との
比較で示す。第３図は、本考案によるサーミスタ
を用いたサーマルプリンタの駆動回路の一実施例
の略図である。
FIG. 1 is a schematic diagram showing the structure of a thermal head and its peripheral parts of a thermal printer according to the present invention. 1... Thermal head, 3... Heat dissipation member, 4...
...Heat-sensitive resistance element. FIG. 2a shows a method of attaching a thermistor, which is a type of heat-sensitive resistance element for a thermal printer according to the present invention, and FIG. 2b shows a comparison of the characteristics of the present invention with a conventional example. FIG. 3 is a schematic diagram of an embodiment of a driving circuit for a thermal printer using a thermistor according to the present invention.
Claims (1)
るサーマルヘツドと、該サーマルヘツドの裏面に
接触配置された放熱材料とを有し、前記発熱要素
の直近の前記サーマルヘツドの背面に感熱抵抗素
子を配置し、前記放熱部材の前記サーマルヘツド
との接触部の一部に凹部を設け、前記サーマルヘ
ツドと前記放熱部材とによつて前記凹部に前記感
熱抵抗素子を挾み込み、該感熱抵抗素子の値によ
つて前記発熱要素への印加エネルギを形決定する
ことを特徴とするサーマルプルンタ。 It has a thermal head made of an insulating base material with a plurality of heat generating elements arranged on its surface, and a heat dissipating material placed in contact with the back surface of the thermal head, and a heat sensitive resistance element on the back surface of the thermal head in the vicinity of the heat generating elements. A recess is provided in a part of the contact portion of the heat radiating member with the thermal head, and the heat sensitive resistance element is inserted into the recess by the thermal head and the heat radiating member. A thermal printer characterized in that the energy applied to the heating element is determined according to the value of .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9550285U JPS623740U (en) | 1985-06-24 | 1985-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9550285U JPS623740U (en) | 1985-06-24 | 1985-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS623740U true JPS623740U (en) | 1987-01-10 |
Family
ID=30654673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9550285U Pending JPS623740U (en) | 1985-06-24 | 1985-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH022138U (en) * | 1988-06-17 | 1990-01-09 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS493207A (en) * | 1972-04-22 | 1974-01-12 | ||
| JPS5720354U (en) * | 1980-07-10 | 1982-02-02 | ||
| JPS58138663A (en) * | 1982-02-12 | 1983-08-17 | Fuji Xerox Co Ltd | Thermal head for heat-sensitive recording |
-
1985
- 1985-06-24 JP JP9550285U patent/JPS623740U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS493207A (en) * | 1972-04-22 | 1974-01-12 | ||
| JPS5720354U (en) * | 1980-07-10 | 1982-02-02 | ||
| JPS58138663A (en) * | 1982-02-12 | 1983-08-17 | Fuji Xerox Co Ltd | Thermal head for heat-sensitive recording |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH022138U (en) * | 1988-06-17 | 1990-01-09 |
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