JPH01143166U - - Google Patents
Info
- Publication number
- JPH01143166U JPH01143166U JP3757588U JP3757588U JPH01143166U JP H01143166 U JPH01143166 U JP H01143166U JP 3757588 U JP3757588 U JP 3757588U JP 3757588 U JP3757588 U JP 3757588U JP H01143166 U JPH01143166 U JP H01143166U
- Authority
- JP
- Japan
- Prior art keywords
- directionality
- wiring board
- printed wiring
- lands
- indicates
- 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
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Structure Of Printed Boards (AREA)
Description
第１図は本考案に係る印刷配線板の一実施例を
示した要部斜視図、第２図、第３図および第４図
は、それぞれ本考案の他の実施例を示した要部斜
視図である。
１，１１，２１，３１……印刷配線板、２……
ＩＣ、１２……コネクタ、２２……ダイオード、
３３……電解コンデンサ、３−１，３−５，３−
１０，３……ランド、１３−１，１３−５，１３
−１３，１３−１８，１３……ランド、２３−１
，２３−２，３３−１，３３−２……ランド。
FIG. 1 is a perspective view of a main part showing one embodiment of a printed wiring board according to the present invention, and FIGS. 2, 3, and 4 are perspective views of main parts showing other embodiments of the present invention, respectively. It is a diagram. 1, 11, 21, 31...Printed wiring board, 2...
IC, 12...connector, 22...diode,
33... Electrolytic capacitor, 3-1, 3-5, 3-
10, 3...land, 13-1, 13-5, 13
-13,13-18,13...Land, 23-1
, 23-2, 33-1, 33-2... land.
Claims (1)
ドのうち、特定のランドを上記方向性を指示する
形状に形成したことを特徴とする印刷配線板。 What is claimed is: 1. A printed wiring board characterized in that a specific land among the lands on which an electronic component having directionality is mounted is formed in a shape that indicates the directionality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3757588U JPH01143166U (en) | 1988-03-24 | 1988-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3757588U JPH01143166U (en) | 1988-03-24 | 1988-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01143166U true JPH01143166U (en) | 1989-10-02 |
Family
ID=31264153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3757588U Pending JPH01143166U (en) | 1988-03-24 | 1988-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01143166U (en) |
-
1988
- 1988-03-24 JP JP3757588U patent/JPH01143166U/ja active Pending