KR101960719B1 - 자기장 발생기 및 위치 감지 조립체 - Google Patents

자기장 발생기 및 위치 감지 조립체 Download PDF

Info

Publication number
KR101960719B1
KR101960719B1 KR1020177010744A KR20177010744A KR101960719B1 KR 101960719 B1 KR101960719 B1 KR 101960719B1 KR 1020177010744 A KR1020177010744 A KR 1020177010744A KR 20177010744 A KR20177010744 A KR 20177010744A KR 101960719 B1 KR101960719 B1 KR 101960719B1
Authority
KR
South Korea
Prior art keywords
magnetic field
magnets
field generator
magnetic
magnet
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.)
Active
Application number
KR1020177010744A
Other languages
English (en)
Korean (ko)
Other versions
KR20170058419A (ko
Inventor
브루스 플레쳐
Original Assignee
로타 엔지니어링 리미티드
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 로타 엔지니어링 리미티드 filed Critical 로타 엔지니어링 리미티드
Publication of KR20170058419A publication Critical patent/KR20170058419A/ko
Application granted granted Critical
Publication of KR101960719B1 publication Critical patent/KR101960719B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G01F23/74—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
    • 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
    • G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
    • G01D2205/77—Specific profiles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Level Indicators Using A Float (AREA)
  • Actuator (AREA)
KR1020177010744A 2014-09-24 2015-09-22 자기장 발생기 및 위치 감지 조립체 Active KR101960719B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1416870.2 2014-09-24
GBGB1416870.2A GB201416870D0 (en) 2014-09-24 2014-09-24 Magnetic Field Generator And Position Sensing Assembly
PCT/GB2015/052742 WO2016046537A1 (en) 2014-09-24 2015-09-22 Magnetic field generator and position sensing assembly

Publications (2)

Publication Number Publication Date
KR20170058419A KR20170058419A (ko) 2017-05-26
KR101960719B1 true KR101960719B1 (ko) 2019-03-21

Family

ID=51869421

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177010744A Active KR101960719B1 (ko) 2014-09-24 2015-09-22 자기장 발생기 및 위치 감지 조립체

Country Status (7)

Country Link
US (2) US10222238B2 (https=)
EP (1) EP3198231B1 (https=)
JP (1) JP6713457B2 (https=)
KR (1) KR101960719B1 (https=)
CN (1) CN107003148B (https=)
GB (1) GB201416870D0 (https=)
WO (1) WO2016046537A1 (https=)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105308947B (zh) 2013-06-13 2018-10-02 核心光电有限公司 双孔径变焦数字摄影机
CN108535839B (zh) 2013-07-04 2022-02-08 核心光电有限公司 小型长焦透镜套件
CN105917641B (zh) 2013-08-01 2018-10-19 核心光电有限公司 具有自动聚焦的纤薄多孔径成像系统及其使用方法
US9392188B2 (en) 2014-08-10 2016-07-12 Corephotonics Ltd. Zoom dual-aperture camera with folded lens
CN112327463B (zh) 2015-01-03 2022-10-14 核心光电有限公司 微型长焦镜头模块和使用该镜头模块的相机
EP3064660A1 (de) * 2015-03-04 2016-09-07 Franke Water Systems AG Elektronisch gesteuerte Sanitärarmatur
KR102078978B1 (ko) 2015-04-16 2020-02-19 코어포토닉스 리미티드 소형 접이식 카메라의 오토 포커스 및 광학 이미지 안정화
US10230898B2 (en) 2015-08-13 2019-03-12 Corephotonics Ltd. Dual aperture zoom camera with video support and switching / non-switching dynamic control
WO2017208090A1 (en) 2016-05-30 2017-12-07 Corephotonics Ltd. Rotational ball-guided voice coil motor
EP4224233B1 (en) 2016-07-07 2024-12-11 Corephotonics Ltd. Linear ball guided voice coil motor for folded optic
WO2018122650A1 (en) 2016-12-28 2018-07-05 Corephotonics Ltd. Folded camera structure with an extended light-folding-element scanning range
CN113805406A (zh) 2017-01-12 2021-12-17 核心光电有限公司 紧凑型折叠式摄影机及其组装方法
CN113075837B (zh) 2017-11-23 2022-04-12 核心光电有限公司 摄影机及制法、移动电子设备及减小凸起占用空间的方法
JP7020258B2 (ja) * 2018-04-06 2022-02-16 村田機械株式会社 位置検出システムおよび走行システム
US11268829B2 (en) 2018-04-23 2022-03-08 Corephotonics Ltd Optical-path folding-element with an extended two degree of freedom rotation range
WO2020144528A1 (en) 2019-01-07 2020-07-16 Corephotonics Ltd. Rotation mechanism with sliding joint
EP3837662A4 (en) 2019-07-31 2021-12-15 Corephotonics Ltd. SYSTEM AND METHOD FOR GENERATING BACKGROUND BLUR DURING CAMERA PAN or MOVEMENT
CN114667469B (zh) 2019-12-03 2024-11-26 核心光电有限公司 提供扩展的二自由度旋转范围的致动器
US11949976B2 (en) 2019-12-09 2024-04-02 Corephotonics Ltd. Systems and methods for obtaining a smart panoramic image
KR102811003B1 (ko) 2020-02-22 2025-05-20 코어포토닉스 리미티드 매크로 촬영을 위한 분할 스크린 기능
EP4058978B1 (en) 2020-05-17 2024-07-03 Corephotonics Ltd. Image stitching in the presence of a full field of view reference image
CN114080565B (zh) 2020-05-30 2024-01-19 核心光电有限公司 用于获得超微距图像的系统和方法
CN119583939A (zh) 2020-07-15 2025-03-07 核心光电有限公司 移动电子装置
US11637977B2 (en) 2020-07-15 2023-04-25 Corephotonics Ltd. Image sensors and sensing methods to obtain time-of-flight and phase detection information
KR102778426B1 (ko) * 2020-07-31 2025-03-06 코어포토닉스 리미티드 큰 스트로크 선형 위치 감지를 위한 홀 센서-자석 구조
CN116679419A (zh) 2020-08-12 2023-09-01 核心光电有限公司 用于光学防抖的装置和方法
KR20250165686A (ko) 2021-03-11 2025-11-26 코어포토닉스 리미티드 팝-아웃 카메라 시스템
IT202100028070A1 (it) 2021-11-04 2023-05-04 Tpi S R L “trasduttore di posizione lineare senza contatto.”
CN121091576A (zh) 2022-03-24 2025-12-09 核心光电有限公司 薄型紧凑透镜光学图像稳定
IT202200007211A1 (it) * 2022-04-12 2023-10-12 Gd Spa Apparato per il rilevamento del livello di un prodotto liquido in una macchina di confezionamento
WO2025188849A1 (en) * 2024-03-07 2025-09-12 Sensata Technologies, Inc. Linear position sensor with cylindrical magnet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090033315A1 (en) * 2007-07-30 2009-02-05 Denso Corporation Permanent magnet type position sensor
US20090278641A1 (en) * 2006-12-13 2009-11-12 Stoneridge Control Devices, Inc. Cylinder Position Sensor and Cylinder Incorporating the Same
US20100308805A1 (en) * 2009-06-04 2010-12-09 Key Safety Systems, Inc Temperature tolerant magnetic linear displacement sensor

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881151A (en) * 1974-01-07 1975-04-29 Kennecott Copper Corp Eddy current flaw detector comprising passing the test piece through an invarient magnetic field gradient and positioning sensor in the gradient
US4692732A (en) 1986-05-30 1987-09-08 The United States Of America As Represented By The Secretary Of The Army Remanence varying in a leakage free permanent magnet field source
US6211668B1 (en) 1998-12-09 2001-04-03 Cts Magnetic position sensor having opposed tapered magnets
JP2002048506A (ja) * 2000-08-04 2002-02-15 Matsushita Electric Ind Co Ltd 電磁アクチュエータ用位置センサ
JP3842644B2 (ja) 2001-11-19 2006-11-08 株式会社日本自動車部品総合研究所 変位量センサ
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
CN100449268C (zh) * 2003-02-14 2009-01-07 Bei传感器及系统有限公司 使用线性霍尔效应传感器、具有增强线性磁体配置的位置传感器
US6992478B2 (en) 2003-12-22 2006-01-31 Cts Corporation Combination hall effect position sensor and switch
JP2005195481A (ja) * 2004-01-08 2005-07-21 Japan Servo Co Ltd 磁気式リニアポジションセンサ
US7088095B1 (en) 2004-02-04 2006-08-08 Honeywell International Inc. Balanced magnetic linear displacement sensor
JP4446377B2 (ja) * 2004-04-08 2010-04-07 株式会社小松製作所 変位センサ
JP4551698B2 (ja) * 2004-05-28 2010-09-29 株式会社小松製作所 磁界形成デバイス及びこれを用いた変位センサ
US8711089B2 (en) * 2004-11-29 2014-04-29 Fujitsu Component Limited Position detection device, pointing device and input device
JP4607049B2 (ja) 2006-02-23 2011-01-05 株式会社デンソー 回転角検出装置
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.
CN101632146A (zh) * 2007-02-26 2010-01-20 株式会社藤仓 磁传感器模块以及活塞位置检测装置
GB0812903D0 (en) 2008-07-15 2008-08-20 Rota Eng Ltd Linear actuator and position sensing apparatus therefor
JP4985730B2 (ja) 2009-01-29 2012-07-25 株式会社デンソー ストロークセンサおよび回転角センサ
WO2011108421A1 (ja) * 2010-03-03 2011-09-09 株式会社ジェイテクト 回転角検出装置
JP5434939B2 (ja) 2011-03-16 2014-03-05 株式会社デンソー ストローク量検出装置
US9372064B2 (en) * 2013-03-14 2016-06-21 Sensata Technologies, Inc. Method and apparatus for sensing positions of a plurality of magnets

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090278641A1 (en) * 2006-12-13 2009-11-12 Stoneridge Control Devices, Inc. Cylinder Position Sensor and Cylinder Incorporating the Same
US20090033315A1 (en) * 2007-07-30 2009-02-05 Denso Corporation Permanent magnet type position sensor
US20100308805A1 (en) * 2009-06-04 2010-12-09 Key Safety Systems, Inc Temperature tolerant magnetic linear displacement sensor

Also Published As

Publication number Publication date
CN107003148B (zh) 2020-07-28
JP6713457B2 (ja) 2020-06-24
EP3198231B1 (en) 2019-09-04
GB201416870D0 (en) 2014-11-05
JP2017534856A (ja) 2017-11-24
EP3198231A1 (en) 2017-08-02
US20170241806A1 (en) 2017-08-24
CN107003148A (zh) 2017-08-01
WO2016046537A1 (en) 2016-03-31
US10222238B2 (en) 2019-03-05
KR20170058419A (ko) 2017-05-26
US20190154466A1 (en) 2019-05-23

Similar Documents

Publication Publication Date Title
KR101960719B1 (ko) 자기장 발생기 및 위치 감지 조립체
CN102089531B (zh) 线性致动器和用于其的位置感应设备
US6690160B2 (en) Position sensing apparatus
US7557568B2 (en) Actuator with position detecting mechanism
JP2017534856A5 (https=)
CN102046941A (zh) 气动致动器
CN102425638B (zh) 紧凑型轻量化的双活塞磁流变阻尼器
US20040212474A1 (en) Non-contact magnetically variable differential transformer
Li et al. Novel displacement eddy current sensor with temperature compensation for electrohydraulic valves
CN104903684A (zh) 具有两个线圈的线圈系统
JP6326442B2 (ja) 磁気検出ユニット及びこれを備えるストローク検出装置
JP2010256122A (ja) シリンダのストロークセンサ
JP2017116412A (ja) ストローク検出装置
JP2016109538A (ja) ストローク検出装置
JP2016109539A (ja) ストロークセンサ
US7847541B1 (en) Actuators and moveable elements with position sensing
US6122958A (en) Electromagnetically controlled measuring apparatus for the volumetric measurement of the amount of fuel injected by a fuel-injection pump
JP2017116408A (ja) ストローク検出装置
JP2017219334A (ja) ストローク検出装置
JP2016075494A (ja) ストロークセンサ
JP2008096343A (ja) 流量センサー

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000

D14-X000 Search report completed

St.27 status event code: A-1-2-D10-D14-srh-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 8