JPS6351255B2 - - Google Patents
Info
- Publication number
- JPS6351255B2 JPS6351255B2 JP3862280A JP3862280A JPS6351255B2 JP S6351255 B2 JPS6351255 B2 JP S6351255B2 JP 3862280 A JP3862280 A JP 3862280A JP 3862280 A JP3862280 A JP 3862280A JP S6351255 B2 JPS6351255 B2 JP S6351255B2
- Authority
- JP
- Japan
- Prior art keywords
- linear
- weight
- sensitive element
- vibration sensor
- linear piezoelectric
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000011896 sensitive detection Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 229940021013 electrolyte solution Drugs 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3862280A JPS56135127A (en) | 1980-03-26 | 1980-03-26 | Oscillation sensor |
GB8021502A GB2055018B (en) | 1979-07-11 | 1980-07-01 | Vibration detector |
US06/165,802 US4368525A (en) | 1979-07-11 | 1980-07-03 | Vibration detector |
DE19803025894 DE3025894A1 (de) | 1979-07-11 | 1980-07-09 | Schwingungsdetektor |
CA000355868A CA1171953A (en) | 1979-07-11 | 1980-07-10 | Seismic vibration detector using piezoelectric polymeric substance |
FR8015352A FR2461270A1 (fr) | 1979-07-11 | 1980-07-10 | Detecteur de vibrations |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3862280A JPS56135127A (en) | 1980-03-26 | 1980-03-26 | Oscillation sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56135127A JPS56135127A (en) | 1981-10-22 |
JPS6351255B2 true JPS6351255B2 (enrdf_load_stackoverflow) | 1988-10-13 |
Family
ID=12530332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3862280A Granted JPS56135127A (en) | 1979-07-11 | 1980-03-26 | Oscillation sensor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56135127A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114042878B (zh) * | 2021-11-30 | 2023-05-23 | 江苏沙钢集团有限公司 | 用于检测结晶振动台振动异常的装置及异常工况检测方法 |
-
1980
- 1980-03-26 JP JP3862280A patent/JPS56135127A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS56135127A (en) | 1981-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4839872A (en) | Geophone with a sensitive element made of piezoelectric polymer | |
US4368525A (en) | Vibration detector | |
US6336365B1 (en) | Low-cost accelerometer | |
US5053671A (en) | Piezoelectric sensor for monitoring kinetic momentum | |
US9995621B2 (en) | Sound sensor | |
JPH04301770A (ja) | 加速度計装置 | |
JPS5927150B2 (ja) | 圧電トランスデユ−サユニツト および水中聴音器組立体 | |
WO1996041147A1 (en) | Vapor pressure sensor and method | |
US7505369B2 (en) | Geophone with mass position sensing | |
USRE29896E (en) | Intrusion detection system | |
US5811910A (en) | Mechanical shock sensor | |
KR100878545B1 (ko) | 베어링의 하중 감지 및 베어링의 상태 감시를 조합한 센서어셈블리 및 센서 시스템 | |
JPS6351255B2 (enrdf_load_stackoverflow) | ||
US3281768A (en) | Method and cardioid system comprising pressure sensor means with output compensated displacement or acceleration sensor | |
JP6134198B2 (ja) | 圧電型振動センサーおよびこれを用いた漏洩検知方法 | |
US4015233A (en) | Pressure sensor of low sensitivity with respect to acceleration | |
US5128905A (en) | Acoustic field transducers | |
US20070008544A1 (en) | Fiber-optic seismic sensor | |
JP5873453B2 (ja) | 漏洩検出器 | |
JP3711709B2 (ja) | 渦巻き型感震器 | |
JP4172468B2 (ja) | 渦巻き型振動検知器 | |
US4797863A (en) | Underwater acoustical transducer | |
JPH0535337Y2 (enrdf_load_stackoverflow) | ||
WO2015133903A1 (en) | Transducer for use in a capacitive vibration sensor | |
JP3214140B2 (ja) | 地震センサ |