IT9009383A0 - Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva - Google Patents

Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva

Info

Publication number
IT9009383A0
IT9009383A0 IT9383A IT938390A IT9009383A0 IT 9009383 A0 IT9009383 A0 IT 9009383A0 IT 9383 A IT9383 A IT 9383A IT 938390 A IT938390 A IT 938390A IT 9009383 A0 IT9009383 A0 IT 9009383A0
Authority
IT
Italy
Prior art keywords
proximity sensor
position transducer
inductive proximity
passive scale
passive
Prior art date
Application number
IT9383A
Other languages
English (en)
Other versions
IT9009383A1 (it
IT1238726B (it
Inventor
Alessandro Dreoni
Original Assignee
Alessandro Dreoni
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 Alessandro Dreoni filed Critical Alessandro Dreoni
Priority to IT9383A priority Critical patent/IT1238726B/it
Publication of IT9009383A0 publication Critical patent/IT9009383A0/it
Priority to US07/693,134 priority patent/US5233294A/en
Priority to BR919101769A priority patent/BR9101769A/pt
Priority to JP10105491A priority patent/JPH05113302A/ja
Priority to DE69122297T priority patent/DE69122297T2/de
Priority to EP91830181A priority patent/EP0455613B1/en
Publication of IT9009383A1 publication Critical patent/IT9009383A1/it
Application granted granted Critical
Publication of IT1238726B publication Critical patent/IT1238726B/it

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
    • G01D5/2006—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 self-induction of one or more coils
    • 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
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9525—Proximity switches using a magnetic detector using inductive coils controlled by an oscillatory signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
IT9383A 1990-05-03 1990-05-03 Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva IT1238726B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT9383A IT1238726B (it) 1990-05-03 1990-05-03 Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva
US07/693,134 US5233294A (en) 1990-05-03 1991-04-29 Inductive proximity sensor and position transducer with a passive scale
BR919101769A BR9101769A (pt) 1990-05-03 1991-05-02 Sensor de proximidade indutivo e transdutor de medicao linear ou rotativo
JP10105491A JPH05113302A (ja) 1990-05-03 1991-05-02 誘導式近接センサおよび直線または回転式測定トランスジユーサ
DE69122297T DE69122297T2 (de) 1990-05-03 1991-05-03 Induktiver Näherungsmessaufnehmer und Stellungsgeber mit einer passiven Skala
EP91830181A EP0455613B1 (en) 1990-05-03 1991-05-03 Inductive proximity sensor and position transducer with a passive scale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT9383A IT1238726B (it) 1990-05-03 1990-05-03 Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva

Publications (3)

Publication Number Publication Date
IT9009383A0 true IT9009383A0 (it) 1990-05-03
IT9009383A1 IT9009383A1 (it) 1991-11-03
IT1238726B IT1238726B (it) 1993-09-01

Family

ID=11129312

Family Applications (1)

Application Number Title Priority Date Filing Date
IT9383A IT1238726B (it) 1990-05-03 1990-05-03 Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva

Country Status (6)

Country Link
US (1) US5233294A (it)
EP (1) EP0455613B1 (it)
JP (1) JPH05113302A (it)
BR (1) BR9101769A (it)
DE (1) DE69122297T2 (it)
IT (1) IT1238726B (it)

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SE9300508D0 (sv) * 1993-02-16 1993-02-16 Jan Gunnar Sergenius Saett vid laengd- eller vinkelmaetning samt utrustning haerfoer
DE4339595C1 (de) * 1993-11-18 1995-01-12 Robert Thalhammer Vorrichtung zur Längenmessung an einer Gliederkette
EP0743508A2 (en) * 1995-05-16 1996-11-20 Mitutoyo Corporation Induced current position transducer
JPH09152473A (ja) * 1995-09-29 1997-06-10 Sony Corp 磁気探知装置
US5973494A (en) * 1996-05-13 1999-10-26 Mitutoyo Corporation Electronic caliper using a self-contained, low power inductive position transducer
US6002250A (en) * 1996-05-13 1999-12-14 Mitutoyo Corporation Electronic linear scale using a self-contained, low-power inductive position transducer
JP3355946B2 (ja) * 1996-08-02 2002-12-09 株式会社ダイフク 搬送用電車の走行制御設備
US5886519A (en) * 1997-01-29 1999-03-23 Mitutoyo Corporation Multi-scale induced current absolute position transducer
US5841274A (en) * 1997-01-29 1998-11-24 Mitutoyo Corporation Induced current absolute position transducer using a code-track-type scale and read head
US6335618B1 (en) 1999-10-05 2002-01-01 Mitutoyo Corporation Position transducer having position-dependent amplitude encoding applying first and second modulations
JP2001208503A (ja) * 2000-01-25 2001-08-03 Harmonic Drive Syst Ind Co Ltd リニアアクチュエータの絶対位置検出装置
DE10026019B4 (de) * 2000-05-25 2015-03-05 Hella Kgaa Hueck & Co. Induktiver Positionssensor, insbesondere für ein Kraftfahrzeug
DE10242385B4 (de) * 2002-09-12 2005-09-01 Cherry Gmbh Induktive Sensoreinheit
DE502004003493D1 (de) * 2003-09-11 2007-05-24 Cherry Gmbh Induktiver schalter
US7276897B2 (en) * 2004-04-09 2007-10-02 Ksr International Co. Inductive position sensor
US7538544B2 (en) * 2004-04-09 2009-05-26 Ksr Technologies Co. Inductive position sensor
US7481763B2 (en) * 2004-05-28 2009-01-27 Ethicon Endo-Surgery, Inc. Metal bellows position feedback for hydraulic control of an adjustable gastric band
US7449878B2 (en) * 2005-06-27 2008-11-11 Ksr Technologies Co. Linear and rotational inductive position sensor
US20070257667A1 (en) * 2006-05-03 2007-11-08 Thaddeus Schroeder Position sensors and arrays utilizing back EMF
US7880462B2 (en) * 2006-10-05 2011-02-01 Advanced Sensor Technology Limited Pulsed coil drive circuit for a sampled inductive transducer
CN101187543B (zh) * 2006-10-05 2012-08-08 先进传感技术有限公司 用于采样电感式换能器的脉冲线圈驱动电路
US7719263B2 (en) * 2006-11-22 2010-05-18 Zf Friedrichshafen Ag Inductive position measuring device or goniometer
ITPD20070271A1 (it) * 2007-08-03 2009-02-04 Paolo Andreotti Dispositivo elettronico di miscelazione e di regolazione della portata d' acqua
DE102007061967A1 (de) * 2007-12-21 2009-06-25 Pepperl + Fuchs Gmbh Inkrementalweggeber und Verfahren zum Bestimmen einer Verschiebung eines ersten Objekts relativ zu einem zweiten Objekt
DE102008022090A1 (de) 2008-05-05 2009-11-12 Minebea Co., Ltd. Spindelpositionsgeber
FR2944133A1 (fr) * 2009-04-03 2010-10-08 Schneider Electric Ind Sas Inductance symetrique, en particulier pour detecteurs de proximite
AT509101B1 (de) * 2009-11-18 2011-10-15 Victor Vasiloiu Induktive messeinrichtung für längen- und winkelerfassung
KR101421110B1 (ko) * 2013-02-21 2014-07-18 주식회사 트루윈 인덕턴스방식 근접센서
JP6327874B2 (ja) * 2014-02-04 2018-05-23 株式会社ミツトヨ 誘導型位置測定装置
US9616875B2 (en) * 2014-09-11 2017-04-11 Westinghouse Air Brake Technologies Corporation Piston stroke sensor arrangement for a brake unit
FR3031587B1 (fr) 2015-01-13 2018-11-16 Hutchinson Capteurs inductifs de deplacement
FR3031589B1 (fr) * 2015-01-13 2018-11-16 Hutchinson Capteurs inductifs de deplacement
FR3031586B1 (fr) 2015-01-13 2017-02-10 Dymeo Capteurs inductifs de deplacement
FR3031588B1 (fr) 2015-01-13 2018-11-16 Hutchinson Capteurs inductifs de deplacement
US10816362B2 (en) * 2018-11-21 2020-10-27 Hiwin Mikrosystem Corp. Linear position detecting device
DE102020205398A1 (de) * 2020-04-29 2021-11-04 Dr. Johannes Heidenhain Gesellschaft Mit Beschränkter Haftung Induktive Positionsmesseinrichtung
DE202020105904U1 (de) * 2020-10-15 2021-10-18 Cherry Europe Gmbh Einrichtung zur Erfassung eines Tastendrucks eines Tastenmoduls und Tastatur

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US2905874A (en) * 1958-10-30 1959-09-22 Gen Electric Position control system and device
SE332899B (it) * 1968-09-13 1971-02-22 Jungner Instrument Ab
US3916234A (en) * 1973-05-24 1975-10-28 Wagner Electric Corp Vehicle wheel speed sensor
FR2298081A1 (fr) * 1975-01-15 1976-08-13 Poclain Sa Detecteur de position relative de deux pieces
US4042876A (en) * 1976-04-29 1977-08-16 The United States Of America As Represented By The United States Energy Research And Development Administration Eddy current gauge for monitoring displacement using printed circuit coil
US4112365A (en) * 1977-02-15 1978-09-05 Eaton Corporation Position detecting system
US4249630A (en) * 1978-10-31 1981-02-10 Northern Telecom Limited Plow guidance system
JPS5911474A (ja) * 1982-07-10 1984-01-21 Sony Corp 位置検出装置
DE3244891C2 (de) * 1982-12-04 1985-07-11 Angewandte Digital Elektronik Gmbh, 2051 Brunstorf Einrichtung zur berührungslosen Positionsmessung
DE3308813C2 (de) * 1983-03-12 1985-02-07 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Meßeinrichtung
US4697144A (en) * 1984-04-19 1987-09-29 Verify Electronics Limited Position sensing apparatus
US4627280A (en) * 1984-04-24 1986-12-09 Toyoda Gosei Co., Ltd. Inductance liquid level meter
GB8416109D0 (en) * 1984-06-23 1984-07-25 Schlumberger Electronics Uk Proximity sensor
US4678994A (en) * 1984-06-27 1987-07-07 Digital Products Corporation Methods and apparatus employing apparent resonant properties of thin conducting materials
FR2577666B1 (fr) * 1985-02-20 1987-03-20 Matra Transport Dispositif de mesure de deplacement a roue codee
US4812757A (en) * 1985-05-04 1989-03-14 Thyssen Industrie Ag Method and device for accurately determining the distance of a magnetic sensor from a conductive reaction rail
US4648041A (en) * 1985-06-24 1987-03-03 The United States Of America As Represented By The Secretary Of The Navy Method of measuring magnetic effects due to eddy currents
GB2181246B (en) * 1985-10-02 1989-09-27 Rolls Royce Apparatus for measuring axial movement of a rotating member
EP0276540A1 (en) * 1986-09-29 1988-08-03 The University Of Western Australia Inductive sensing
DE8631978U1 (it) * 1986-11-28 1990-03-22 Weber Sensortechnik Gmbh, 2201 Kollmar, De
US4816759A (en) * 1987-10-28 1989-03-28 Kaman Corporation Inductive sensor for detecting displacement of adjacent surfaces

Also Published As

Publication number Publication date
JPH05113302A (ja) 1993-05-07
DE69122297T2 (de) 1997-04-10
BR9101769A (pt) 1991-12-17
US5233294A (en) 1993-08-03
EP0455613B1 (en) 1996-09-25
EP0455613A2 (en) 1991-11-06
IT9009383A1 (it) 1991-11-03
DE69122297D1 (de) 1996-10-31
IT1238726B (it) 1993-09-01
EP0455613A3 (it) 1994-02-16

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970528