JPS62154939U - - Google Patents
Info
- Publication number
- JPS62154939U JPS62154939U JP4287186U JP4287186U JPS62154939U JP S62154939 U JPS62154939 U JP S62154939U JP 4287186 U JP4287186 U JP 4287186U JP 4287186 U JP4287186 U JP 4287186U JP S62154939 U JPS62154939 U JP S62154939U
- Authority
- JP
- Japan
- Prior art keywords
- heat sink
- shape memory
- memory alloy
- ceramic substrate
- heat
- 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.)
- Granted
Links
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図から第４図までは本考案の実施例を示し
、第１図は第２図の−線視で示すサーマルヘ
ツドの側面図、第２図は平面図、第３図は第１図
の−線視要部拡大断面図、第４図は別実施例
の断面図、第５図から第７図は従来技術を示し、
第５図はサーマルヘツド平面図、第６図は第５図
の−線視断面図、第７図は予めの反り状態を
示す断面図である。
１，１０……サーマルヘツド、２，１２……セ
ラミツク基板、３，１１……発熱体部、１３……
プラテンローラ、１４……記録紙、５，１５……
放熱板、４……形状記憶合金製の放熱板、４′…
…形状記憶合金製の補強部材。
1 to 4 show embodiments of the present invention, where FIG. 1 is a side view of the thermal head taken along the - line in FIG. 2, FIG. 2 is a plan view, and FIG. 3 is the same view as in FIG. FIG. 4 is a sectional view of another embodiment, and FIGS. 5 to 7 show the prior art,
FIG. 5 is a plan view of the thermal head, FIG. 6 is a cross-sectional view taken along the - line in FIG. 5, and FIG. 7 is a cross-sectional view showing a pre-warped state. 1, 10... thermal head, 2, 12... ceramic substrate, 3, 11... heating element section, 13...
Platen roller, 14... Recording paper, 5, 15...
Heat sink, 4... Shape memory alloy heat sink, 4'...
...Reinforcement member made of shape memory alloy.
Claims (1)
の裏面に、形状記憶合金製の放熱板または形状記
憶合金製の補強部材付きの金属板製の放熱板を装
着し、該セラミツク基板と放熱板との熱により反
り変形を補正する構成としたことを特徴とするサ
ーマルヘツドの放熱装置。 A heat sink made of a shape memory alloy or a heat sink made of a metal plate with a reinforcing member made of a shape memory alloy is attached to the back side of a ceramic substrate with a heating element formed on the front side, and the ceramic substrate and the heat sink are bonded together. A heat dissipation device for a thermal head, characterized in that it is configured to correct warping deformation using heat from the head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4287186U JPH0525892Y2 (en) | 1986-03-24 | 1986-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4287186U JPH0525892Y2 (en) | 1986-03-24 | 1986-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62154939U true JPS62154939U (en) | 1987-10-01 |
| JPH0525892Y2 JPH0525892Y2 (en) | 1993-06-30 |
Family
ID=30859196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4287186U Expired - Lifetime JPH0525892Y2 (en) | 1986-03-24 | 1986-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0525892Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0439066A (en) * | 1990-06-05 | 1992-02-10 | Rohm Co Ltd | Production of print head heat release board |
-
1986
- 1986-03-24 JP JP4287186U patent/JPH0525892Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0439066A (en) * | 1990-06-05 | 1992-02-10 | Rohm Co Ltd | Production of print head heat release board |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0525892Y2 (en) | 1993-06-30 |
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