JPS6435641U - - Google Patents
Info
- Publication number
- JPS6435641U JPS6435641U JP13067587U JP13067587U JPS6435641U JP S6435641 U JPS6435641 U JP S6435641U JP 13067587 U JP13067587 U JP 13067587U JP 13067587 U JP13067587 U JP 13067587U JP S6435641 U JPS6435641 U JP S6435641U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- oscillating
- detection
- rotating body
- oscillate
- 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 6
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000010355 oscillation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図及び第２図は、本考案の一実施例を示す
ものであり、第１図は一部を破断して示す正面図
、第２図は要部の電気構成を示すブロツク図であ
り、第３図は従来例を示す部分側面図である。
図中、１１は回転体（シヤフト）、１４はボル
ト（被検出物体）、１５は受信コイル、１６は検
出コイル、１７は発振コイル、１８は発振回路（
発振手段）、２４は検出手段である。
Figures 1 and 2 show an embodiment of the present invention, with Figure 1 being a partially cutaway front view and Figure 2 being a block diagram showing the electrical configuration of the main parts. , FIG. 3 is a partial side view showing a conventional example. In the figure, 11 is a rotating body (shaft), 14 is a bolt (object to be detected), 15 is a receiving coil, 16 is a detection coil, 17 is an oscillation coil, and 18 is an oscillation circuit (
(oscillation means), 24 is a detection means.
Claims (1)
けられた検出コイルを利用して検出する構成のも
のであつて、前記回転体の外周面にこれを包囲し
た状態で固着され前記検出コイルと閉ループ接続
された受信コイルと、この受信コイルの回転軌跡
と対向するように配置された発振コイルと、この
発振コイルを高周波発振させるための発振手段と
、この発振手段の出力変化に基づいて前記被検出
物体の近接を検出する検出手段とを備えたことを
特徴とする磁気近接スイツチ。 It is configured to detect an object to be detected that is close to a rotating body using a detection coil provided on the rotating body, and the detection coil is fixed to the outer peripheral surface of the rotating body in a state surrounding it. A receiving coil connected in a closed loop, an oscillating coil disposed to face the rotation locus of the receiving coil, an oscillating means for causing the oscillating coil to oscillate at a high frequency, and an oscillating means for causing the oscillating coil to oscillate at a high frequency based on a change in the output of the oscillating means. 1. A magnetic proximity switch comprising: a detection means for detecting the proximity of a detection object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13067587U JPS6435641U (en) | 1987-08-27 | 1987-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13067587U JPS6435641U (en) | 1987-08-27 | 1987-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6435641U true JPS6435641U (en) | 1989-03-03 |
Family
ID=31386057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13067587U Pending JPS6435641U (en) | 1987-08-27 | 1987-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6435641U (en) |
-
1987
- 1987-08-27 JP JP13067587U patent/JPS6435641U/ja active Pending