JPH02119784U - - Google Patents
Info
- Publication number
- JPH02119784U JPH02119784U JP2653289U JP2653289U JPH02119784U JP H02119784 U JPH02119784 U JP H02119784U JP 2653289 U JP2653289 U JP 2653289U JP 2653289 U JP2653289 U JP 2653289U JP H02119784 U JPH02119784 U JP H02119784U
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- attached
- elastic thin
- view
- weight
- 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
- 239000010409 thin film Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
- G01P15/0922—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up of the bending or flexing mode type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/1004—Alarm systems characterised by the type of sensor, e.g. current sensing means
- B60R25/1006—Mechanical sensors, e.g. pendulums
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02827—Elastic parameters, strength or force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2653289U JPH02119784U (US20030157025A1-20030821-C00031.png) | 1989-03-08 | 1989-03-08 | |
| US07/359,049 US4972713A (en) | 1989-03-08 | 1989-05-30 | Sensor of the theft and the like of automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2653289U JPH02119784U (US20030157025A1-20030821-C00031.png) | 1989-03-08 | 1989-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02119784U true JPH02119784U (US20030157025A1-20030821-C00031.png) | 1990-09-27 |
Family
ID=12196098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2653289U Pending JPH02119784U (US20030157025A1-20030821-C00031.png) | 1989-03-08 | 1989-03-08 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4972713A (US20030157025A1-20030821-C00031.png) |
| JP (1) | JPH02119784U (US20030157025A1-20030821-C00031.png) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5523644A (en) * | 1990-05-16 | 1996-06-04 | Witehira; Pita | Piezoelectric motion sensor |
| US5317929A (en) * | 1991-02-07 | 1994-06-07 | Brown David A | Fiber optic flexural disk accelerometer |
| JP2585888Y2 (ja) * | 1991-11-28 | 1998-11-25 | 株式会社岩田エレクトリック | 自動車の盗難等感知器 |
| US5635629A (en) * | 1993-08-03 | 1997-06-03 | Nippondenso Co., Ltd. | Knock sensor |
| US5512874A (en) * | 1994-05-04 | 1996-04-30 | T. B. Poston | Security device |
| JPH0933558A (ja) * | 1995-07-17 | 1997-02-07 | Murata Mfg Co Ltd | 衝撃センサ |
| SE509206C2 (sv) * | 1995-08-30 | 1998-12-14 | Roland Larsson | Vibrationsdetektor |
| US5811910A (en) * | 1997-01-30 | 1998-09-22 | Cameron; Graham P. | Mechanical shock sensor |
| JP2005106529A (ja) * | 2003-09-29 | 2005-04-21 | Hosiden Corp | 圧電型振動センサ |
| DE10354281B4 (de) * | 2003-11-20 | 2012-10-25 | Marco Systemanalyse Und Entwicklung Gmbh | Sensor |
| US20080061969A1 (en) * | 2004-08-04 | 2008-03-13 | Matsushita Electric Industrial Co., Ltd. | Invasion Detection Device |
| CN1985380A (zh) * | 2004-10-21 | 2007-06-20 | 米其林技术公司 | 小型化压电基的振动能量收集器 |
| DE102007006994A1 (de) * | 2006-08-11 | 2008-02-14 | Robert Bosch Gmbh | Schaltungsmodul |
| DE102008002680A1 (de) * | 2008-06-26 | 2009-12-31 | Robert Bosch Gmbh | Biegewandlereinrichtung zum Erzeugen elektrischer Energie aus Verformungen und Schaltungsmodul |
| DE102008041132B4 (de) * | 2008-08-08 | 2021-02-18 | Robert Bosch Gmbh | Biegewandler zum Erzeugen von elektrischer Energie aus mechanischen Verformungen |
| JP5652396B2 (ja) * | 2009-06-26 | 2015-01-14 | 株式会社村田製作所 | 圧電発電装置及び無線センサネットワーク装置 |
| US8991253B2 (en) | 2010-09-28 | 2015-03-31 | Infineon Technologies Ag | Microelectromechanical system |
| US9075078B2 (en) * | 2010-09-28 | 2015-07-07 | Infineon Technologies Ag | Microelectromechanical accelerometer with wireless transmission capabilities |
| CN102095891A (zh) * | 2010-11-09 | 2011-06-15 | 浙江大学 | 温度不敏感的加速度传感用光纤线圈组件 |
| AT13629U1 (de) * | 2011-07-08 | 2014-05-15 | Bachmann Gmbh | Piezoelektrischer sensor |
| US9970831B2 (en) * | 2014-02-10 | 2018-05-15 | Texas Instruments Incorporated | Piezoelectric thin-film sensor |
| KR101640446B1 (ko) * | 2014-10-10 | 2016-07-18 | 주식회사 엠플러스 | 압전 진동 액츄에이터 |
| US10353503B2 (en) | 2015-10-29 | 2019-07-16 | Texas Instruments Incorporated | Integrated force sensing element |
| DE102017200111B3 (de) * | 2017-01-05 | 2018-03-15 | Robert Bosch Gmbh | Mikromechanische Schallwandleranordnung und entsprechendes Herstellungsverfahren |
| US11367458B2 (en) | 2020-08-21 | 2022-06-21 | Waymo Llc | Accelerometer inside of a microphone unit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3206980A (en) * | 1962-10-29 | 1965-09-21 | Kollsman Instr Corp | Solid state altimeter |
| US4051395A (en) * | 1975-08-08 | 1977-09-27 | Minnesota Mining And Manufacturing | Weight actuated piezoelectric polymeric transducer |
| US4395908A (en) * | 1981-08-27 | 1983-08-02 | Western Geophysical Co. Of America | Means for adjusting the sensitivity of a crystal detector |
| GB8519026D0 (en) * | 1985-07-27 | 1985-09-04 | Laing J | Piezo electrical inertia sensitive device |
| JPH0546534Y2 (US20030157025A1-20030821-C00031.png) * | 1986-11-21 | 1993-12-06 | ||
| JPH0523428Y2 (US20030157025A1-20030821-C00031.png) * | 1987-01-22 | 1993-06-15 |
-
1989
- 1989-03-08 JP JP2653289U patent/JPH02119784U/ja active Pending
- 1989-05-30 US US07/359,049 patent/US4972713A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4972713A (en) | 1990-11-27 |
