FR2606163B1 - Procede de detection sans contact de corps parcourus par des courants de foucault, en particulier d'objets metalliques, ainsi que les detecteurs qui s'appuient sur le procede - Google Patents

Procede de detection sans contact de corps parcourus par des courants de foucault, en particulier d'objets metalliques, ainsi que les detecteurs qui s'appuient sur le procede

Info

Publication number
FR2606163B1
FR2606163B1 FR8714834A FR8714834A FR2606163B1 FR 2606163 B1 FR2606163 B1 FR 2606163B1 FR 8714834 A FR8714834 A FR 8714834A FR 8714834 A FR8714834 A FR 8714834A FR 2606163 B1 FR2606163 B1 FR 2606163B1
Authority
FR
France
Prior art keywords
detectors
well
contact detection
eddy currents
metal objects
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 - Fee Related
Application number
FR8714834A
Other languages
English (en)
French (fr)
Other versions
FR2606163A1 (fr
Inventor
Weisshaupt Bruno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baumer Electric AG
Original Assignee
Baumer Electric AG
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 Baumer Electric AG filed Critical Baumer Electric AG
Publication of FR2606163A1 publication Critical patent/FR2606163A1/fr
Application granted granted Critical
Publication of FR2606163B1 publication Critical patent/FR2606163B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
FR8714834A 1986-10-29 1987-10-27 Procede de detection sans contact de corps parcourus par des courants de foucault, en particulier d'objets metalliques, ainsi que les detecteurs qui s'appuient sur le procede Expired - Fee Related FR2606163B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4289/86A CH672383A5 (enExample) 1986-10-29 1986-10-29

Publications (2)

Publication Number Publication Date
FR2606163A1 FR2606163A1 (fr) 1988-05-06
FR2606163B1 true FR2606163B1 (fr) 1993-11-19

Family

ID=4273324

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8714834A Expired - Fee Related FR2606163B1 (fr) 1986-10-29 1987-10-27 Procede de detection sans contact de corps parcourus par des courants de foucault, en particulier d'objets metalliques, ainsi que les detecteurs qui s'appuient sur le procede

Country Status (8)

Country Link
US (1) US4843259A (enExample)
BE (1) BE1000173A6 (enExample)
CH (1) CH672383A5 (enExample)
DE (1) DE3734177A1 (enExample)
FR (1) FR2606163B1 (enExample)
GB (1) GB2197076B (enExample)
IT (1) IT1222994B (enExample)
NL (1) NL8702575A (enExample)

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DE10335133A1 (de) * 2003-07-31 2005-03-03 Pepperl + Fuchs Gmbh Vorrichtung und Verfahren zur Erfassung des Wegs eines Zielobjektes
CN2662872Y (zh) * 2003-08-16 2004-12-15 王厦定 卫生护理床
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EP1555505A1 (fr) * 2004-01-16 2005-07-20 Nomics, société anonyme Dispositif de mesure de distance
US8101431B2 (en) 2004-02-27 2012-01-24 Board Of Regents, The University Of Texas System Integration of fluids and reagents into self-contained cartridges containing sensor elements and reagent delivery systems
DE102004033085B4 (de) * 2004-07-08 2014-07-24 Robert Bosch Gmbh Integrator-Auswerteeinheit für Wirbelstromsensoren
US8377398B2 (en) 2005-05-31 2013-02-19 The Board Of Regents Of The University Of Texas System Methods and compositions related to determination and use of white blood cell counts
US20100291588A1 (en) * 2005-06-24 2010-11-18 The Board Of Regents Of The University Of Texas System Systems and methods including self-contained cartridges with detection systems and fluid delivery systems
DE102006032226B4 (de) 2006-07-07 2009-12-10 Pilz Gmbh & Co. Kg Verfahren und Vorrichtung zur sicheren Abstandsüberwachung
US7266470B1 (en) 2007-01-17 2007-09-04 Eaton Corporation Method for mitigating interference between nearby proximity sensors
US20100147832A1 (en) * 2008-12-16 2010-06-17 Barker Iii Charles R Induction cookware identifying
US8766649B1 (en) * 2009-10-02 2014-07-01 The Boeing Company Proximity sensor interface device and method for its use
DE102010039528A1 (de) * 2010-08-19 2012-02-23 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Kapazitive und/oder induktive Abstandsmessung
DE202011001009U1 (de) * 2011-04-29 2012-07-31 Mel Mikroelektronik Gmbh Sensorsystem mit induktivem Näherungsschalter
DE102011102796A1 (de) * 2011-05-23 2012-11-29 Trw Automotive Electronics & Components Gmbh Positionssensor, Aktor-Sensor-Vorrichtung und Verfahren zur induktiven Erfassung einer Position
EP2754222B1 (en) 2011-09-09 2015-11-18 Witricity Corporation Foreign object detection in wireless energy transfer systems
US10352970B2 (en) 2011-12-21 2019-07-16 Sony Corporation Detection apparatus, power receiving apparatus, non-contact power transmission system and detection method
JP6029278B2 (ja) 2011-12-21 2016-11-24 ソニー株式会社 受電装置及び非接触電力伝送システム
DE102012004308B4 (de) * 2012-03-01 2018-09-20 Atlas Elektronik Gmbh Annäherungssensor und Verfahren zum Bestimmen der Annäherung an einen elektrisch leitfähigen Körper
US9178361B2 (en) 2012-09-27 2015-11-03 ConvenientPower, Ltd. Methods and systems for detecting foreign objects in a wireless charging system
WO2014063159A2 (en) 2012-10-19 2014-04-24 Witricity Corporation Foreign object detection in wireless energy transfer systems
GB2528474A (en) * 2014-07-23 2016-01-27 Bombardier Transp Gmbh Operation of an inductive power transfer system
CN104483710A (zh) * 2014-12-18 2015-04-01 科瑞工业自动化系统（苏州）有限公司 全金属外壳电感传感器
WO2017041019A1 (en) * 2015-09-02 2017-03-09 Texas Instruments Incorporated Inductive sensing with differential inductance readout based on sense/reference lc-ring oscillators with a shared capacitor
DE102017003657A1 (de) * 2017-04-13 2018-10-18 Liebherr-Aerospace Lindenberg Gmbh Verfahren zum Auswerten eines Sensorsystems und Vorrichtung zur Ausführung eines entsprechenden Verfahrens
DE102017128472A1 (de) * 2017-11-30 2019-06-06 Pepperl + Fuchs Gmbh Induktiver Näherungsschalter und Verfahren zum Betreiben eines induktiven Näherungsschalters
DE102017128471A1 (de) * 2017-11-30 2019-06-06 Pepperl + Fuchs Gmbh Induktiver Näherungsschalter und Verfahren zum Betreiben eines induktiven Näherungsschalters
KR20210092404A (ko) 2020-01-16 2021-07-26 주식회사 맵스 큐 인자 측정 장치 및 그 방법
DE102020202553A1 (de) 2020-02-28 2021-09-02 Vitesco Technologies GmbH Verfahren zum Ermitteln des Kopplungsgrads zwischen einer Primärspule und einer Sekundärspule

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Also Published As

Publication number Publication date
GB8724344D0 (en) 1987-11-18
CH672383A5 (enExample) 1989-11-15
BE1000173A6 (fr) 1988-07-05
GB2197076B (en) 1991-07-17
GB2197076A (en) 1988-05-11
IT1222994B (it) 1990-09-12
IT8722419A0 (it) 1987-10-28
DE3734177A1 (de) 1988-05-05
US4843259A (en) 1989-06-27
NL8702575A (nl) 1988-05-16
FR2606163A1 (fr) 1988-05-06

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Legal Events

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ST Notification of lapse