JPS6252964U - - Google Patents
Info
- Publication number
- JPS6252964U JPS6252964U JP14362685U JP14362685U JPS6252964U JP S6252964 U JPS6252964 U JP S6252964U JP 14362685 U JP14362685 U JP 14362685U JP 14362685 U JP14362685 U JP 14362685U JP S6252964 U JPS6252964 U JP S6252964U
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- hole
- wiring board
- printed wiring
- edge
- 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
Landscapes
- Structure Of Printed Boards (AREA)
Description
第１図ないし第４図はそれぞれ本考案の実施例
を示す平面図、第５図および第６図はそれぞれ従
来の印刷配線板を示す平面図である。
１……基板、２……長孔、３……円孔。
FIGS. 1 to 4 are plan views showing embodiments of the present invention, and FIGS. 5 and 6 are plan views showing conventional printed wiring boards, respectively. 1...Substrate, 2...Long hole, 3...Circular hole.
Claims (1)
らの透孔を結ぶ線に沿つて分割可能としてなる印
刷配線板において、前記基板の端部における分割
強度を、その中央部における分割強度よりも大き
くしたことを特徴とする印刷配線板。 (2) 前記透孔が、長孔と、円孔または前記長孔
よりも長径の短い長孔からなり、かつ前記円孔ま
たは長径の短い長孔を基板の端縁近傍に偏在させ
たことを特徴とする実用新案登録請求の範囲第１
項記載の印刷配線板。 (3) 前記基板の端縁近傍の透孔のピツチが、そ
の中央の透孔のピツチよりも大きくされているこ
とを特徴とする実用新案登録請求の範囲第１項記
載の印刷配線板。 (4) 前記透孔が円孔であり、かつ前記基板の端
縁近傍の円孔の径が、中央部の円孔の径よりも小
さくされていることを特徴とする実用新案登録請
求の範囲第１項記載の印刷配線板。[Claims for Utility Model Registration] (1) In a printed wiring board in which a plurality of through holes are formed in a line in a substrate and can be divided along a line connecting these through holes, division at the edge of the substrate is provided. A printed wiring board characterized in that its strength is greater than the dividing strength at its center. (2) The through hole is composed of a long hole and a circular hole or a long hole with a shorter major diameter than the long hole, and the circular hole or the long hole with a shorter major diameter is unevenly distributed near the edge of the substrate. Characteristic utility model registration claim 1
Printed wiring board as described in section. (3) The printed wiring board according to claim 1, wherein the pitch of the through holes near the edge of the substrate is larger than the pitch of the through holes at the center thereof. (4) A utility model registration claim characterized in that the through hole is a circular hole, and the diameter of the circular hole near the edge of the substrate is smaller than the diameter of the circular hole in the center. The printed wiring board according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14362685U JPS6252964U (en) | 1985-09-20 | 1985-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14362685U JPS6252964U (en) | 1985-09-20 | 1985-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6252964U true JPS6252964U (en) | 1987-04-02 |
Family
ID=31053485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14362685U Pending JPS6252964U (en) | 1985-09-20 | 1985-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6252964U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5710759B2 (en) * | 1976-09-30 | 1982-02-27 | ||
| JPS5849464B2 (en) * | 1975-02-13 | 1983-11-04 | ペ−タ− ランゲン | Barasairiyo Bunker |
-
1985
- 1985-09-20 JP JP14362685U patent/JPS6252964U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5849464B2 (en) * | 1975-02-13 | 1983-11-04 | ペ−タ− ランゲン | Barasairiyo Bunker |
| JPS5710759B2 (en) * | 1976-09-30 | 1982-02-27 |
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