JPS62184783U - - Google Patents
Info
- Publication number
- JPS62184783U JPS62184783U JP7280286U JP7280286U JPS62184783U JP S62184783 U JPS62184783 U JP S62184783U JP 7280286 U JP7280286 U JP 7280286U JP 7280286 U JP7280286 U JP 7280286U JP S62184783 U JPS62184783 U JP S62184783U
- Authority
- JP
- Japan
- Prior art keywords
- land
- wiring board
- printed wiring
- circuit pattern
- diameter
- 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
- 239000004020 conductor Substances 0.000 claims description 4
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
第１図は本考案の印刷配線板の一実施例の平面
図、第２図ないし第４図は従来例の印刷配線板の
平面図、第５図は従来例の印刷配線板の斜視図で
ある。
１……スルホール、２……回路パターン、３…
…マスク、４……ランド導体部、５……未露光部
分、６……ボイド、７……補助ランド。
Fig. 1 is a plan view of an embodiment of the printed wiring board of the present invention, Figs. 2 to 4 are plan views of a conventional printed wiring board, and Fig. 5 is a perspective view of a conventional printed wiring board. be. 1...Through hole, 2...Circuit pattern, 3...
...Mask, 4...Land conductor portion, 5...Unexposed portion, 6...Void, 7...Auxiliary land.
Claims (1)
略同一な状態で重なる印刷配線板において、前記
ランド導体部と回路パターンの接続部を含むスル
ホールの外周縁部にランド導体部と回路パターン
とを電気的に接続する補助ランドが設けられてい
ることを特徴とする印刷配線板。 In a printed wiring board in which the diameter of the through hole and the diameter of the land conductor overlap in a state where the diameters are approximately the same, the land conductor and the circuit pattern are arranged at the outer periphery of the through hole including the connection part between the land conductor and the circuit pattern. A printed wiring board characterized by being provided with an auxiliary land for electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7280286U JPS62184783U (en) | 1986-05-14 | 1986-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7280286U JPS62184783U (en) | 1986-05-14 | 1986-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62184783U true JPS62184783U (en) | 1987-11-24 |
Family
ID=30916572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7280286U Pending JPS62184783U (en) | 1986-05-14 | 1986-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62184783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03136295A (en) * | 1989-10-21 | 1991-06-11 | Toshiba Corp | Hybrid integrated circuit |
-
1986
- 1986-05-14 JP JP7280286U patent/JPS62184783U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03136295A (en) * | 1989-10-21 | 1991-06-11 | Toshiba Corp | Hybrid integrated circuit |