JPH0316633U - - Google Patents
Info
- Publication number
- JPH0316633U JPH0316633U JP7863489U JP7863489U JPH0316633U JP H0316633 U JPH0316633 U JP H0316633U JP 7863489 U JP7863489 U JP 7863489U JP 7863489 U JP7863489 U JP 7863489U JP H0316633 U JPH0316633 U JP H0316633U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- detection coil
- fixed
- circuit
- circuit pattern
- 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 3
- 239000011888 foil Substances 0.000 claims 1
- 239000003779 heat-resistant material Substances 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 claims 1
- 238000005476 soldering Methods 0.000 claims 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図ないし第３図は本考案の第１実施例を示
し、第１図は分解斜視図、第２図は断面図、第３
図は要部の平面図である。第４図及び第５図は本
考案の第２及び第３実施例を其れぞれ示す第１図
相当図、第６図は従来例を示す断面図である。
図面中、１２はプリト回路基板（回路基体）、
１２ａは回路パターン、１３は検出コイル、１４
は磁気コア、２１はフレキシブルプリント回路基
板（回路基体）、３１は本体ケース（回路基体）
である。
1 to 3 show a first embodiment of the present invention, in which FIG. 1 is an exploded perspective view, FIG. 2 is a sectional view, and FIG.
The figure is a plan view of the main parts. 4 and 5 are views corresponding to FIG. 1 showing the second and third embodiments of the present invention, respectively, and FIG. 6 is a sectional view showing a conventional example. In the drawing, 12 is a printed circuit board (circuit base),
12a is a circuit pattern, 13 is a detection coil, 14
is a magnetic core, 21 is a flexible printed circuit board (circuit base), 31 is a main body case (circuit base)
It is.
Claims (1)
が形成された回路基体と、導電箔を絶縁材層を挟
んだ状態で多数回巻回して構成され前記回路基体
上に前記回路パターンへのリフロー半田付けによ
り固着された検出コイルと、少なくとも一部が前
記回路基体に接して固着された前記検出コイル用
の磁気コアとを具備してなる電磁形近接センサ。 A circuit board formed of a solder heat-resistant material and having a circuit pattern formed on its surface, and a conductive foil wound many times with an insulating material layer sandwiched therebetween, and reflow soldering to the circuit pattern on the circuit board. An electromagnetic proximity sensor comprising: a detection coil fixed to the circuit board; and a magnetic core for the detection coil, at least a portion of which is fixed in contact with the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7863489U JPH0316633U (en) | 1989-07-03 | 1989-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7863489U JPH0316633U (en) | 1989-07-03 | 1989-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0316633U true JPH0316633U (en) | 1991-02-19 |
Family
ID=31622082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7863489U Pending JPH0316633U (en) | 1989-07-03 | 1989-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0316633U (en) |
-
1989
- 1989-07-03 JP JP7863489U patent/JPH0316633U/ja active Pending