CN100520302C - 平衡磁线性位移传感器 - Google Patents
平衡磁线性位移传感器 Download PDFInfo
- Publication number
- CN100520302C CN100520302C CNB2005800094243A CN200580009424A CN100520302C CN 100520302 C CN100520302 C CN 100520302C CN B2005800094243 A CNB2005800094243 A CN B2005800094243A CN 200580009424 A CN200580009424 A CN 200580009424A CN 100520302 C CN100520302 C CN 100520302C
- Authority
- CN
- China
- Prior art keywords
- magnet
- hall element
- linear displacement
- pole
- face
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
- G01D2205/10—Detecting linear movement
- G01D2205/18—Detecting linear movement using magnetic means not otherwise provided for in this subclass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/772,171 US7088095B1 (en) | 2004-02-04 | 2004-02-04 | Balanced magnetic linear displacement sensor |
US10/772,171 | 2004-02-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1934419A CN1934419A (zh) | 2007-03-21 |
CN100520302C true CN100520302C (zh) | 2009-07-29 |
Family
ID=34860780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005800094243A Expired - Fee Related CN100520302C (zh) | 2004-02-04 | 2005-02-02 | 平衡磁线性位移传感器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7088095B1 (zh) |
EP (1) | EP1711779A1 (zh) |
CN (1) | CN100520302C (zh) |
WO (1) | WO2005078395A1 (zh) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4543932B2 (ja) * | 2005-01-12 | 2010-09-15 | 株式会社デンソー | 回転角度検出装置 |
EP1942317B1 (en) * | 2005-10-25 | 2019-09-11 | Nikon Corporation | Position detecting apparatus and optical device |
DE102006011207A1 (de) * | 2006-03-02 | 2007-09-06 | Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg | Sensoranordnung und Schaltanordnung |
US7521922B2 (en) * | 2006-11-07 | 2009-04-21 | Key Safety Systems, Inc. | Linear position sensor |
FR2909170B1 (fr) | 2006-11-28 | 2010-01-29 | Moving Magnet Tech Mmt | Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal. |
US10338158B2 (en) | 2007-05-30 | 2019-07-02 | Infineon Technologies Ag | Bias magnetic field sensor |
US10852367B2 (en) | 2007-05-30 | 2020-12-01 | Infineon Technologies Ag | Magnetic-field sensor with a back-bias magnet |
DE102007025000B3 (de) * | 2007-05-30 | 2008-12-11 | Infineon Technologies Ag | Magnetfeldsensor |
ES2335461B1 (es) * | 2007-07-17 | 2011-01-17 | Galileo Engineering S.R.L | Dispositivo para medir el desplazamiento de un objeto movil con respecto a un sistema de referencia fijo. |
JP4853496B2 (ja) * | 2007-07-30 | 2012-01-11 | 株式会社デンソー | 位置検出センサ |
WO2009121193A1 (de) * | 2008-04-02 | 2009-10-08 | Polycontact Ag | Magnetische linearsensoranordnung |
CN101886934A (zh) * | 2009-05-14 | 2010-11-17 | 曾卫东 | 基于霍尔元件的定位方法及定位*** |
US7977935B2 (en) * | 2009-06-04 | 2011-07-12 | Key Safety Systems, Inc. | Temperature tolerant magnetic linear displacement sensor |
DE102009035091A1 (de) | 2009-07-28 | 2011-02-10 | Mahle International Gmbh | Positionssensor und Linearaktuator |
DE102010003135A1 (de) * | 2010-03-23 | 2011-09-29 | Robert Bosch Gmbh | Magnetgeberanordnung für magnetbasierte Positionssensoren mit verbesserter Geometrie zur präziseren Positionsermittlung |
CN101871764B (zh) * | 2010-06-21 | 2012-05-30 | 中国计量学院 | 基于霍尔效应的岩土地下位移测量方法及装置 |
US9448087B2 (en) | 2011-10-10 | 2016-09-20 | Methode Electronics, Inc. | Contactless magnetic linear position sensor |
CN102589406B (zh) * | 2012-02-22 | 2014-10-01 | 奇瑞汽车股份有限公司 | 一种假人胸部位移传感器标定试验装置及其标定试验方法 |
CN102878916B (zh) * | 2012-08-30 | 2015-01-21 | 杨会峰 | 基于霍尔效应的长行程位移测量装置和测量方法 |
JP5725007B2 (ja) | 2012-12-27 | 2015-05-27 | 株式会社デンソー | 位置検出装置 |
EP2957872B1 (en) * | 2014-06-18 | 2018-04-04 | Caterpillar Global Mining Europe GmbH | Sensing device for a digital linear position sensor |
GB201416870D0 (en) | 2014-09-24 | 2014-11-05 | Rota Eng Ltd | Magnetic Field Generator And Position Sensing Assembly |
US20180035813A1 (en) * | 2015-04-09 | 2018-02-08 | Toyo Tire & Rubber Co., Ltd. | Deformation detection sensor and production of the same |
WO2017048475A1 (en) * | 2015-09-18 | 2017-03-23 | Thermo Electron Scientific Instruments Llc | Path length calibration system and method |
CN108351222B (zh) * | 2015-10-28 | 2020-10-30 | 阿尔卑斯阿尔派株式会社 | 位置检测装置 |
US9869566B2 (en) | 2016-02-12 | 2018-01-16 | Allegro Microsystems, Llc | Angle sensing using differential magnetic measurement and a back bias magnet |
US10323958B2 (en) * | 2016-03-18 | 2019-06-18 | Allegro Microsystems, Llc | Assembly using a magnetic field sensor for detecting a rotation and a linear movement of an object |
CN208984091U (zh) | 2016-06-02 | 2019-06-14 | 株式会社小金井 | 位置检测装置及致动器 |
JP2021505869A (ja) * | 2017-12-04 | 2021-02-18 | セイフサーティファイドストラクチャー テクノロジア エス.ピー.エー. | 変位変換器装置 |
DE102018111234B3 (de) * | 2018-05-09 | 2019-08-29 | Otto Bock Healthcare Products Gmbh | Orthopädisches Hilfsmittel |
US20200103251A1 (en) * | 2018-09-28 | 2020-04-02 | Littelfuse, Inc. | Linear positioning sensor |
FR3087256B1 (fr) * | 2018-10-15 | 2020-10-30 | Electricfil Automotive | Methode et systeme capteur de determination d'une position angulaire relative entre deux pieces, et procede de fabrication d'un corps magnetique |
CN109917185B (zh) * | 2019-03-28 | 2021-01-15 | 北京同创微纳科技有限公司 | 一种基于谐振频率测量的电容传感器及其工作方法及应用 |
EP4034842A1 (en) * | 2019-09-24 | 2022-08-03 | HELLA GmbH & Co. KGaA | Displacement measuring arrangement with a hall sensor and a magnet |
WO2021133808A1 (en) * | 2019-12-26 | 2021-07-01 | Lord Corporation | Sensor arrangement having a dual magnet |
CN111380449A (zh) * | 2020-04-17 | 2020-07-07 | 中铁隧道局集团有限公司 | 基于霍尔效应的盾构机长行程位移测量装置和测量方法 |
CN112461544A (zh) * | 2020-11-17 | 2021-03-09 | 王允学 | 一种轴向位置检测仪 |
US11473935B1 (en) | 2021-04-16 | 2022-10-18 | Allegro Microsystems, Llc | System and related techniques that provide an angle sensor for sensing an angle of rotation of a ferromagnetic screw |
WO2023058356A1 (ja) * | 2021-10-04 | 2023-04-13 | 株式会社村田製作所 | 位置検出装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4088977A (en) | 1977-02-02 | 1978-05-09 | Illinois Tool Works Inc. | Contactless linear position sensor |
US4121185A (en) | 1977-07-18 | 1978-10-17 | Illinois Tool Works Inc. | Linear position sensor |
US5074053A (en) | 1990-08-13 | 1991-12-24 | West John D | Magnetically actuated linear position sensor |
US5565770A (en) | 1994-07-15 | 1996-10-15 | Lubriquip, Inc. | Linear position sensor including a first open housing having a reciprocal, biased magnet holder and magnet and removable second housing having a hall sensor |
GB9720911D0 (en) | 1997-10-03 | 1997-12-03 | Britax Rainsfords Pty Ltd | Hall effect sensor system |
US6057682A (en) | 1998-04-17 | 2000-05-02 | Cts Corporation | Dual rotational and linear position sensor |
US6304078B1 (en) | 1998-12-09 | 2001-10-16 | Cts Corporation | Linear position sensor |
FR2790549B1 (fr) * | 1999-03-03 | 2001-04-13 | Moving Magnet Tech | Capteur de position a sonde magneto-sensible et aimant encastre dans le fer |
JP3597733B2 (ja) | 1999-08-09 | 2004-12-08 | アルプス電気株式会社 | 磁気式変位検出装置 |
US6411081B1 (en) | 2000-02-10 | 2002-06-25 | Siemens Ag | Linear position sensor using magnetic fields |
DE10023654A1 (de) * | 2000-05-13 | 2001-11-22 | Daimler Chrysler Ag | Positionsdetektor |
US6577123B2 (en) | 2001-06-04 | 2003-06-10 | Delphi Technologies, Inc. | Linear position sensor assembly |
US6798195B2 (en) | 2001-12-14 | 2004-09-28 | Wabash Technologies, Inc. | Magnetic position sensor having shaped pole pieces at least partially formed of a non-magnetic material for producing a magnetic field having varying magnetic flux density along an axis |
US6653830B2 (en) * | 2001-12-14 | 2003-11-25 | Wabash Technologies, Inc. | Magnetic position sensor having shaped pole pieces to provide a magnetic field having a varying magnetic flux density field strength |
-
2004
- 2004-02-04 US US10/772,171 patent/US7088095B1/en not_active Expired - Lifetime
-
2005
- 2005-02-02 CN CNB2005800094243A patent/CN100520302C/zh not_active Expired - Fee Related
- 2005-02-02 EP EP05706150A patent/EP1711779A1/en not_active Withdrawn
- 2005-02-02 WO PCT/US2005/002866 patent/WO2005078395A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN1934419A (zh) | 2007-03-21 |
US7088095B1 (en) | 2006-08-08 |
EP1711779A1 (en) | 2006-10-18 |
WO2005078395A1 (en) | 2005-08-25 |
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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: SENSATA TECHNOLOGIES INC. Free format text: FORMER OWNER: HONEYWELL INTERNATIONAL CORP. Effective date: 20110914 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110914 Address after: Massachusetts USA Patentee after: Sensata Technologies Inc. Address before: new jersey Patentee before: Honeywell International Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20170202 |
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CF01 | Termination of patent right due to non-payment of annual fee |