JPH0487433U - - Google Patents
Info
- Publication number
- JPH0487433U JPH0487433U JP13089490U JP13089490U JPH0487433U JP H0487433 U JPH0487433 U JP H0487433U JP 13089490 U JP13089490 U JP 13089490U JP 13089490 U JP13089490 U JP 13089490U JP H0487433 U JPH0487433 U JP H0487433U
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- inductance
- tilt sensor
- oscillation
- cylindrical portion
- 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
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
第１図は本考案に係る振動・傾斜センサーの縦
断正面図、第２図は第１図のセンサーをコルピツ
ツ形ＬＣ発振回路に組み込んだ振動・傾斜感知装
置の回路図である。
１……電磁コイル、２……ボビン、３……中央
円筒部、４……延長部、５……球状磁性体。
FIG. 1 is a longitudinal sectional front view of a vibration/tilt sensor according to the present invention, and FIG. 2 is a circuit diagram of a vibration/tilt sensing device in which the sensor of FIG. 1 is incorporated into a Colpitts type LC oscillation circuit. DESCRIPTION OF SYMBOLS 1... Electromagnetic coil, 2... Bobbin, 3... Central cylindrical part, 4... Extension part, 5... Spherical magnetic body.
Claims (1)
筒部３を、軸方向左右にほぼ円筒内径と同寸法延
長４させ、該円筒部内に球状磁性体５を転動可能
に封入してなるインダクタンス可変形振動・傾斜
センサー。 ２ 請求項１記載の振動・傾斜センサーを、コル
ピツツ形ＬＣ発振回路Ａのインダクタンス部分に
使用し、発振用トランジスタのベース回路に前記
振動・傾斜センサーのインダクタンス変化分に応
じて発振がＯＮ−ＯＦＦするように調整したイン
ダクタンス可変形振動・傾斜感知装置。[Claims for Utility Model Registration] 1. The central cylindrical portion 3 of the bobbin 2 around which the electromagnetic coil 1 is wound is extended 4 to the left and right in the axial direction by approximately the same dimension as the inner diameter of the cylinder, and a spherical magnetic body 5 can be rolled within the cylindrical portion. A variable inductance vibration/tilt sensor enclosed in a. 2. The vibration/tilt sensor according to claim 1 is used in an inductance portion of a Colpitts type LC oscillation circuit A, and oscillation is turned ON/OFF in a base circuit of an oscillation transistor according to a change in inductance of the vibration/tilt sensor. Variable inductance vibration/tilt sensing device adjusted as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13089490U JPH0487433U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13089490U JPH0487433U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0487433U true JPH0487433U (en) | 1992-07-29 |
Family
ID=31878204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13089490U Pending JPH0487433U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0487433U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4943679A (en) * | 1972-08-30 | 1974-04-24 | ||
| JPS5912005B2 (en) * | 1977-08-17 | 1984-03-19 | 三菱電機株式会社 | superconducting coil |
| JPS63252258A (en) * | 1987-04-09 | 1988-10-19 | Diesel Kiki Co Ltd | Detector of acceleration caused by vibration |
-
1990
- 1990-11-30 JP JP13089490U patent/JPH0487433U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4943679A (en) * | 1972-08-30 | 1974-04-24 | ||
| JPS5912005B2 (en) * | 1977-08-17 | 1984-03-19 | 三菱電機株式会社 | superconducting coil |
| JPS63252258A (en) * | 1987-04-09 | 1988-10-19 | Diesel Kiki Co Ltd | Detector of acceleration caused by vibration |