JPS59128122U - Printed circuit board for key switch - Google Patents
Printed circuit board for key switchInfo
- Publication number
- JPS59128122U JPS59128122U JP2083683U JP2083683U JPS59128122U JP S59128122 U JPS59128122 U JP S59128122U JP 2083683 U JP2083683 U JP 2083683U JP 2083683 U JP2083683 U JP 2083683U JP S59128122 U JPS59128122 U JP S59128122U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- key switch
- printed circuit
- conductive
- layer
- 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
- 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
第１図は従来技術のキースイッチ用プリント基板の要部
断面図、第２図は別の従来技術のキースイッチ用プリン
ト基板の要部断面図、第３図は本考案の実施例のキース
イッチの要部断面図、第４図は本考案の具体的接点構成
の一実施例を示す部分構成図、第５図は本考案の別の実
施例のキースイッチ用プリント基板の要部断面図である
。
１・・・絶縁板、２ａ、 ２ｂ・・・導電層、４ａ、
４ｂ・・・カーボン樹脂層、５ａ、 ５ｂ・・・導電性
樹脂層、６・・・短絡子、７ａ、 ７ｂ・・・絶縁性
保護膜。FIG. 1 is a cross-sectional view of a main part of a printed circuit board for a key switch according to the prior art, FIG. 2 is a cross-sectional view of a main part of a printed circuit board for a key switch according to another prior art, and FIG. 3 is a key switch according to an embodiment of the present invention. 4 is a partial configuration diagram showing one embodiment of a specific contact structure of the present invention, and FIG. 5 is a sectional view of essential parts of a printed circuit board for a key switch according to another embodiment of the present invention. be. 1... Insulating plate, 2a, 2b... Conductive layer, 4a,
4b... Carbon resin layer, 5a, 5b... Conductive resin layer, 6... Short circuit, 7a, 7b... Insulating protective film.
Claims (1)
該導電層と分離されかつ相互に隔置され−た対向するカ
ーボン樹脂層とを被着形成し、該導電層と該カーボン樹
脂層を電気的に接続するために該導電層と該カーボン樹
脂層の端部間に導電性樹脂を被着して成るキースイッチ
用プリント基板二A pair of conductive layers spaced apart on an insulating substrate, and opposing carbon resin layers separated from the conductive layer and spaced from each other are deposited between the conductive layers, and the conductive layer and the carbon resin layer are separated from the conductive layer and spaced from each other. A printed circuit board for a key switch comprising a conductive resin coated between the ends of the conductive layer and the carbon resin layer in order to electrically connect the resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2083683U JPS59128122U (en) | 1983-02-17 | 1983-02-17 | Printed circuit board for key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2083683U JPS59128122U (en) | 1983-02-17 | 1983-02-17 | Printed circuit board for key switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59128122U true JPS59128122U (en) | 1984-08-29 |
Family
ID=30151959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2083683U Pending JPS59128122U (en) | 1983-02-17 | 1983-02-17 | Printed circuit board for key switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59128122U (en) |
-
1983
- 1983-02-17 JP JP2083683U patent/JPS59128122U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59128122U (en) | Printed circuit board for key switch | |
| JPS5889926U (en) | feedthrough capacitor | |
| JPS59112992U (en) | Printed board | |
| JPS5849817U (en) | Printed circuit board for key switch | |
| JPS5812968U (en) | printed wiring board | |
| JPS5839061U (en) | semiconductor integrated circuit | |
| JPS5869975U (en) | printed wiring board | |
| JPS585376U (en) | double-sided printed wiring board | |
| JPS5918459U (en) | Electrical element mounting structure | |
| JPS6074425U (en) | code board | |
| JPS58142928U (en) | thick film capacitor | |
| JPS5849816U (en) | Printed circuit board for key switch | |
| JPS5851460U (en) | Printed board | |
| JPS619873U (en) | Thick film printed multilayer substrate | |
| JPS59103466U (en) | circuit board | |
| JPS5858328U (en) | electronic components | |
| JPS58158471U (en) | printed circuit board | |
| JPS5870617U (en) | Printed board | |
| JPS6037236U (en) | thick film capacitor | |
| JPS58127665U (en) | thick film circuit board | |
| JPS58103161U (en) | Printed board | |
| JPS59187048U (en) | temperature fuse | |
| JPS60144263U (en) | printed wiring board | |
| JPS6033466U (en) | electrical circuit board | |
| JPS59101459U (en) | Terminal structure of thick film wiring board |