JPS62192206U - - Google Patents
Info
- Publication number
- JPS62192206U JPS62192206U JP8058286U JP8058286U JPS62192206U JP S62192206 U JPS62192206 U JP S62192206U JP 8058286 U JP8058286 U JP 8058286U JP 8058286 U JP8058286 U JP 8058286U JP S62192206 U JPS62192206 U JP S62192206U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- measuring
- impedance
- gap sensor
- gap
- 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
- 238000005259 measurement Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図は本考案の第一実施例であるギヤツプセ
ンサの構成を示す断面図、第２図は同ギヤツプセ
ンサの電気回路ブロツク図、第３図は同ギヤツプ
センサの測定用コイルの出力特性説明図、第４図
は同ギヤツプセンサの温度特性説明図、第５図は
同ギヤツプセンサの差動増幅器出力の説明図を示
している。
１０……プローブ、１２……測定用コイル、１
４……温度補償用コイル、３０……測定対象物、
４２……差動増幅器。
FIG. 1 is a sectional view showing the configuration of a gap sensor according to the first embodiment of the present invention, FIG. 2 is an electric circuit block diagram of the same gap sensor, FIG. 3 is an explanatory diagram of the output characteristics of the measuring coil of the same gap sensor, and FIG. FIG. 4 is an explanatory diagram of the temperature characteristics of the same gap sensor, and FIG. 5 is an explanatory diagram of the differential amplifier output of the same gap sensor. 10... Probe, 12... Measuring coil, 1
4...Temperature compensation coil, 30...Measurement object,
42...Differential amplifier.
Claims (1)
するとき、該測定対象物による前記測定用コイル
のインピーダンスの変化を検出して前記測定用コ
イルから前記測定対象物までのギヤツプを非接触
で測定するギヤツプセンサにおいて、 前期測定用コイルの近傍に配置され、かつ、前
記測定用コイルおよび前記測定対象物の構成する
磁気回路より磁気的に独立して設けられる温度補
償用コイルと、 該温度補償用コイルのインピーダンスと前記測
定用コイルのインピーダンスとの差を取り出す出
力手段と、 を備えることを特徴とするギヤツプセンサ。[Claims for Utility Model Registration] When an object to be measured is present within the magnetic field created by the measuring coil, a change in impedance of the measuring coil due to the measuring object is detected and the measurement coil is moved from the measuring coil to the measuring object. In a gap sensor that non-contactly measures the gap up to A gap sensor comprising: a coil; and an output means for extracting the difference between the impedance of the temperature compensation coil and the impedance of the measurement coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8058286U JPS62192206U (en) | 1986-05-26 | 1986-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8058286U JPS62192206U (en) | 1986-05-26 | 1986-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62192206U true JPS62192206U (en) | 1987-12-07 |
Family
ID=30931515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8058286U Pending JPS62192206U (en) | 1986-05-26 | 1986-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62192206U (en) |
-
1986
- 1986-05-26 JP JP8058286U patent/JPS62192206U/ja active Pending
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