DE3686330D1 - Kontaktloser markierungssensor. - Google Patents
Kontaktloser markierungssensor.Info
- Publication number
- DE3686330D1 DE3686330D1 DE8686810603T DE3686330T DE3686330D1 DE 3686330 D1 DE3686330 D1 DE 3686330D1 DE 8686810603 T DE8686810603 T DE 8686810603T DE 3686330 T DE3686330 T DE 3686330T DE 3686330 D1 DE3686330 D1 DE 3686330D1
- Authority
- DE
- Germany
- Prior art keywords
- marking sensor
- contactless marking
- contactless
- sensor
- marking
- 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
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/04—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electric resistance; Record carriers therefor
-
- 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
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 (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60299415A JPS62157520A (ja) | 1985-12-28 | 1985-12-28 | 正弦波出力磁気エンコ−ダ |
JP61047761A JPS62204619A (ja) | 1986-03-05 | 1986-03-05 | 磁気エンコ−ダ−の出力信号安定化方法 |
JP61119838A JPS62276410A (ja) | 1986-05-23 | 1986-05-23 | センサ− |
JP61120579A JPH0812084B2 (ja) | 1986-05-26 | 1986-05-26 | セ ン サ ー |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3686330D1 true DE3686330D1 (de) | 1992-09-10 |
DE3686330T2 DE3686330T2 (de) | 1993-02-18 |
Family
ID=27462095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686810603T Expired - Fee Related DE3686330T2 (de) | 1985-12-28 | 1986-12-18 | Kontaktloser markierungssensor. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4944028A (de) |
EP (1) | EP0242492B1 (de) |
KR (1) | KR910006670B1 (de) |
DE (1) | DE3686330T2 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01299415A (ja) * | 1988-05-28 | 1989-12-04 | Alps Electric Co Ltd | 磁気式エンコーダ |
US5136250A (en) * | 1989-04-28 | 1992-08-04 | Seagate Technology, Inc. | Capacitance height gauge |
US5041784A (en) * | 1989-11-16 | 1991-08-20 | Visi-Trak Corporation | Magnetic sensor with rectangular field distorting flux bar |
US5512821A (en) * | 1991-06-04 | 1996-04-30 | Nkk Corporation | Method and apparatus for magnetically detecting defects in an object with compensation for magnetic field shift by means of a compensating coil |
JP2720681B2 (ja) * | 1992-01-06 | 1998-03-04 | 株式会社村田製作所 | 移動体の移動検出装置 |
US5327789A (en) * | 1992-04-03 | 1994-07-12 | Rosemount, Inc. | Electromagnetic detection system for variable area flowmeter |
DE4319322C2 (de) * | 1993-06-11 | 1998-04-23 | Heidenhain Gmbh Dr Johannes | Positionsmeßeinrichtung |
JPH10503876A (ja) * | 1995-06-01 | 1998-04-07 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 情報記録および/または再生装置 |
JP3609645B2 (ja) * | 1999-03-11 | 2005-01-12 | 株式会社東海理化電機製作所 | 回転検出センサ |
FR2792403B1 (fr) | 1999-04-14 | 2001-05-25 | Roulements Soc Nouvelle | Capteur de position et/ou de deplacement comportant une pluralite d'elements sensibles alignes |
US7135857B2 (en) * | 2003-12-12 | 2006-11-14 | Honeywell International, Inc. | Serially connected magnet and hall effect position sensor with air gaps between magnetic poles |
FR2918451A1 (fr) * | 2007-07-05 | 2009-01-09 | Skf Ab | Dispositif de mesure du couple de torsion |
US9817078B2 (en) * | 2012-05-10 | 2017-11-14 | Allegro Microsystems Llc | Methods and apparatus for magnetic sensor having integrated coil |
US9335151B2 (en) | 2012-10-26 | 2016-05-10 | Applied Materials, Inc. | Film measurement |
US10725100B2 (en) | 2013-03-15 | 2020-07-28 | Allegro Microsystems, Llc | Methods and apparatus for magnetic sensor having an externally accessible coil |
US10145908B2 (en) | 2013-07-19 | 2018-12-04 | Allegro Microsystems, Llc | Method and apparatus for magnetic sensor producing a changing magnetic field |
US10495699B2 (en) | 2013-07-19 | 2019-12-03 | Allegro Microsystems, Llc | Methods and apparatus for magnetic sensor having an integrated coil or magnet to detect a non-ferromagnetic target |
US9823092B2 (en) | 2014-10-31 | 2017-11-21 | Allegro Microsystems, Llc | Magnetic field sensor providing a movement detector |
US10012518B2 (en) | 2016-06-08 | 2018-07-03 | Allegro Microsystems, Llc | Magnetic field sensor for sensing a proximity of an object |
US10641842B2 (en) | 2017-05-26 | 2020-05-05 | Allegro Microsystems, Llc | Targets for coil actuated position sensors |
US10837943B2 (en) | 2017-05-26 | 2020-11-17 | Allegro Microsystems, Llc | Magnetic field sensor with error calculation |
US10310028B2 (en) | 2017-05-26 | 2019-06-04 | Allegro Microsystems, Llc | Coil actuated pressure sensor |
US10324141B2 (en) | 2017-05-26 | 2019-06-18 | Allegro Microsystems, Llc | Packages for coil actuated position sensors |
US10996289B2 (en) | 2017-05-26 | 2021-05-04 | Allegro Microsystems, Llc | Coil actuated position sensor with reflected magnetic field |
US11428755B2 (en) | 2017-05-26 | 2022-08-30 | Allegro Microsystems, Llc | Coil actuated sensor with sensitivity detection |
DE102018114913A1 (de) | 2018-06-21 | 2019-12-24 | Dr. Johannes Heidenhain Gmbh | Drehgeber mit einer entlang einer Längsachse verschiebbaren Sensoreinrichtung |
US10823586B2 (en) | 2018-12-26 | 2020-11-03 | Allegro Microsystems, Llc | Magnetic field sensor having unequally spaced magnetic field sensing elements |
US11061084B2 (en) | 2019-03-07 | 2021-07-13 | Allegro Microsystems, Llc | Coil actuated pressure sensor and deflectable substrate |
US10955306B2 (en) | 2019-04-22 | 2021-03-23 | Allegro Microsystems, Llc | Coil actuated pressure sensor and deformable substrate |
US11237020B2 (en) | 2019-11-14 | 2022-02-01 | Allegro Microsystems, Llc | Magnetic field sensor having two rows of magnetic field sensing elements for measuring an angle of rotation of a magnet |
US11280637B2 (en) | 2019-11-14 | 2022-03-22 | Allegro Microsystems, Llc | High performance magnetic angle sensor |
US11262422B2 (en) | 2020-05-08 | 2022-03-01 | Allegro Microsystems, Llc | Stray-field-immune coil-activated position sensor |
DE102020209594B3 (de) * | 2020-07-30 | 2021-12-30 | Festo Se & Co. Kg | Fluidgerät |
US11493361B2 (en) | 2021-02-26 | 2022-11-08 | Allegro Microsystems, Llc | Stray field immune coil-activated sensor |
US11578997B1 (en) | 2021-08-24 | 2023-02-14 | Allegro Microsystems, Llc | Angle sensor using eddy currents |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3706861A (en) * | 1969-09-18 | 1972-12-19 | Rca Corp | Apparatus for mounting and spacing a signal transducer with respect to a recording medium |
US3716782A (en) * | 1971-06-03 | 1973-02-13 | J Henry | Capacitance gage for measuring small distances |
US3863235A (en) * | 1973-02-20 | 1975-01-28 | Rockwell International Corp | Phase sensitive position pickoff device |
DE2326257A1 (de) * | 1973-05-21 | 1974-12-12 | Siemens Ag | Induktiver weggeber |
GB1513567A (en) * | 1975-08-05 | 1978-06-07 | Newell Eng Co Ltd | Position detectors |
JPS6045804B2 (ja) * | 1978-02-28 | 1985-10-12 | 日本電気株式会社 | 角度検出器 |
US4215310A (en) * | 1978-07-10 | 1980-07-29 | United States Steel Corporation | Magnetic testing method and apparatus having provision for eliminating inaccuracies caused by gaps between probe and test piece |
US4387601A (en) * | 1980-07-01 | 1983-06-14 | Hokushin Electric Works, Ltd. | Capacitance type displacement conversion device |
CH651671A5 (de) * | 1980-12-24 | 1985-09-30 | Landis & Gyr Ag | Anordnung zur messung elektrischer leistung oder energie. |
CH651701A5 (de) * | 1980-12-24 | 1985-09-30 | Landis & Gyr Ag | Kompensierter messwandler. |
US4518919A (en) * | 1981-01-16 | 1985-05-21 | Tokyo Shibaura Denki Kabushiki Kaisha | Detecting device for detecting a magnetic strip embedded in a sheet |
CH655581B (de) * | 1981-05-19 | 1986-04-30 | ||
US4596953A (en) * | 1982-04-14 | 1986-06-24 | Daidotokushuko Kabushikikaisha | Apparatus for scanning a material for detection of flaws and having material axis deviation detection |
US4641092A (en) * | 1982-07-08 | 1987-02-03 | Sumitomo Metal Industries, Ltd. | Rotary probe apparatus for detecting flaws in a test object |
US4731579A (en) * | 1982-10-12 | 1988-03-15 | Polaroid Corporation | Magnetic position indicator and actuator using same |
US4528506A (en) * | 1982-11-23 | 1985-07-09 | The United States Of America As Represented By The Secretary Of The Air Force | Ferromagnetic resonance probe liftoff suppression apparatus |
CH661130A5 (de) * | 1983-08-26 | 1987-06-30 | Landis & Gyr Ag | Schaltung mit magnetfeldsensor zum messen eines magnetfeldes. |
US4605977A (en) * | 1983-12-14 | 1986-08-12 | Sperry Corporation | Air bearing head displacement sensor and positioner |
DE3345760C2 (de) * | 1983-12-17 | 1985-12-12 | Hottinger Baldwin Messtechnik Gmbh, 6100 Darmstadt | Meßvorrichtung mit Meßfeder aus ferromagnetischem Material |
JPS6145922A (ja) * | 1984-08-10 | 1986-03-06 | Hitachi Ltd | 位置検出センサ |
JPS6157809A (ja) * | 1984-08-30 | 1986-03-24 | Sotsukishiya:Kk | 磁束応答形マルチギヤップヘッド |
FR2574938B1 (fr) * | 1984-12-19 | 1986-12-26 | Snecma | Methode de controle par courants de foucault sans contact et dispositif de mise en oeuvre |
-
1986
- 1986-12-18 DE DE8686810603T patent/DE3686330T2/de not_active Expired - Fee Related
- 1986-12-18 EP EP86810603A patent/EP0242492B1/de not_active Expired - Lifetime
- 1986-12-24 KR KR1019860011227A patent/KR910006670B1/ko not_active IP Right Cessation
-
1988
- 1988-11-10 US US07/271,388 patent/US4944028A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0242492A2 (de) | 1987-10-28 |
KR870011591A (ko) | 1987-12-24 |
EP0242492B1 (de) | 1992-08-05 |
EP0242492A3 (en) | 1989-04-26 |
KR910006670B1 (ko) | 1991-08-30 |
DE3686330T2 (de) | 1993-02-18 |
US4944028A (en) | 1990-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |