DE69310742T2 - Optischer dehnungswandler mit selbsterregung - Google Patents

Optischer dehnungswandler mit selbsterregung

Info

Publication number
DE69310742T2
DE69310742T2 DE69310742T DE69310742T DE69310742T2 DE 69310742 T2 DE69310742 T2 DE 69310742T2 DE 69310742 T DE69310742 T DE 69310742T DE 69310742 T DE69310742 T DE 69310742T DE 69310742 T2 DE69310742 T2 DE 69310742T2
Authority
DE
Germany
Prior art keywords
excitation
converter
self
stretch
optical
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
DE69310742T
Other languages
English (en)
Other versions
DE69310742D1 (de
Inventor
Bruce Hockaday
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE69310742D1 publication Critical patent/DE69310742D1/de
Application granted granted Critical
Publication of DE69310742T2 publication Critical patent/DE69310742T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0019—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a semiconductive element
    • G01L9/002—Optical excitation or measuring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
    • G01L1/183—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material by measuring variations of frequency of vibrating piezo-resistive material
    • G01L1/186—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material by measuring variations of frequency of vibrating piezo-resistive material optical excitation or measuring of vibrations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/01—Vibration
DE69310742T 1992-08-03 1993-07-26 Optischer dehnungswandler mit selbsterregung Expired - Fee Related DE69310742T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/923,770 US5309772A (en) 1992-08-03 1992-08-03 Self-exciting optical strain gage
PCT/US1993/007225 WO1994003783A1 (en) 1992-08-03 1993-07-26 Self-exciting optical strain gage

Publications (2)

Publication Number Publication Date
DE69310742D1 DE69310742D1 (de) 1997-06-19
DE69310742T2 true DE69310742T2 (de) 1997-09-04

Family

ID=25449241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310742T Expired - Fee Related DE69310742T2 (de) 1992-08-03 1993-07-26 Optischer dehnungswandler mit selbsterregung

Country Status (6)

Country Link
US (2) US5309772A (de)
EP (1) EP0653052B1 (de)
JP (1) JPH07509781A (de)
DE (1) DE69310742T2 (de)
ES (1) ES2102667T3 (de)
WO (1) WO1994003783A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515191C2 (sv) * 1992-05-05 2001-06-25 Volvo Ab Förfarande för tillverkning av en anordning för mätning av tryck jämte anordning för mätning av tryck
US6093150A (en) * 1997-12-31 2000-07-25 Acuson Corporation Ultrasound otoscope
DE69831856D1 (de) 1998-06-02 2006-02-23 Europ Community Bruessel Bruxe Differenzieller Krümmungswandler
AU2001274096A1 (en) * 2000-06-20 2002-01-02 Evotec Oai Ag Fiber laser
US8858459B2 (en) * 2008-10-10 2014-10-14 The Regents Of The University Of Michigan Optical microsensor and methods for monitoring intracranial pressure
JP5252016B2 (ja) * 2011-03-18 2013-07-31 横河電機株式会社 振動式トランスデューサ
CN107917662A (zh) * 2017-12-29 2018-04-17 浙江众泰汽车制造有限公司 车辆缓冲块应变测试装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121953B (en) * 1982-06-10 1985-09-04 Itt Ind Ltd Improvements in transducers
GB8530809D0 (en) * 1985-12-13 1986-01-22 Gen Electric Co Plc Sensor
US4815855A (en) * 1986-07-03 1989-03-28 The United States Of America As Represented By The Secretary Of The Air Force Interferometric load sensor and strain gage
SU1388711A1 (ru) * 1986-07-14 1988-04-15 Предприятие П/Я Р-6681 Оптический тензодатчик
US4777358A (en) * 1987-03-30 1988-10-11 Geo-Centers, Inc. Optical differential strain gauge
US4970903A (en) * 1987-10-22 1990-11-20 Hanson Richard A Force sensing device
US4912990A (en) * 1989-02-27 1990-04-03 Sundstrand Data Control, Inc. Magnetically driven vibrating beam force transducer
US5060526A (en) * 1989-05-30 1991-10-29 Schlumberger Industries, Inc. Laminated semiconductor sensor with vibrating element
EP0419021A3 (en) * 1989-08-30 1991-10-09 Schlumberger Industries Limited Sensors with vibrating elements
US5195374A (en) * 1989-08-30 1993-03-23 Schlumberger Industries Limited Sensor systems
FR2658911B1 (fr) * 1990-02-27 1994-09-02 Sextant Avionique Capteur d'une grandeur physique comprenant un resonateur mecanique.
US5101664A (en) * 1990-10-15 1992-04-07 United Technologies Corporation Optical pressure transducer

Also Published As

Publication number Publication date
ES2102667T3 (es) 1997-08-01
DE69310742D1 (de) 1997-06-19
JPH07509781A (ja) 1995-10-26
US5447075A (en) 1995-09-05
EP0653052A1 (de) 1995-05-17
US5309772A (en) 1994-05-10
EP0653052B1 (de) 1997-05-14
WO1994003783A1 (en) 1994-02-17

Similar Documents

Publication Publication Date Title
DE69414555D1 (de) Opto-elektrischer wandler
IT1244799B (it) Convertitore cc-ca
DE69126540T2 (de) Kraftwandler
DE69316711D1 (de) Leistungswandler
DE69427776D1 (de) Elektromagnetisch-akustischer wandler
DE9314286U1 (de) Umformer
DE69210940D1 (de) Leistungsumrichter
DE69224634D1 (de) Wasserwellenenergieumsetzer
DE69306706D1 (de) Optischer Wandler
DE69321539D1 (de) Optischer Wellenlängenkonverter
DE69403739T2 (de) Spannung-Strom-Umsetzter
DE69126240T2 (de) Lichtwellenlängenwandler
DE69310742T2 (de) Optischer dehnungswandler mit selbsterregung
DE69207096D1 (de) Optoelektronischer Wandler
FI933016A0 (fi) Konjugerade polymerer
DE69324681D1 (de) Entproteinisierung mit azlacton-gekoppelten funktionsträgern
DE69326923T2 (de) Parallel-Serien-Umsetzer
DE9314097U1 (de) Lichtleiter
DE59302389D1 (de) Stromwandler
KR930021953U (ko) 전환용 분기관
KR940023666U (ko) 주파수 변환기
DE69118330D1 (de) Wellenlängen-Konverter
NO924572D0 (no) Vingeprofilseil
ITSA920014A0 (it) Generatore convertitore
DE9310933U1 (de) Polymerisierungslampe

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee