JPH0430743U - - Google Patents
Info
- Publication number
- JPH0430743U JPH0430743U JP5387090U JP5387090U JPH0430743U JP H0430743 U JPH0430743 U JP H0430743U JP 5387090 U JP5387090 U JP 5387090U JP 5387090 U JP5387090 U JP 5387090U JP H0430743 U JPH0430743 U JP H0430743U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- attached
- fin
- contact
- 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
- 230000017525 heat dissipation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Description
第１図は本考案に係る放熱体の斜視図、第２図
は第１図の平面図、第３図は第２図の−線断
面図、第４図は第１図のＡ方向矢視図、第５図は
第２図の−線断面図、第６図は本考案に係る
放熱体の使用状態説明図、第７図および第８図は
従来例における放熱体の説明図である。
１……ベース、２……第１のフイン、２ｂ……
ピン、３……第２のフイン、７……凸部、８……
凹部、１５……プリント基板、１７……トランジ
スタ、１９……わずかな隙間部分、２０……放熱
体。
Fig. 1 is a perspective view of a heat sink according to the present invention, Fig. 2 is a plan view of Fig. 1, Fig. 3 is a cross-sectional view taken along the - line in Fig. 2, and Fig. 4 is a view taken in the direction of arrow A in Fig. 1. 5 is a cross-sectional view taken along the line -- in FIG. 2, FIG. 6 is an explanatory diagram of the use state of the heat radiator according to the present invention, and FIGS. 7 and 8 are explanatory diagrams of the heat radiator in the conventional example. 1...base, 2...first fin, 2b...
Pin, 3...Second fin, 7...Protrusion, 8...
Recessed portion, 15... Printed circuit board, 17... Transistor, 19... Slight gap, 20... Heat sink.
Claims (1)
の放熱を促進する放熱体において、 トランジスタが取り付けられる取付面を有する
とともに、プリント基板側への取付面には、プリ
ント基板と接触状態となる凸部と、プリント基板
と非接触状態となる凹部を有するベースと、 上記ベースに取り付けられるとともにプリント
基板中に差し込まれるピンを有する第１のフイン
と、 上記ベースに取り付けられるとともにプリント
基板とは非接触状態とされる第２のフインと、 を有することを特徴とする放熱体。[Claims for Utility Model Registration] A heat sink that is attached to a printed circuit board to promote heat dissipation of a transistor, which has a mounting surface on which the transistor is attached, and a mounting surface on the printed circuit board side that is in contact with the printed circuit board. a first fin having a convex portion that is attached to the base and a concave portion that is not in contact with the printed circuit board; a first fin that is attached to the base and has a pin that is inserted into the printed circuit board; A heat radiator comprising: a second fin that is in a non-contact state;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5387090U JPH0636587Y2 (en) | 1990-05-23 | 1990-05-23 | Radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5387090U JPH0636587Y2 (en) | 1990-05-23 | 1990-05-23 | Radiator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0430743U true JPH0430743U (en) | 1992-03-12 |
| JPH0636587Y2 JPH0636587Y2 (en) | 1994-09-21 |
Family
ID=31575430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5387090U Expired - Lifetime JPH0636587Y2 (en) | 1990-05-23 | 1990-05-23 | Radiator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636587Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014194919A (en) * | 2013-02-26 | 2014-10-09 | Showa Denko Kk | Heat radiator for led lighting |
-
1990
- 1990-05-23 JP JP5387090U patent/JPH0636587Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014194919A (en) * | 2013-02-26 | 2014-10-09 | Showa Denko Kk | Heat radiator for led lighting |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636587Y2 (en) | 1994-09-21 |