JPH0280452U - - Google Patents
Info
- Publication number
- JPH0280452U JPH0280452U JP1988159923U JP15992388U JPH0280452U JP H0280452 U JPH0280452 U JP H0280452U JP 1988159923 U JP1988159923 U JP 1988159923U JP 15992388 U JP15992388 U JP 15992388U JP H0280452 U JPH0280452 U JP H0280452U
- Authority
- JP
- Japan
- Prior art keywords
- heat sink
- thermal print
- print head
- board
- terminal
- 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
Landscapes
- Electronic Switches (AREA)
Description
第１図は本願考案の実施例に係るサーマルプリ
ントヘツドの分解斜視図、第２図は実施例のサー
マルプリントヘツドの断面図、第３図は従来例の
断面図である。
１……放熱板、２……発熱ドツト、４……ヘツ
ド基板、５……接続用基板、９……押さえカバー
、１１……補助部材、１２……スペーサ部材。
FIG. 1 is an exploded perspective view of a thermal print head according to an embodiment of the present invention, FIG. 2 is a sectional view of the thermal print head of the embodiment, and FIG. 3 is a sectional view of a conventional example. DESCRIPTION OF SYMBOLS 1... Heat sink, 2... Heat generating dot, 4... Head board, 5... Connection board, 9... Holder cover, 11... Auxiliary member, 12... Spacer member.
Claims (1)
るヘツド基板と、一側部裏面に形成された端子部
を上記ヘツド基板の一側部表面に形成された端子
部に重ね合わされる接続用基板とを固定するとと
もに、上記端子部の重合部を押圧する押さえカバ
ーを上記接続用基板の上から上記放熱板にねじ止
めしてなるサーマルプリントヘツドにおいて、 上記放熱板の下面に、線膨張率が上記押さえカ
バーとほぼ同等の材質で形成した補助部材を、ス
ペーサ部材を介して放熱板の長手方向に沿つて添
設したことを特徴とする、サーマルプリントヘツ
ド。[Claims for Utility Model Registration] A head board having heating dots arranged in a row on a heat sink, a terminal portion formed on the back surface of one side, and a terminal formed on the surface of one side of the head board. In the thermal print head, a holding cover for pressing the overlapping part of the terminal part is fixed to the connection board overlapped with the terminal part, and is screwed to the heat sink from above the connection board, the heat sink. A thermal print head characterized in that an auxiliary member made of a material having a coefficient of linear expansion substantially equal to that of the holding cover is attached to the lower surface of the thermal print head along the longitudinal direction of the heat sink via a spacer member.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15992388U JPH088827Y2 (en) | 1988-12-08 | 1988-12-08 | Thermal print head |
| US07/443,319 US4972205A (en) | 1988-12-08 | 1989-11-30 | Thermal printing head |
| DE3940545A DE3940545C2 (en) | 1988-12-08 | 1989-12-07 | Thermal print head |
| KR1019890018209A KR920009861B1 (en) | 1988-12-08 | 1989-12-07 | Thermal printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15992388U JPH088827Y2 (en) | 1988-12-08 | 1988-12-08 | Thermal print head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0280452U true JPH0280452U (en) | 1990-06-21 |
| JPH088827Y2 JPH088827Y2 (en) | 1996-03-13 |
Family
ID=31441555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15992388U Expired - Lifetime JPH088827Y2 (en) | 1988-12-08 | 1988-12-08 | Thermal print head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH088827Y2 (en) |
-
1988
- 1988-12-08 JP JP15992388U patent/JPH088827Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH088827Y2 (en) | 1996-03-13 |