KR100553794B1 - 위치 검출 장치 - Google Patents
위치 검출 장치 Download PDFInfo
- Publication number
- KR100553794B1 KR100553794B1 KR1020040069445A KR20040069445A KR100553794B1 KR 100553794 B1 KR100553794 B1 KR 100553794B1 KR 1020040069445 A KR1020040069445 A KR 1020040069445A KR 20040069445 A KR20040069445 A KR 20040069445A KR 100553794 B1 KR100553794 B1 KR 100553794B1
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic
- magnetic body
- magnetic field
- holding member
- field generator
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/45—Sensors specially adapted for EGR systems
- F02M26/48—EGR valve position sensors
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/52—Systems for actuating EGR valves
- F02M26/55—Systems for actuating EGR valves using vacuum actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/65—Constructional details of EGR valves
- F02M26/66—Lift valves, e.g. poppet valves
- F02M26/67—Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
Description
Claims (3)
- 공극을 마련하여 서로 대향하여 배치되고, 지지 부재로 지지된 제 1의 자성체 및 제 2의 자성체와,상기 공극 중에서 상기 제 1의 자성체 또는 제 2의 자성체에 근접하여 배치되고, 이들 제 1의 자성체 및 제 2의 자성체와 자로를 형성하는 자계 발생체와,상기 자계 발생체가 유지 고정되고, 상기 제 1의 자성체 및 제 2의 자성체와 상대 이동 가능하게 한 유지 부재와,상기 제 1의 자성체 또는 제 2의 자성체에 마련한 공극에 삽입되고, 상기 활주에 의해 변화하는 상기 자로에 의한 통과 자속을 기초로 상기 제 1의 자성체 및 제 2의 자성체와 상기 유지 부재와의 상대적인 위치 관계를 나타내는 신호를 출력하는 자기 센서를 구비한 것을 특징으로 하는 위치 검출 장치.
- 제 1항에 있어서,위치 고정한 제 1의 자성체 및 제 2의 자성체에 대해 유지 부재를 상대 이동 가능하게 한 것을 특징으로 하는 위치 검출 장치.
- 제 1항에 있어서,위치 고정한 유지 부재에 대해 제 1의 자성체 및 제 2의 자성체를 상대 이동 가능하게 한 것을 특징으로 하는 위치 검출 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003311680A JP4545406B2 (ja) | 2003-09-03 | 2003-09-03 | 位置検出装置 |
JPJP-P-2003-00311680 | 2003-09-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050024214A KR20050024214A (ko) | 2005-03-10 |
KR100553794B1 true KR100553794B1 (ko) | 2006-02-22 |
Family
ID=34214263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040069445A KR100553794B1 (ko) | 2003-09-03 | 2004-09-01 | 위치 검출 장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6930476B2 (ko) |
JP (1) | JP4545406B2 (ko) |
KR (1) | KR100553794B1 (ko) |
CN (1) | CN1273796C (ko) |
DE (1) | DE102004042254A1 (ko) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7417648B2 (en) * | 2002-01-07 | 2008-08-26 | Samsung Electronics Co. Ltd., | Color flat panel display sub-pixel arrangements and layouts for sub-pixel rendering with split blue sub-pixels |
US7124750B2 (en) * | 2003-10-31 | 2006-10-24 | Siemens Vdo Automotive Inc. | Relative position sensing for an exhaust gas recirculation valve |
KR100943797B1 (ko) * | 2006-12-28 | 2010-02-23 | 미쓰비시덴키 가부시키가이샤 | 자기식 위치센서 |
DE102007007087B4 (de) | 2007-02-13 | 2009-05-28 | Woco Industrietechnik Gmbh | Abgasrückführungsventil umfassend einen einstellbaren Positionsdetektor |
US8629675B2 (en) * | 2008-01-08 | 2014-01-14 | Borgwarner Beru Systems Gmbh | Linear sensor |
DE102008011615A1 (de) * | 2008-02-28 | 2009-10-29 | Beru Ag | Linearsensor |
JP5004985B2 (ja) * | 2008-03-19 | 2012-08-22 | 三菱電機株式会社 | 磁気式位置センサ |
EP2159405A3 (de) * | 2008-08-28 | 2012-11-07 | Hirschmann Automotive GmbH | Linearwegmessung für Druck- und Unterdruckdosen eines AGR-Ventil-Systems |
JP5269710B2 (ja) * | 2009-07-08 | 2013-08-21 | アルプス電気株式会社 | 移動検出装置 |
US9068815B1 (en) * | 2011-11-09 | 2015-06-30 | Sturman Industries, Inc. | Position sensors and methods |
JP5958294B2 (ja) * | 2012-11-15 | 2016-07-27 | 日立金属株式会社 | ストロークセンサ |
JP2014098654A (ja) * | 2012-11-15 | 2014-05-29 | Hitachi Metals Ltd | ストロークセンサ |
CN103344171B (zh) * | 2013-06-28 | 2017-11-21 | 山东新华医疗器械股份有限公司 | 多方向位置移动检测装置 |
WO2015056595A1 (ja) * | 2013-10-18 | 2015-04-23 | 株式会社小松製作所 | ストローク検出装置、ストローク検出方法、ストローク検出システム、操作レバーユニット及び操作レバー用ストローク検出システム |
DE102014213869A1 (de) * | 2014-07-16 | 2016-01-21 | Continental Automotive Gmbh | Sensorvorrichtung zum Bestimmen einer Verschiebung einer Welle |
CN105107776B (zh) | 2015-08-24 | 2017-06-27 | 京东方科技集团股份有限公司 | 检测装置及工件清洗设备 |
JP6712827B2 (ja) * | 2016-01-07 | 2020-06-24 | ハイデンハイン株式会社 | リニアエンコーダ |
JP6895940B2 (ja) * | 2018-11-19 | 2021-06-30 | 三菱電機株式会社 | 回転角度検出装置、回転電機、自動車駆動システム、および回転角度検出装置の製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5532585A (en) | 1992-05-19 | 1996-07-02 | Moving Magnet Technologies S.A. | Position sensor incorporating a permanent magnet and a magnetism-sensitive probe and including primary and secondary air gaps |
JP2001074409A (ja) | 1999-09-09 | 2001-03-23 | Mikuni Corp | 非接触式ポジションセンサ |
US6215299B1 (en) | 1997-10-03 | 2001-04-10 | Britax Rainsfords Pty. Limited | Linear position sensor having a permanent magnet that is shaped and magnetized to have a flux field providing a sensor output that varies linearly between opposite end points of relative linear movement between the magnet and sensor |
US6304078B1 (en) | 1998-12-09 | 2001-10-16 | Cts Corporation | Linear position sensor |
JP2003028605A (ja) | 2001-05-11 | 2003-01-29 | Mitsubishi Electric Corp | 位置検出装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63233303A (ja) * | 1987-03-20 | 1988-09-29 | Rhythm Watch Co Ltd | 寸法・位置検出装置 |
JPS63157509U (ko) * | 1987-03-31 | 1988-10-17 | ||
JP3084074B2 (ja) * | 1991-01-11 | 2000-09-04 | 太陽鉄工株式会社 | 永久磁石の固定方法 |
JP2583755Y2 (ja) * | 1992-10-08 | 1998-10-27 | エスエムシー株式会社 | 流体圧シリンダのピストン位置検出装置 |
DE19855358A1 (de) * | 1998-12-01 | 2000-06-08 | Bosch Gmbh Robert | Vorrichtung und Verfahren zur Ermittlung einer Wegstrecke |
DE19917464A1 (de) * | 1999-04-17 | 2000-11-02 | Bosch Gmbh Robert | Wegmeßvorrichtung |
FR2809487B1 (fr) * | 2000-05-23 | 2002-08-16 | Sagem | Capteur de position axiale pour une tige mobile axialement et actionneur electromagnetique de soupape qui en est equipe |
JP3757118B2 (ja) * | 2001-01-10 | 2006-03-22 | 株式会社日立製作所 | 非接触式回転位置センサ及び非接触式回転位置センサを有する絞弁組立体 |
JP3781984B2 (ja) * | 2001-05-28 | 2006-06-07 | Smc株式会社 | 位置検出センサの取付構造 |
JP3996414B2 (ja) * | 2002-03-12 | 2007-10-24 | シチズンホールディングス株式会社 | アクチュエータ装置 |
-
2003
- 2003-09-03 JP JP2003311680A patent/JP4545406B2/ja not_active Expired - Lifetime
-
2004
- 2004-08-11 US US10/915,343 patent/US6930476B2/en active Active
- 2004-09-01 DE DE102004042254A patent/DE102004042254A1/de not_active Withdrawn
- 2004-09-01 KR KR1020040069445A patent/KR100553794B1/ko active IP Right Grant
- 2004-09-03 CN CNB200410076941XA patent/CN1273796C/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5532585A (en) | 1992-05-19 | 1996-07-02 | Moving Magnet Technologies S.A. | Position sensor incorporating a permanent magnet and a magnetism-sensitive probe and including primary and secondary air gaps |
US6215299B1 (en) | 1997-10-03 | 2001-04-10 | Britax Rainsfords Pty. Limited | Linear position sensor having a permanent magnet that is shaped and magnetized to have a flux field providing a sensor output that varies linearly between opposite end points of relative linear movement between the magnet and sensor |
US6304078B1 (en) | 1998-12-09 | 2001-10-16 | Cts Corporation | Linear position sensor |
JP2001074409A (ja) | 1999-09-09 | 2001-03-23 | Mikuni Corp | 非接触式ポジションセンサ |
JP2003028605A (ja) | 2001-05-11 | 2003-01-29 | Mitsubishi Electric Corp | 位置検出装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1273796C (zh) | 2006-09-06 |
KR20050024214A (ko) | 2005-03-10 |
CN1590951A (zh) | 2005-03-09 |
DE102004042254A1 (de) | 2005-04-07 |
US20050046415A1 (en) | 2005-03-03 |
US6930476B2 (en) | 2005-08-16 |
JP2005077375A (ja) | 2005-03-24 |
JP4545406B2 (ja) | 2010-09-15 |
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