JPH0456376U - - Google Patents
Info
- Publication number
- JPH0456376U JPH0456376U JP9992990U JP9992990U JPH0456376U JP H0456376 U JPH0456376 U JP H0456376U JP 9992990 U JP9992990 U JP 9992990U JP 9992990 U JP9992990 U JP 9992990U JP H0456376 U JPH0456376 U JP H0456376U
- Authority
- JP
- Japan
- Prior art keywords
- grooves
- main surfaces
- lower main
- wiring board
- printed wiring
- 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
Landscapes
- Structure Of Printed Boards (AREA)
Description
第１図ａ乃至第１図ｄは本考案の一実施例の多
層印刷配線板の製造方法を順に示す断面図、第１
図ｅは第１図ｄの配線板の後工程を示す平面図、
第２図は従来の多層印刷配線板を順に示す平面図
である。
１……多層板、２……銅箔、３……内層回路、
４……スルーホール、５……外層回路、６……Ｖ
溝、７……端子。
1a to 1d are cross-sectional views sequentially showing a method for manufacturing a multilayer printed wiring board according to an embodiment of the present invention;
Figure e is a plan view showing the post-processing of the wiring board in Figure 1 d;
FIG. 2 is a plan view sequentially showing a conventional multilayer printed wiring board. 1...Multilayer board, 2...Copper foil, 3...Inner layer circuit,
4...Through hole, 5...Outer layer circuit, 6...V
Groove, 7...terminal.
Claims (1)
上下両主表面の溝を間を内層回路パターンを有す
ることを特徴とする多層印刷配線板。 1. A multilayer printed wiring board having grooves having a V-shaped cross section on both upper and lower main surfaces, and having an inner layer circuit pattern between the grooves on the upper and lower main surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9992990U JPH0456376U (en) | 1990-09-25 | 1990-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9992990U JPH0456376U (en) | 1990-09-25 | 1990-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0456376U true JPH0456376U (en) | 1992-05-14 |
Family
ID=31842208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9992990U Pending JPH0456376U (en) | 1990-09-25 | 1990-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0456376U (en) |
-
1990
- 1990-09-25 JP JP9992990U patent/JPH0456376U/ja active Pending