JPS5694203A - Location detector - Google Patents

Location detector

Info

Publication number
JPS5694203A
JPS5694203A JP17523180A JP17523180A JPS5694203A JP S5694203 A JPS5694203 A JP S5694203A JP 17523180 A JP17523180 A JP 17523180A JP 17523180 A JP17523180 A JP 17523180A JP S5694203 A JPS5694203 A JP S5694203A
Authority
JP
Japan
Prior art keywords
location detector
detector
location
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.)
Pending
Application number
JP17523180A
Other languages
English (en)
Inventor
Yuujin Matsukii Donarudo
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.)
Boeing North American Inc
Original Assignee
Rockwell International Corp
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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of JPS5694203A publication Critical patent/JPS5694203A/ja
Pending legal-status Critical Current

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
    • G01D5/243—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 phase or frequency of ac

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)
  • Geophysics And Detection Of Objects (AREA)
JP17523180A 1979-12-19 1980-12-10 Location detector Pending JPS5694203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/105,435 US4310807A (en) 1979-12-19 1979-12-19 Digital position sensor including L/C sensing oscillator

Publications (1)

Publication Number Publication Date
JPS5694203A true JPS5694203A (en) 1981-07-30

Family

ID=22305833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17523180A Pending JPS5694203A (en) 1979-12-19 1980-12-10 Location detector

Country Status (3)

Country Link
US (1) US4310807A (ja)
EP (1) EP0030997A3 (ja)
JP (1) JPS5694203A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5962529U (ja) * 1982-10-19 1984-04-24 アイダエンジニアリング株式会社 プレス機械の荷重検出器
JPS59181903A (ja) * 1983-03-16 1984-10-16 テイツセン・インドウストリ−・アクチエンゲゼルシヤフト 常電導反作用レールとコイル系を有するセンサとの間の間隔を測定する装置

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4420727A (en) * 1981-10-01 1983-12-13 Burroughs Corporation Self oscillating acoustic displacement detector
JPS59500753A (ja) * 1982-04-12 1984-05-04 マーカー　インターナショナル　コムパニー 電子式運動用品のためのスイッチ装置
WO1983003555A1 (en) 1982-04-12 1983-10-27 Marker Patentverwertungs Gmbh Switch for electronic sports equipment
US5051605A (en) * 1982-04-12 1991-09-24 Marker International Switch for electronic sports equipment
FR2538100B1 (fr) * 1982-12-16 1987-06-26 Renault Capteur inductif de deplacement
FR2549596B1 (fr) * 1983-07-20 1987-09-18 Europ Propulsion Procede et capteur de mesure de deplacement
US4598260A (en) * 1984-04-18 1986-07-01 Transducer Limited Partnership Eddy current proximeter
US4560953A (en) * 1984-08-20 1985-12-24 American Standard Inc. Fail-safe square-wave oscillator
US4956606A (en) * 1984-10-17 1990-09-11 Mine Safety Appliances Company Non-contact inductive distance measuring system with temperature compensation
US4706045A (en) * 1986-12-10 1987-11-10 Western Digital Corporation Voltage controlled oscillator with dual loop resonant tank circuit
DE3741734C2 (de) * 1987-12-09 1996-09-26 Herion Werke Kg Vorrichtung zur Messung der Induktivität einer Spule, insbesondere zur Messung der Ankerstellung eines Spulen/Anker-Magnetsystems
GB2221035B (en) * 1988-07-19 1992-08-12 Glacier Metal Co Ltd Improvements in and relating to magnetic bearing displacement sensors
US4987389A (en) * 1990-04-02 1991-01-22 Borg-Warner Automotive, Inc. Lockproof low level oscillator using digital components
US5392657A (en) * 1991-02-13 1995-02-28 Onicon Incorporated Flow sensor having high impedance circuit with capacitive sensing electrode
EP0529131B2 (de) † 1991-08-29 2001-07-11 Siemens Aktiengesellschaft Drehzahlerfassungsvorrichtung für einen Gleichstrommotor
US5381698A (en) * 1992-04-06 1995-01-17 Onicon Inc. Flow-responsive apparatus
JP4189872B2 (ja) * 2001-04-23 2008-12-03 株式会社リベックス 位置検出器
US7528597B2 (en) * 2004-03-08 2009-05-05 Digisensors, Inc. Induction sensor
US7511476B2 (en) * 2005-01-04 2009-03-31 Digisensors, Inc. Electromagnetic sensor systems and methods of use thereof
US7816911B2 (en) * 2005-03-07 2010-10-19 Digisensors, Inc. Electromagnetic sensor systems
US7898244B2 (en) * 2005-03-07 2011-03-01 Digisensors, Inc. Electromagnetic sensor systems
FR2925671B1 (fr) * 2007-12-20 2009-12-18 Michelin Soc Tech Dispositif magnetometrique d'evaluation d'un parametre physique, et application
US9157768B2 (en) * 2013-03-04 2015-10-13 Texas Instruments Incorporated Inductive sensing including inductance multiplication with series connected coils
US9479134B2 (en) * 2013-03-04 2016-10-25 Texas Instruments Incorporated Position detecting system
US20150022190A1 (en) * 2013-07-19 2015-01-22 Gordon Brandt Taylor Inductive Position Sensor
US9638763B2 (en) 2013-12-31 2017-05-02 Texas Instruments Incorporated Resonant impedance sensing with a negative impedance control loop implemented with synchronized class D and output comparators
US9995778B1 (en) 2014-09-26 2018-06-12 David Fiori, Jr. Sensor apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891918A (en) * 1971-03-23 1975-06-24 James F Ellis Linear displacement transducer utilizing an oscillator whose average period varies as a linear function of the displacement
US3806828A (en) * 1973-07-26 1974-04-23 Cetec Inc Combined high-frequency bias generator and amplifier for recording systems
US4025912A (en) * 1976-07-19 1977-05-24 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for remotely transducing and transmitting pressure and temperature changes
DE2810347C2 (de) * 1978-03-10 1986-04-30 Robert Bosch Gmbh, 7000 Stuttgart Frequenzgenerator
DE2834763A1 (de) * 1978-08-04 1980-02-14 Martin Prof Dr Ing Lambeck Verfahren zur materialpruefung und wegmessung durch selbsterregte elektromagnetische schwingungen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5962529U (ja) * 1982-10-19 1984-04-24 アイダエンジニアリング株式会社 プレス機械の荷重検出器
JPS59181903A (ja) * 1983-03-16 1984-10-16 テイツセン・インドウストリ−・アクチエンゲゼルシヤフト 常電導反作用レールとコイル系を有するセンサとの間の間隔を測定する装置

Also Published As

Publication number Publication date
EP0030997A3 (en) 1984-03-21
US4310807A (en) 1982-01-12
EP0030997A2 (en) 1981-07-01

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