DE68913333D1 - Testgerät für piezoelektrische Wandler. - Google Patents

Testgerät für piezoelektrische Wandler.

Info

Publication number
DE68913333D1
DE68913333D1 DE89303600T DE68913333T DE68913333D1 DE 68913333 D1 DE68913333 D1 DE 68913333D1 DE 89303600 T DE89303600 T DE 89303600T DE 68913333 T DE68913333 T DE 68913333T DE 68913333 D1 DE68913333 D1 DE 68913333D1
Authority
DE
Germany
Prior art keywords
test device
piezoelectric transducers
transducers
piezoelectric
test
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
DE89303600T
Other languages
English (en)
Other versions
DE68913333T2 (de
Inventor
Robert Gentles
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.)
Leonardo MW Ltd
Original Assignee
GEC Ferranti Defence Systems 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 GEC Ferranti Defence Systems Ltd filed Critical GEC Ferranti Defence Systems Ltd
Application granted granted Critical
Publication of DE68913333D1 publication Critical patent/DE68913333D1/de
Publication of DE68913333T2 publication Critical patent/DE68913333T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/005—Testing or calibrating of detectors covered by the subgroups of G01H3/00

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE68913333T 1988-04-25 1989-04-12 Testgerät für piezoelektrische Wandler. Expired - Fee Related DE68913333T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888809687A GB8809687D0 (en) 1988-04-25 1988-04-25 Piezo-electric transducer test apparatus

Publications (2)

Publication Number Publication Date
DE68913333D1 true DE68913333D1 (de) 1994-04-07
DE68913333T2 DE68913333T2 (de) 1994-06-09

Family

ID=10635767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68913333T Expired - Fee Related DE68913333T2 (de) 1988-04-25 1989-04-12 Testgerät für piezoelektrische Wandler.

Country Status (4)

Country Link
US (1) US4959992A (de)
EP (1) EP0339823B1 (de)
DE (1) DE68913333T2 (de)
GB (2) GB8809687D0 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8924393D0 (en) * 1989-10-30 1989-12-20 Marconi Co Ltd Transducer testing
US5251469A (en) * 1991-04-29 1993-10-12 Rockwell International Corporation Calibration system
AU641028B2 (en) * 1991-07-08 1993-09-09 Bae Systems Avionics Limited An acoustic loading rod for testing transducers
US5530678A (en) * 1994-12-05 1996-06-25 Alliant Techsystems Inc. Real-time calibration acoustic array
WO2002039075A1 (en) * 2000-11-10 2002-05-16 Bae Systems Plc A loading probe for testing an acoustic transducer
US10993704B2 (en) 2017-09-25 2021-05-04 Verathon Inc. System and method for calibration of mechanical three-dimensional ultrasound probe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039767A (en) * 1975-07-14 1977-08-02 Westinghouse Electric Corporation Acoustic emission transducer calibration
SU1027598A1 (ru) * 1980-01-07 1983-07-07 Предприятие П/Я Р-6542 Устройство дл градуировки акустико-эмиссионных преобразователей
US4331021A (en) * 1980-09-11 1982-05-25 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Contrast resolution tissue equivalent ultrasound test object
US4475376A (en) * 1982-12-01 1984-10-09 Advanced Technology Laboratories, Inc. Apparatus for testing ultrasonic transducers
DE3502454A1 (de) * 1985-01-25 1986-07-31 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Probekoerper fuer ultraschallpruefung
GB8616924D0 (en) * 1986-07-11 1986-08-20 Marconi Instruments Ltd Testing transducers

Also Published As

Publication number Publication date
GB8908181D0 (en) 1989-06-01
GB8809687D0 (en) 1988-06-02
DE68913333T2 (de) 1994-06-09
US4959992A (en) 1990-10-02
EP0339823B1 (de) 1994-03-02
GB2217952A (en) 1989-11-01
GB2217952B (en) 1991-01-02
EP0339823A2 (de) 1989-11-02
EP0339823A3 (de) 1991-07-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8327 Change in the person/name/address of the patent owner

Owner name: BAE SYSTEMS AVIONICS LTD., FARNBOROUGH, HAMPSHIRE,

8339 Ceased/non-payment of the annual fee