JPS5916168U

JPS5916168U - Printed board

Info

Publication number: JPS5916168U
Application number: JP11122082U
Authority: JP
Inventors: 播磨　勝則; 裕司鷲見; 大嶋　孝正
Original assignee: 松下電器産業株式会社
Priority date: 1982-07-21
Filing date: 1982-07-21
Publication date: 1984-01-31

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来のプリント基板の要部を示す平面図、第２
図は第１図のＡ−Ａ線断面図、第３図は同Ｂ−Ｂ線断面
図、第４図は本考案の一実施例であるプリント基板の要
部平面図、第５図は第３図に絶縁塗料を塗布した状態の
平面図、第６図は第５図のＣ−Ｃ線断面図、第７図は同
Ｄ−Ｄ線断面図である。１・・・・・・プリント基板、２・・・・・・ハンダラ
ンド、２ａ・・・・・・端面、３・・・・・・部品用孔
、５・・・・・・スリット、６・・・・・・絶縁塗料。Figure 1 is a plan view showing the main parts of a conventional printed circuit board;
The figures are a sectional view taken along the line A-A in Fig. 1, Fig. 3 is a sectional view taken along the line B-B in Fig. 1, Fig. 4 is a plan view of the main parts of a printed circuit board that is an embodiment of the present invention, and Fig. 3 is a plan view of the state in which the insulating paint is applied, FIG. 6 is a cross-sectional view taken along the line C--C of FIG. 5, and FIG. 7 is a cross-sectional view taken along the line D--D of FIG. 1... Printed circuit board, 2... Solder land, 2a... End surface, 3... Hole for parts, 5... Slit, 6 ...Insulating paint.

Claims

[Scope of utility model registration request]

A printed circuit board having a structure in which a solder land is formed around a component hole, a part of the solder land that is connected to the component hole is cut out in the shape of a keyhole, and an insulating paint is applied on at least the keyhole-shaped slit. .