JPS5870617U - Printed board - Google Patents

Printed board

Info

Publication number
JPS5870617U
JPS5870617U JP16581781U JP16581781U JPS5870617U JP S5870617 U JPS5870617 U JP S5870617U JP 16581781 U JP16581781 U JP 16581781U JP 16581781 U JP16581781 U JP 16581781U JP S5870617 U JPS5870617 U JP S5870617U
Authority
JP
Japan
Prior art keywords
insulating substrate
copper foil
conductive pattern
printed board
fixed contact
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.)
Granted
Application number
JP16581781U
Other languages
Japanese (ja)
Other versions
JPH021779Y2 (en
Inventor
信二 岡本
Original Assignee
北陸電気工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 北陸電気工業株式会社 filed Critical 北陸電気工業株式会社
Priority to JP16581781U priority Critical patent/JPS5870617U/en
Publication of JPS5870617U publication Critical patent/JPS5870617U/en
Application granted granted Critical
Publication of JPH021779Y2 publication Critical patent/JPH021779Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Structure Of Printed Boards (AREA)
  • Contacts (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例の要部を示す平面図、第２図は
第１図の■−■線に沿った断面を一部省略して示した拡
大断面図である。 １・・・絶縁基板、２・・・銅箔回路、３，３′・・・
キースイッチ用固定接点パターン、４・・・配線用導電
パターン、５０・スルーホール導体。FIG. 1 is a plan view showing a main part of an embodiment of the present invention, and FIG. 2 is an enlarged sectional view showing a cross section taken along the line ■-■ in FIG. 1 with a portion omitted. 1... Insulating substrate, 2... Copper foil circuit, 3, 3'...
Fixed contact pattern for key switch, 4... Conductive pattern for wiring, 50. Through-hole conductor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] キースイッチ用固定接点のパターンと配線用の導電パタ
ーンと銅箔回路とを絶縁基板上に設けてなるプリント基
板において、前記銅箔回路は前記絶縁基板の一方の面に
のみ形成され、前記キースイッチ用固定接点のパターン
及び導電パターンは前記絶縁基板の他方の面にカーボン
塗料により形成され、前記銅箔回路の所定の部分と前記
導電パターンの所定部分とが前記絶縁基板を貫通させた
スルーホール導体により相互に接続されていることを特
徴とするプリント基板。In a printed circuit board comprising a fixed contact pattern for a key switch, a conductive pattern for wiring, and a copper foil circuit on an insulating substrate, the copper foil circuit is formed only on one surface of the insulating substrate, and the key switch A fixed contact pattern and a conductive pattern are formed on the other surface of the insulating substrate using carbon paint, and a predetermined portion of the copper foil circuit and a predetermined portion of the conductive pattern form a through-hole conductor that penetrates the insulating substrate. A printed circuit board characterized by being interconnected by.
JP16581781U 1981-11-09 1981-11-09 Printed board Granted JPS5870617U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16581781U JPS5870617U (en) 1981-11-09 1981-11-09 Printed board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16581781U JPS5870617U (en) 1981-11-09 1981-11-09 Printed board

Publications (2)

Publication Number Publication Date
JPS5870617U true JPS5870617U (en) 1983-05-13
JPH021779Y2 JPH021779Y2 (en) 1990-01-17

Family

ID=29958004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16581781U Granted JPS5870617U (en) 1981-11-09 1981-11-09 Printed board

Country Status (1)

Country Link
JP (1) JPS5870617U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139358A (en) * 1974-04-26 1975-11-07
JPS5557222U (en) * 1978-10-13 1980-04-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139358A (en) * 1974-04-26 1975-11-07
JPS5557222U (en) * 1978-10-13 1980-04-18

Also Published As

Publication number Publication date
JPH021779Y2 (en) 1990-01-17

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