JPH0276804U - - Google Patents
Info
- Publication number
- JPH0276804U JPH0276804U JP15568188U JP15568188U JPH0276804U JP H0276804 U JPH0276804 U JP H0276804U JP 15568188 U JP15568188 U JP 15568188U JP 15568188 U JP15568188 U JP 15568188U JP H0276804 U JPH0276804 U JP H0276804U
- Authority
- JP
- Japan
- Prior art keywords
- drum core
- grooves
- coil
- fix
- outer periphery
- 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
- 238000004804 winding Methods 0.000 description 2
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
第１図ａ，ｂは本考案の一実施例になるドラム
コアの中央断面図及び平面図、第２図は第１図の
ドラムコアが組付けられる回路基板の平面図、第
３図ａ，ｂは従来例になるドラムコアの中央断面
図及び平面図、第４図は第３図のドラムコアが組
付けられる回路基板を夫々示す。
１１……ドラムコア、１２，１３……フランジ
、１２ａ，１２ｂ，１３ａ，１３ｂ……溝、１４
……巻線、１５ａ，１５ｂ……巻線端部又は端子
、１７……コイル体。
Figures 1a and b are a central sectional view and a plan view of a drum core according to an embodiment of the present invention, Figure 2 is a plan view of a circuit board to which the drum core of Figure 1 is assembled, and Figures 3a and b are FIG. 4 shows a central sectional view and a plan view of a conventional drum core, respectively, and a circuit board on which the drum core of FIG. 3 is assembled. 11... Drum core, 12, 13... Flange, 12a, 12b, 13a, 13b... Groove, 14
... Winding wire, 15a, 15b ... Winding end or terminal, 17 ... Coil body.
Claims (1)
する二つの溝が形成されたドラムコアにおいて、 対向する該二つの溝の中心角を１８０゜より小
さい角度に形成した事を特徴とするドラムコア。[Claims for Utility Model Registration] A drum core in which two grooves are formed opposite to the outer periphery of the flange portion to fix the end of the coil, and the central angle of the two opposing grooves is formed at an angle smaller than 180°. A drum core that is characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15568188U JPH0534088Y2 (en) | 1988-11-30 | 1988-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15568188U JPH0534088Y2 (en) | 1988-11-30 | 1988-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0276804U true JPH0276804U (en) | 1990-06-13 |
| JPH0534088Y2 JPH0534088Y2 (en) | 1993-08-30 |
Family
ID=31433528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15568188U Expired - Lifetime JPH0534088Y2 (en) | 1988-11-30 | 1988-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0534088Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002313634A (en) * | 2001-04-13 | 2002-10-25 | Mitsumi Electric Co Ltd | Inductor and its manufacturing method |
-
1988
- 1988-11-30 JP JP15568188U patent/JPH0534088Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002313634A (en) * | 2001-04-13 | 2002-10-25 | Mitsumi Electric Co Ltd | Inductor and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0534088Y2 (en) | 1993-08-30 |