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DE69527339D1 - Sensor und Verfahren zum Messen von Abständen zu einem Medium und/oder dessen physischen Eigenschaften - Google Patents

Sensor und Verfahren zum Messen von Abständen zu einem Medium und/oder dessen physischen Eigenschaften

Info

Publication number
DE69527339D1
DE69527339D1 DE69527339T DE69527339T DE69527339D1 DE 69527339 D1 DE69527339 D1 DE 69527339D1 DE 69527339 T DE69527339 T DE 69527339T DE 69527339 T DE69527339 T DE 69527339T DE 69527339 D1 DE69527339 D1 DE 69527339D1
Authority
DE
Germany
Prior art keywords
sensor
medium
physical properties
measuring distances
distances
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
DE69527339T
Other languages
English (en)
Other versions
DE69527339T2 (de
Inventor
Alexander Paritsky
Alexander Kots
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.)
Phone Or Ltd
Original Assignee
Phone Or Ltd
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 Phone Or Ltd filed Critical Phone Or Ltd
Publication of DE69527339D1 publication Critical patent/DE69527339D1/de
Application granted granted Critical
Publication of DE69527339T2 publication Critical patent/DE69527339T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/093—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by photoelectric pick-up
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
  • Optical Transform (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69527339T 1994-12-07 1995-12-05 Sensor und Verfahren zum Messen von Abständen zu einem Medium und/oder dessen physischen Eigenschaften Expired - Fee Related DE69527339T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL111913A IL111913A (en) 1994-12-07 1994-12-07 Sensor and a method for measuring distances to, and/or physical properties of, a medium

Publications (2)

Publication Number Publication Date
DE69527339D1 true DE69527339D1 (de) 2002-08-14
DE69527339T2 DE69527339T2 (de) 2002-11-14

Family

ID=11066861

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69527339T Expired - Fee Related DE69527339T2 (de) 1994-12-07 1995-12-05 Sensor und Verfahren zum Messen von Abständen zu einem Medium und/oder dessen physischen Eigenschaften

Country Status (6)

Country Link
US (1) US5771091A (de)
EP (1) EP0716291B1 (de)
JP (1) JPH08297011A (de)
DE (1) DE69527339T2 (de)
ES (1) ES2179089T3 (de)
IL (1) IL111913A (de)

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US6561294B1 (en) * 1995-02-03 2003-05-13 Deka Products Limited Partnership Balancing vehicle with passive pivotable support
US5969838A (en) * 1995-12-05 1999-10-19 Phone Or Ltd. System for attenuation of noise
EP0777404B1 (de) 1995-12-07 2001-09-12 Phone-Or Limited Rauschdämfersystem
US6622549B1 (en) * 1997-02-06 2003-09-23 Marek T. Wlodarczyk Fuel injectors with integral fiber optic pressure sensors and associated compensation and status monitoring devices
IL120464A (en) * 1997-03-17 2000-01-31 Phone Or Ltd Sensor and method for measuring distances to and/or physical properties of a medium
US6087653A (en) * 1997-10-24 2000-07-11 Bell-Northern Research Ltd. Light guide implementation of a proximity detector
DE19826565C2 (de) * 1997-12-03 2001-06-07 Sennheiser Electronic Optischer Schallsensor, insbesondere Mikrofon
FR2775781B1 (fr) * 1998-03-06 2000-04-14 Schneider Electric Ind Sa Sonde a fibres optiques
DE19809920C1 (de) * 1998-03-07 1999-12-30 Sennheiser Electronic Optischer, insbesondere optoakustischer Sensor sowie optisches Mikrofon
IL126172A (en) 1998-09-10 2002-05-23 Phone Or Ltd Sensor and method for measuring distances to, and/or physical properties of, a medium
EP1134578A4 (de) * 1998-11-24 2002-04-10 Otsuka Denshi Kk Messgerät für lichtstreuung
IL135281A (en) * 2000-03-27 2004-05-12 Phone Or Ltd Small optical microphone/sensor
IL137069A0 (en) * 2000-06-28 2001-06-14 Phone Or Ltd Optical microphone sensor
US20040021101A1 (en) * 2000-06-29 2004-02-05 Essex Electro Engineers, Inc. Method and apparatus for radiographic imaging
US6696698B2 (en) 2000-06-29 2004-02-24 Essex Electro Engineers, Inc. Method and apparatus for radiographic imaging
IL138611A0 (en) * 2000-09-21 2001-10-31 Phone Or Ltd Optical microphone/ sensors
IL139065A0 (en) * 2000-10-16 2001-11-25 Phone Or Ltd Optical heads for optical microphone sensors
JP4537568B2 (ja) * 2000-12-08 2010-09-01 株式会社ティアンドティ 漏液センサー
US6831266B2 (en) * 2002-03-13 2004-12-14 Phone-Or Ltd. Optical transducers of high sensitivity
US6822750B2 (en) 2002-03-13 2004-11-23 Phone-Or Ltd. Optical transducers and methods of making same
US6740862B2 (en) * 2002-03-13 2004-05-25 Phone-Or Ltd. Optical transducers and methods of making same
US6906807B2 (en) * 2002-03-22 2005-06-14 Phone - Or Ltd. Membrane type optical transducers particularly useful as optical microphones
US6924475B2 (en) * 2002-05-10 2005-08-02 Phone-Or Ltd. Optical transducers and method of making same
DE10253821B3 (de) * 2002-11-18 2004-07-22 RUBITEC Gesellschaft für Innovation und Technologie der Ruhr-Universität Bochum mbH Messvorrichtung
US6970247B2 (en) * 2002-12-13 2005-11-29 The United States Of America As Represented By The Secretary Of The Army Methods and devices for optically recording and imaging representations of interactions of an object with its environment
WO2006050388A2 (en) * 2004-11-02 2006-05-11 The Children's Hospital Of Philadelphia Respiratory volume/flow gating, monitoring, and spirometry system for mri
US8074501B2 (en) * 2006-11-27 2011-12-13 Kistler Holding, Ag Optical pressure sensor having at least two optical fibers
IL187223A (en) * 2007-11-08 2011-10-31 Alexander Paritsky Fiber optic microphone and a communication system utilizing same
US20090279193A1 (en) * 2008-04-21 2009-11-12 Jones Clyde B Method and apparatus for mounting sensors in frames
AU2009293065B2 (en) * 2008-09-19 2014-02-20 Schweitzer Engineering Laboratories, Inc. Secure arc flash detection
BRPI0918900A2 (pt) * 2008-09-19 2017-08-01 Schweitzer Engineering Lab Inc aparelho para validar uma unidade de detecção de arco elétrico (afdu), meio de armazenamento legível por computador, e, método para determinar a configuração de uma unidade de detecção de arco elétrico (afdu)
BRPI0918931A2 (pt) * 2008-09-19 2015-12-01 Schweitzer Engineering Lab Inc dispositivo eletrônico inteligente (ied), método para proteger um sistema de energia, e, meio de armazenamento legível por computador
US8803069B2 (en) * 2008-09-19 2014-08-12 Schweitzer Engineering Laboratories, Inc. Electro-optical radiation collector for arc flash detection
MX2011002461A (es) 2008-09-19 2011-04-05 Schweitzer Engineering Lab Inc Proteccion contra descarga por arco con autoverificacion.
US9438028B2 (en) 2012-08-31 2016-09-06 Schweitzer Engineering Laboratories, Inc. Motor relay with integrated arc-flash detection
KR101418750B1 (ko) * 2012-12-27 2014-07-11 전자부품연구원 광 마이크로폰 및 제작 방법
KR101413159B1 (ko) * 2012-12-27 2014-07-01 전자부품연구원 광 마이크로폰
US8770024B1 (en) * 2013-07-05 2014-07-08 Vibrosound Ltd. Fiber optic accelerometer
US9778042B2 (en) * 2013-12-13 2017-10-03 Intel Corporation Opto-mechanical inertial sensor
CN103941040B (zh) * 2014-04-23 2016-04-27 浙江大学 基于纳米微粒探测的后向散射光检测加速度的装置及方法
US8995798B1 (en) 2014-05-27 2015-03-31 Qualitrol, Llc Reflective element for fiber optic sensor
JP6193279B2 (ja) * 2015-01-16 2017-09-06 株式会社レーベン販売 光マイクロフォン、および補聴器
US10804689B2 (en) 2016-11-18 2020-10-13 Schweitzer Engineering Laboratories, Inc. Methods and systems for evaluating arc flash exposure hazard
US11837862B2 (en) 2020-10-09 2023-12-05 Schweitzer Engineering Laboratories, Inc. Arc-flash sensor using optical fiber

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US3792928A (en) * 1972-02-28 1974-02-19 Schlumberger Compteurs Fiber optics distance converting technique
US3961185A (en) * 1974-11-11 1976-06-01 The Detroit Edison Company Fiber optic displacement transducer
DE2620914C3 (de) * 1976-05-12 1979-05-10 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Analoger Beschleunigungsmesser
US4293188A (en) * 1980-03-24 1981-10-06 Sperry Corporation Fiber optic small displacement sensor
FR2508160A1 (fr) * 1981-06-23 1982-12-24 Cilas Dispositif pour determiner la position d'un objet
JPS5890173A (ja) * 1981-11-25 1983-05-28 Tokyo Keiki Co Ltd 加速度計の偏位検出装置
US4518857A (en) * 1983-03-07 1985-05-21 Sperry Corporation Temperature and pressure compensated elasto-optic sensor
US4703175A (en) * 1985-08-19 1987-10-27 Tacan Corporation Fiber-optic sensor with two different wavelengths of light traveling together through the sensor head
US4766323A (en) * 1986-08-29 1988-08-23 B. C. Hydro Method and apparatus for determining the distance of an object
DE3733549A1 (de) * 1987-10-03 1989-04-20 Messerschmitt Boelkow Blohm Faseroptischer sensor
US4946275A (en) * 1988-03-31 1990-08-07 General Dynamics Corporation Convair Division Fiber optic position transducer
US5013150A (en) * 1988-04-01 1991-05-07 Syntex (U.S.A.) Inc. Method for detection of fluorescence or light scatter
US5089697A (en) * 1989-01-11 1992-02-18 Prohaska Otto J Fiber optic sensing device including pressure detection and human implantable construction
US4943157A (en) * 1989-05-18 1990-07-24 Corning Incorporated Fiber optic triangulation gage
DE4017773A1 (de) * 1990-06-01 1991-12-05 S E Sensorik Gmbh & Co Kg Bewegungsgroessensensor mit optischem messwertaufnehmer
US5450203A (en) * 1993-12-22 1995-09-12 Electroglas, Inc. Method and apparatus for determining an objects position, topography and for imaging

Also Published As

Publication number Publication date
ES2179089T3 (es) 2003-01-16
IL111913A (en) 1997-07-13
US5771091A (en) 1998-06-23
EP0716291A3 (de) 1997-05-07
IL111913A0 (en) 1995-03-15
EP0716291A2 (de) 1996-06-12
DE69527339T2 (de) 2002-11-14
JPH08297011A (ja) 1996-11-12
EP0716291B1 (de) 2002-07-10

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PHONE-OR LTD., OR-YEHUDAH, IL

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee