CN1926412A - 磁致伸缩应力波传感器 - Google Patents
磁致伸缩应力波传感器 Download PDFInfo
- Publication number
- CN1926412A CN1926412A CNA2004800422722A CN200480042272A CN1926412A CN 1926412 A CN1926412 A CN 1926412A CN A2004800422722 A CNA2004800422722 A CN A2004800422722A CN 200480042272 A CN200480042272 A CN 200480042272A CN 1926412 A CN1926412 A CN 1926412A
- Authority
- CN
- China
- Prior art keywords
- sensing element
- scale
- housing
- vibration transducer
- installation surface
- 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.)
- Granted
Links
- GDOPTJXRTPNYNR-UHFFFAOYSA-N CC1CCCC1 Chemical compound CC1CCCC1 GDOPTJXRTPNYNR-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/02—Devices characterised by the use of mechanical means
- G01P3/12—Devices characterised by the use of mechanical means by making use of a system excited by impact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
- G01H11/04—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance using magnetostrictive devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/02—Housings
-
- 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
- G01P15/0885—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 magnetostrictive pick-up
-
- 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
- G01P15/0891—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 with indication of predetermined acceleration values
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/792,739 | 2004-03-05 | ||
US10/792,739 US7081801B2 (en) | 2004-03-05 | 2004-03-05 | Magnetostrictive stress wave sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1926412A true CN1926412A (zh) | 2007-03-07 |
CN100491936C CN100491936C (zh) | 2009-05-27 |
Family
ID=34750611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800422722A Expired - Fee Related CN100491936C (zh) | 2004-03-05 | 2004-11-05 | 振动传感器 |
Country Status (6)
Country | Link |
---|---|
US (3) | US7081801B2 (zh) |
EP (1) | EP1571430B1 (zh) |
JP (1) | JP2007527009A (zh) |
KR (1) | KR100837034B1 (zh) |
CN (1) | CN100491936C (zh) |
WO (1) | WO2005095908A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102205404A (zh) * | 2011-05-10 | 2011-10-05 | 湖南镭目科技有限公司 | 用于振动信号采集的驻波放大装置及大包下渣振动信号检测方法 |
CN104792875A (zh) * | 2015-03-20 | 2015-07-22 | 西安交通大学 | 基于双线圈结构的柔性电磁超声检测系统及检测方法 |
CN110446908A (zh) * | 2017-03-24 | 2019-11-12 | Zf腓德烈斯哈芬股份公司 | 用于检测车辆的车辆部分的振动的方法、控制器和系统 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7188511B2 (en) * | 2004-06-11 | 2007-03-13 | Robert Bosch Gmbh | Stress wave sensor |
US7231803B2 (en) * | 2004-06-11 | 2007-06-19 | Robert Bosch Gmbh | Hybrid impact sensor |
US7303041B2 (en) | 2005-08-22 | 2007-12-04 | Key Safety Systems, Inc. | Vehicle soft impact detection |
DE102007009692A1 (de) * | 2007-02-28 | 2008-09-04 | Robert Bosch Gmbh | Unfallsensor |
US8646167B2 (en) * | 2012-01-12 | 2014-02-11 | Sauer-Danfoss Inc. | Method of actuating a wireless sensor of road construction equipment |
US20160096484A1 (en) * | 2014-10-07 | 2016-04-07 | Continental Automotive Systems, Inc. | Integrated fastener for plastic components |
CN106814140B (zh) * | 2017-03-03 | 2019-08-02 | 江苏大学 | 一种用于管道表面耦合的超磁致伸缩导波激励换能器 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3945459A (en) * | 1972-07-26 | 1976-03-23 | Nippon Soken, Inc. | Collision sensing system for vehicles |
US4096735A (en) * | 1977-02-11 | 1978-06-27 | General Motors Corporation | Engine detonation sensor with double shielded case |
US4284863A (en) * | 1979-05-09 | 1981-08-18 | Breed Corporation | Velocity change sensor |
US4308474A (en) | 1979-11-14 | 1981-12-29 | The United States Of America As Represented By The Secretary Of The Navy | Rare earth-iron magnetostrictive materials and devices using these materials |
US4342228A (en) | 1980-11-04 | 1982-08-03 | The United States Of America As Represented By The Secretary Of The Navy | Angular accelerometer |
US4463610A (en) * | 1982-02-18 | 1984-08-07 | Allied Corporation | Tuned vibration detector |
DE4008644C1 (zh) | 1990-03-17 | 1991-05-29 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
US5767766A (en) | 1995-09-01 | 1998-06-16 | Southwest Research Institute | Apparatus and method for monitoring vehicular impacts using magnetostrictive sensors |
US5580084A (en) | 1995-09-12 | 1996-12-03 | Artistic Analytical Methods, Inc. | System and method for controlling vehicle safety device |
JPH10160747A (ja) * | 1996-12-03 | 1998-06-19 | Oki Electric Ind Co Ltd | 衝撃センサ |
US6037682A (en) | 1998-01-08 | 2000-03-14 | Etrema Products, Inc. | Integrated multi-mode transducer and method |
US6352649B1 (en) | 1998-10-01 | 2002-03-05 | Iowa State University Research Foundation Inc. | Material for magnetostrictive sensors and other applications based on ferrite materials |
JP2000114615A (ja) * | 1998-10-09 | 2000-04-21 | Sanyo Electric Co Ltd | 磁歪検出型力センサ |
GB2347539B (en) | 1999-03-01 | 2001-01-10 | Breed Automotive Tech | A vehicle impact detection apparatus and method |
WO2001015105A1 (en) * | 1999-08-26 | 2001-03-01 | Automotive Systems Laboratory, Inc. | Magnetic sensor |
-
2004
- 2004-03-05 US US10/792,739 patent/US7081801B2/en not_active Expired - Lifetime
- 2004-07-09 EP EP04016185.3A patent/EP1571430B1/en active Active
- 2004-11-05 CN CNB2004800422722A patent/CN100491936C/zh not_active Expired - Fee Related
- 2004-11-05 WO PCT/US2004/036852 patent/WO2005095908A1/en active Application Filing
- 2004-11-05 KR KR1020067017973A patent/KR100837034B1/ko active IP Right Grant
- 2004-11-05 JP JP2007501766A patent/JP2007527009A/ja active Pending
-
2006
- 2006-07-20 US US11/490,324 patent/US7312679B2/en not_active Expired - Lifetime
- 2006-07-20 US US11/490,325 patent/US7298237B2/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102205404A (zh) * | 2011-05-10 | 2011-10-05 | 湖南镭目科技有限公司 | 用于振动信号采集的驻波放大装置及大包下渣振动信号检测方法 |
US9404894B2 (en) | 2011-05-10 | 2016-08-02 | Hunan Ramon Science & Technology Co., Ltd. | Standing wave amplification device for vibration signal collection and ladle slag vibration signal detection method |
CN104792875A (zh) * | 2015-03-20 | 2015-07-22 | 西安交通大学 | 基于双线圈结构的柔性电磁超声检测系统及检测方法 |
CN110446908A (zh) * | 2017-03-24 | 2019-11-12 | Zf腓德烈斯哈芬股份公司 | 用于检测车辆的车辆部分的振动的方法、控制器和系统 |
Also Published As
Publication number | Publication date |
---|---|
KR100837034B1 (ko) | 2008-06-10 |
KR20060116243A (ko) | 2006-11-14 |
EP1571430B1 (en) | 2019-08-21 |
WO2005095908A1 (en) | 2005-10-13 |
US7081801B2 (en) | 2006-07-25 |
US20060261917A1 (en) | 2006-11-23 |
US20050194240A1 (en) | 2005-09-08 |
JP2007527009A (ja) | 2007-09-20 |
EP1571430A2 (en) | 2005-09-07 |
US7298237B2 (en) | 2007-11-20 |
CN100491936C (zh) | 2009-05-27 |
EP1571430A3 (en) | 2007-10-31 |
US7312679B2 (en) | 2007-12-25 |
US20060261918A1 (en) | 2006-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LITTELFUSE, INC. Free format text: FORMER OWNER: KEY SAFETY SYSTEMS INC. Effective date: 20140716 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140716 Address after: Illinois Instrunment Patentee after: Littelfuse, Inc. Address before: Michigan Patentee before: Key Safety Systems Inc. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20201105 |
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CF01 | Termination of patent right due to non-payment of annual fee |