DE69818739D1 - Induktiver Positionsgeber mit hoher Genauigkeit und reduziertem Offset - Google Patents
Induktiver Positionsgeber mit hoher Genauigkeit und reduziertem OffsetInfo
- Publication number
- DE69818739D1 DE69818739D1 DE69818739T DE69818739T DE69818739D1 DE 69818739 D1 DE69818739 D1 DE 69818739D1 DE 69818739 T DE69818739 T DE 69818739T DE 69818739 T DE69818739 T DE 69818739T DE 69818739 D1 DE69818739 D1 DE 69818739D1
- Authority
- DE
- Germany
- Prior art keywords
- high accuracy
- position transmitter
- inductive position
- reduced offset
- offset
- 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 - Lifetime
Links
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
- G01D5/20—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 by varying inductance, e.g. by a movable armature
- G01D5/204—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 by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
- G01D5/2086—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 by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of two or more coils with respect to two or more other coils
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US834432 | 1997-04-16 | ||
US08/834,432 US6005387A (en) | 1997-04-16 | 1997-04-16 | Reduced offset high accuracy induced current position transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69818739D1 true DE69818739D1 (de) | 2003-11-13 |
DE69818739T2 DE69818739T2 (de) | 2004-04-29 |
Family
ID=25266930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69818739T Expired - Lifetime DE69818739T2 (de) | 1997-04-16 | 1998-04-14 | Induktiver Positionsgeber mit hoher Genauigkeit und reduziertem Offset |
Country Status (5)
Country | Link |
---|---|
US (1) | US6005387A (de) |
EP (1) | EP0872712B1 (de) |
JP (1) | JP3366855B2 (de) |
CN (1) | CN1210540C (de) |
DE (1) | DE69818739T2 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11223505A (ja) | 1997-12-03 | 1999-08-17 | Mitsutoyo Corp | 誘導型位置測定装置 |
US6356255B1 (en) * | 1998-04-07 | 2002-03-12 | Interval Research Corporation | Methods and systems for providing programmable computerized interactors |
US6329813B1 (en) * | 1998-12-17 | 2001-12-11 | Mitutoyo Corporation | Reduced offset high accuracy induced current absolute position transducer |
EP1014041B1 (de) * | 1998-12-17 | 2005-05-18 | Mitutoyo Corporation | Induktiver Positionsgeber mit hoher Genauigkeit und reduziertem Offset |
US6304832B1 (en) * | 1999-03-16 | 2001-10-16 | Mitutoyo Corporation | Symmetric sampling |
ATE302937T1 (de) | 2000-06-16 | 2005-09-15 | Amo Automatisierung Messtechni | Induktives längenmesssystem |
JP3492609B2 (ja) * | 2000-08-30 | 2004-02-03 | 株式会社ミツトヨ | 変位検出装置 |
US6525530B1 (en) | 2000-11-28 | 2003-02-25 | Mitutoyo Corporation | Continuous sine wave driver for an inductive position transducer |
US6838872B1 (en) * | 2001-04-18 | 2005-01-04 | Interval Research Corporation | Position detecting system and method |
US6720760B2 (en) | 2001-11-14 | 2004-04-13 | Mitutoyo Corporation | Induced current position transducers having improved scale loop structures |
US6864808B2 (en) * | 2002-01-29 | 2005-03-08 | Goodrich Pump & Engine Control Systems, Inc. | System and method for processing a signal |
US6646433B2 (en) | 2002-02-26 | 2003-11-11 | Mitutoyo Corporation | Induced current position transducers using tape scales with apertures |
US7094978B2 (en) * | 2002-11-15 | 2006-08-22 | Mitutoyo Corporation | System and method for generating a high speed estimated position output for a position encoder |
DE10320990A1 (de) * | 2003-05-09 | 2004-11-25 | Dr. Johannes Heidenhain Gmbh | Induktiver Drehwinkelsensor und damit ausgestatteter Drehgeber |
JP2005134247A (ja) * | 2003-10-30 | 2005-05-26 | Mitsutoyo Corp | 誘導型変位検出装置及びマイクロメータ |
CN100386592C (zh) * | 2003-12-19 | 2008-05-07 | 上海交通大学 | 具有防水功能的大量程位移传感器 |
US7221154B2 (en) * | 2005-04-07 | 2007-05-22 | Ksr International Co. | Inductive position sensor with common mode corrective winding and simplified signal conditioning |
US7449878B2 (en) * | 2005-06-27 | 2008-11-11 | Ksr Technologies Co. | Linear and rotational inductive position sensor |
US7239130B1 (en) | 2006-07-24 | 2007-07-03 | Mitutoyo Corporation | Compact pitch-compensated inductive displacement transducer |
US7770475B2 (en) * | 2007-06-29 | 2010-08-10 | Rainin Instrument, Llc | Hybrid manual-electronic pipette |
JP5224830B2 (ja) * | 2008-01-18 | 2013-07-03 | 株式会社ミツトヨ | 電磁誘導式エンコーダ |
JP5224838B2 (ja) | 2008-02-04 | 2013-07-03 | 株式会社ミツトヨ | 電磁誘導式エンコーダ |
JP5112099B2 (ja) * | 2008-02-07 | 2013-01-09 | 株式会社ミツトヨ | 誘導型変位検出装置 |
DE102008015837A1 (de) * | 2008-03-27 | 2009-10-01 | Dr. Johannes Heidenhain Gmbh | Positionsmessgerät und Verfahren zu dessen Betrieb |
US8222891B2 (en) * | 2009-05-01 | 2012-07-17 | Hewlett-Packard Development Company, L.P. | Compensating for position errors in displacement transducers |
JP4913843B2 (ja) * | 2009-06-01 | 2012-04-11 | 株式会社ミツトヨ | 誘導型変位検出装置及びマイクロメータ |
US8729887B2 (en) * | 2009-11-09 | 2014-05-20 | Aisan Kogyo Kabushiki Kaisha | Rotation angle sensor |
JP5885382B2 (ja) * | 2010-04-19 | 2016-03-15 | 株式会社ミツトヨ | 電磁誘導式直線型エンコーダ |
JP5798397B2 (ja) | 2011-07-22 | 2015-10-21 | 株式会社ミツトヨ | 電磁誘導式絶対位置測定用エンコーダ |
JP5809479B2 (ja) | 2011-08-03 | 2015-11-11 | 株式会社ミツトヨ | 電磁誘導式絶対位置測定用エンコーダ |
CN104266575A (zh) * | 2014-10-08 | 2015-01-07 | 北京曙光航空电气有限责任公司 | 一种lvdt传感器线圈结构 |
US9618366B2 (en) * | 2014-11-25 | 2017-04-11 | Mitutoyo Corporation | Absolute encoder scale configuration with unique coded impedance modulations |
US9683869B1 (en) | 2015-12-11 | 2017-06-20 | Mitutoyo Corporation | Electronic absolute position encoder |
JP6021136B1 (ja) * | 2016-02-03 | 2016-11-09 | 三菱重工工作機械株式会社 | 電磁誘導式位置検出器 |
US9778072B1 (en) * | 2016-03-15 | 2017-10-03 | Mitutoyo Corporation | Absolute electromagnetic position encoder |
US9835473B2 (en) * | 2016-03-15 | 2017-12-05 | Mitutoyo Corporation | Absolute electromagnetic position encoder |
US9772202B1 (en) | 2016-07-01 | 2017-09-26 | Mitutoyo Corporation | Absolute position encoder combining signals of two widely separated wavelengths |
US10775199B2 (en) * | 2016-08-24 | 2020-09-15 | Mitutoyo Corporation | Winding and scale configuration for inductive position encoder |
US10520335B2 (en) * | 2016-08-24 | 2019-12-31 | Mitutoyo Corporation | Winding configuration for inductive position encoder |
US10982975B2 (en) | 2016-11-02 | 2021-04-20 | KSR IP Holdings, LLC | Duty cycle for inductive position sensors |
KR20190067922A (ko) | 2016-11-02 | 2019-06-17 | 케이에스알 아이피 홀딩스 엘엘씨. | 유도형 위치 센서를 위한 듀티 사이클 변조 |
DE102016224856A1 (de) * | 2016-12-13 | 2018-06-14 | Robert Bosch Gmbh | Sensorsystem zur Bestimmung mindestens einer Rotationseigenschaft eines um mindestens eine Rotationsachse rotierenden Elements |
US10422666B2 (en) | 2016-12-23 | 2019-09-24 | Mitutoyo Corporation | Electronic position encoder and method for reducing short range errors |
DE102018208276A1 (de) | 2017-05-26 | 2018-11-29 | Mitutoyo Corporation | System zur zeiteinstellung einer abtastung eines positionsgebers |
US9877042B1 (en) | 2017-05-26 | 2018-01-23 | Mitutoyo Corporation | Position encoder sample timing system |
JP2019113542A (ja) * | 2017-12-21 | 2019-07-11 | 株式会社ミツトヨ | 電磁誘導式エンコーダの巻線及びスケール構成 |
JP6970640B2 (ja) * | 2018-04-13 | 2021-11-24 | 株式会社ミツトヨ | 電磁誘導式エンコーダ |
JP7086469B2 (ja) * | 2018-05-09 | 2022-06-20 | 株式会社ミツトヨ | 電磁誘導式エンコーダ |
CN108676031A (zh) * | 2018-05-29 | 2018-10-19 | 重庆威鹏药业有限公司 | 水溶性三唑类抗真菌膦酸化合物及其制备方法和应用 |
CN209605843U (zh) | 2019-04-11 | 2019-11-08 | 郝佳 | 感应式位置测量传感器 |
JP7324685B2 (ja) | 2019-11-01 | 2023-08-10 | 株式会社ミツトヨ | エンコーダ及びエンコーダの検出ヘッド |
CN116261650A (zh) | 2020-10-02 | 2023-06-13 | 特莎有限责任公司 | 用于测量仪器的绝对位置编码器 |
CN113381740A (zh) * | 2021-03-19 | 2021-09-10 | 国网内蒙古东部电力有限公司呼伦贝尔供电公司 | 一种用于等离子体放电的紧凑型混合式隔离Marx脉冲发生器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT971206B (it) * | 1971-11-26 | 1974-04-30 | Bosch Gmbh Robert | Trasduttore induttivo di rotazione in particolare per la misurazione di movimenti angolari e di rota zioni |
US4354099A (en) * | 1980-06-20 | 1982-10-12 | Computrol Systems, Ltd. | Electronic identification system |
US4425511A (en) * | 1981-02-09 | 1984-01-10 | Amnon Brosh | Planar coil apparatus employing a stationary and a movable board |
US4503922A (en) * | 1983-05-26 | 1985-03-12 | Bitronics, Inc. | Electronic bathroom scale apparatus using planar coil sensors |
US4638250A (en) * | 1984-01-30 | 1987-01-20 | Fiscint, Inc. | Contactless position sensor with coreless coil coupling component |
US4658153A (en) * | 1984-06-18 | 1987-04-14 | Amnon Brosh | Planar coil apparatus for providing a frequency output vs. position |
US4723446A (en) * | 1985-04-04 | 1988-02-09 | Kanto Seiki Co., Ltd. | Device for measuring displacement |
US4982156A (en) * | 1988-09-02 | 1991-01-01 | Allied-Signal Inc. | Position transducer apparatus and associated circuitry including pulse energized primary winding and pair of waveform sampled secondary windings |
US5120907A (en) * | 1989-03-28 | 1992-06-09 | Graphtec Kabushiki Kaisha | Device for determining position coordinates of points on a surface |
DE4009977A1 (de) * | 1989-04-04 | 1990-10-11 | Hoerbiger Ventilwerke Ag | Kapazitive einrichtung zur messung von laengen oder winkeln |
DE4003902A1 (de) * | 1990-02-09 | 1991-08-14 | Bosch Gmbh Robert | Stellungsgeber |
DE4017846A1 (de) * | 1990-06-02 | 1991-12-05 | Bosch Gmbh Robert | Auswerteschaltung fuer einen induktiven wegaufnehmer |
US5225830A (en) * | 1991-02-26 | 1993-07-06 | Mitutoyo | Combination optical and capacitive absolute position apparatus and method |
US5625239A (en) * | 1992-06-03 | 1997-04-29 | Trw Inc. | Method and apparatus for sensing relative position between two relatively rotatable members using concentric rings |
EP0760087B9 (de) * | 1994-05-14 | 2005-01-05 | Synaptics (UK) Limited | Weggeber |
GB9523991D0 (en) * | 1995-11-23 | 1996-01-24 | Scient Generics Ltd | Position encoder |
-
1997
- 1997-04-16 US US08/834,432 patent/US6005387A/en not_active Expired - Lifetime
-
1998
- 1998-03-31 CN CN98106179.6A patent/CN1210540C/zh not_active Expired - Lifetime
- 1998-04-13 JP JP10128698A patent/JP3366855B2/ja not_active Expired - Fee Related
- 1998-04-14 DE DE69818739T patent/DE69818739T2/de not_active Expired - Lifetime
- 1998-04-14 EP EP98302853A patent/EP0872712B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1210540C (zh) | 2005-07-13 |
DE69818739T2 (de) | 2004-04-29 |
CN1200480A (zh) | 1998-12-02 |
US6005387A (en) | 1999-12-21 |
JPH10318781A (ja) | 1998-12-04 |
JP3366855B2 (ja) | 2003-01-14 |
EP0872712A3 (de) | 1999-06-09 |
EP0872712A2 (de) | 1998-10-21 |
EP0872712B1 (de) | 2003-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: PATENTANWAELTE KNOBLAUCH UND KNOBLAUCH, 60322 FRANK |