JPH0452346U - - Google Patents
Info
- Publication number
- JPH0452346U JPH0452346U JP9503990U JP9503990U JPH0452346U JP H0452346 U JPH0452346 U JP H0452346U JP 9503990 U JP9503990 U JP 9503990U JP 9503990 U JP9503990 U JP 9503990U JP H0452346 U JPH0452346 U JP H0452346U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- detection coil
- core
- coil
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 2
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図ａは本考案実施例の要部の断面図、ｂは
その充填物の実施例の斜視図、第２図は従来の近
接スイツチの一例を示す断面図、第３図はその検
出コイルの取付状態を示す断面図である。
１……ヘツドケース、２……検出面、３……検
出コイル、４……コア、５……貫通穴、５ａ……
中空部、７……支持部材、９……プリント基板、
１０……本体ケース、１２……ケーブル、１３…
…合成樹脂、１４……充填物。
Fig. 1a is a sectional view of the main part of the embodiment of the present invention, b is a perspective view of an embodiment of the filling, Fig. 2 is a sectional view showing an example of a conventional proximity switch, and Fig. 3 is a detection coil thereof. FIG. 3 is a cross-sectional view showing the attached state. 1...Head case, 2...Detection surface, 3...Detection coil, 4...Core, 5...Through hole, 5a...
Hollow part, 7... Supporting member, 9... Printed circuit board,
10...Main case, 12...Cable, 13...
...synthetic resin, 14...filling.
Claims (1)
れた検出コイルと、検出回路部等に設けられたプ
リント基板と、前記検出コイル、プリント基板が
収容され合成樹脂が充填されたケースと、前記プ
リント基板に接続されたケーブル等とからなる近
接スイツチにおいて、 前記検出コイルのコアの貫通穴に形成された中
空部に充填物を充填したことを特徴とする近接ス
イツチ。[Claims for Utility Model Registration] A detection coil in which a coil is wound around a core having a through hole in the center, a printed circuit board provided in a detection circuit section, etc., and a synthetic resin in which the detection coil and printed circuit board are housed. A proximity switch comprising a case filled with a substance and a cable connected to the printed circuit board, characterized in that a hollow portion formed in a through hole of the core of the detection coil is filled with a filling substance. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9503990U JPH0452346U (en) | 1990-09-12 | 1990-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9503990U JPH0452346U (en) | 1990-09-12 | 1990-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452346U true JPH0452346U (en) | 1992-05-01 |
Family
ID=31833442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9503990U Pending JPH0452346U (en) | 1990-09-12 | 1990-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452346U (en) |
-
1990
- 1990-09-12 JP JP9503990U patent/JPH0452346U/ja active Pending