JPS6236570U - - Google Patents
Info
- Publication number
- JPS6236570U JPS6236570U JP12828985U JP12828985U JPS6236570U JP S6236570 U JPS6236570 U JP S6236570U JP 12828985 U JP12828985 U JP 12828985U JP 12828985 U JP12828985 U JP 12828985U JP S6236570 U JPS6236570 U JP S6236570U
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- printed wiring
- substrate
- hole
- state
- 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
- 239000000758 substrate Substances 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
Description
第１図は本考案の一実施例を示す印刷配線板の
平面図、第２図はその配線板に形成されたスルー
ホールの断面図、第３図は前記印刷配線板に対す
る半田の付着状態を示す図、第４図は本考案の他
の一実施例を示す印刷配線板の断面図である。
１……基板、２ａ，２ｂ……導電パターン、３
……スルーホール、４……導電層。
Fig. 1 is a plan view of a printed wiring board showing an embodiment of the present invention, Fig. 2 is a sectional view of through holes formed in the wiring board, and Fig. 3 shows the state of solder adhesion to the printed wiring board. The figure shown in FIG. 4 is a sectional view of a printed wiring board showing another embodiment of the present invention. 1...Substrate, 2a, 2b...Conductive pattern, 3
...Through hole, 4...Conductive layer.
Claims (1)
態でスルーホール内面に導電層が形成された印刷
配線板において、 前記スルーホール内の導電層のみが酸化され、
基板表面の導電パターンは酸化されない状態で形
成されていることを特徴とする印刷配線板。[Claims for Utility Model Registration] In a printed wiring board in which a conductive layer is formed on the inner surface of a through hole in a state of being electrically connected to a conductive pattern formed on a surface of a substrate, only the conductive layer within the through hole is oxidized,
A printed wiring board characterized in that a conductive pattern on the surface of the substrate is formed in a state where it is not oxidized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12828985U JPS6236570U (en) | 1985-08-22 | 1985-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12828985U JPS6236570U (en) | 1985-08-22 | 1985-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6236570U true JPS6236570U (en) | 1987-03-04 |
Family
ID=31023826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12828985U Pending JPS6236570U (en) | 1985-08-22 | 1985-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6236570U (en) |
-
1985
- 1985-08-22 JP JP12828985U patent/JPS6236570U/ja active Pending