JPS6276556U - - Google Patents
Info
- Publication number
- JPS6276556U JPS6276556U JP16888785U JP16888785U JPS6276556U JP S6276556 U JPS6276556 U JP S6276556U JP 16888785 U JP16888785 U JP 16888785U JP 16888785 U JP16888785 U JP 16888785U JP S6276556 U JPS6276556 U JP S6276556U
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- printed wiring
- hole
- circuit patterns
- 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
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Structure Of Printed Boards (AREA)
Description
図面は本考案の一実施例の要部断面図である。
１……絶縁基板、２……部品孔、３……導通孔
、４……銅めつき層、５……高粘度のソルダーレ
ジストの塗布膜。
、４……銅めつき層、５……高粘度のソルダーレ
ジストの塗布膜。
Claims (1)
- 表裏両面にそれぞれ回路パターンが形成され、
かつ前記両回路パターンの電気的導通のみを目的
とするスルーホールを有するプリント配線板にお
いて、前記スルーホールの内径を０．３〜０．６
mmに形成し、かつ両開口端をそれぞれ高粘度のソ
ルダーレジスト材料の塗布膜で閉塞してなること
を特徴とするプリント配線板。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16888785U JPS6276556U (ja) | 1985-10-31 | 1985-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16888785U JPS6276556U (ja) | 1985-10-31 | 1985-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6276556U true JPS6276556U (ja) | 1987-05-16 |
Family
ID=31102184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16888785U Pending JPS6276556U (ja) | 1985-10-31 | 1985-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6276556U (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6422096A (en) * | 1987-07-17 | 1989-01-25 | Toppan Printing Co Ltd | Manufacture of printed wiring board |
| JPH03108791A (ja) * | 1989-09-22 | 1991-05-08 | Matsushita Electric Works Ltd | プリント配線板 |
-
1985
- 1985-10-31 JP JP16888785U patent/JPS6276556U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6422096A (en) * | 1987-07-17 | 1989-01-25 | Toppan Printing Co Ltd | Manufacture of printed wiring board |
| JPH03108791A (ja) * | 1989-09-22 | 1991-05-08 | Matsushita Electric Works Ltd | プリント配線板 |
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