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DE69416728D1 - Testvorrichtung - Google Patents

Testvorrichtung

Info

Publication number
DE69416728D1
DE69416728D1 DE69416728T DE69416728T DE69416728D1 DE 69416728 D1 DE69416728 D1 DE 69416728D1 DE 69416728 T DE69416728 T DE 69416728T DE 69416728 T DE69416728 T DE 69416728T DE 69416728 D1 DE69416728 D1 DE 69416728D1
Authority
DE
Germany
Prior art keywords
test device
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
DE69416728T
Other languages
English (en)
Other versions
DE69416728T2 (de
Inventor
John Woodrow Shere
Neil Graham Hemingway
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.)
MBDA UK Ltd
Original Assignee
UH VENTURES Ltd
Matra Bae Dynamics UK 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 UH VENTURES Ltd, Matra Bae Dynamics UK Ltd filed Critical UH VENTURES Ltd
Application granted granted Critical
Publication of DE69416728D1 publication Critical patent/DE69416728D1/de
Publication of DE69416728T2 publication Critical patent/DE69416728T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DE1994616728 1993-06-12 1994-06-07 Testvorrichtung Expired - Fee Related DE69416728T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9312162A GB2278975A (en) 1993-06-12 1993-06-12 Test apparatus

Publications (2)

Publication Number Publication Date
DE69416728D1 true DE69416728D1 (de) 1999-04-08
DE69416728T2 DE69416728T2 (de) 1999-07-01

Family

ID=10737076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994616728 Expired - Fee Related DE69416728T2 (de) 1993-06-12 1994-06-07 Testvorrichtung

Country Status (3)

Country Link
EP (1) EP0629869B1 (de)
DE (1) DE69416728T2 (de)
GB (1) GB2278975A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312972B (en) * 1996-05-11 2000-02-09 Marconi Gec Ltd Vibration control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1082874A (en) * 1965-02-22 1967-09-13 M E L Equipment Co Ltd Processes wherein a mound of liquid is raised by acoustic vibrations
CH446783A (de) * 1965-06-10 1967-11-15 Vyzk Ustav Mech Ultraschallgenerator mit einem Ultraschall-Resonanz-Schwingungssystem
US3924335A (en) * 1971-02-26 1975-12-09 Ultrasonic Systems Ultrasonic dental and other instrument means and methods
US3889166A (en) * 1974-01-15 1975-06-10 Quintron Inc Automatic frequency control for a sandwich transducer using voltage feedback
US4687962A (en) * 1986-12-15 1987-08-18 Baxter Travenol Laboratories, Inc. Ultrasonic horn driving apparatus and method with active frequency tracking
FR2632482B1 (fr) * 1988-06-03 1990-08-03 Thomson Csf Systeme de detection de particules libres dans un boitier de composant et procede de detection
GB2260875B (en) * 1991-10-23 1995-06-28 Anthony Best Dynamics Ltd Noise source

Also Published As

Publication number Publication date
GB9312162D0 (en) 1993-07-28
DE69416728T2 (de) 1999-07-01
EP0629869B1 (de) 1999-03-03
GB2278975A (en) 1994-12-14
EP0629869A1 (de) 1994-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MBDA UK LTD., STEVENAGE, HERTFORDSHIRE, GB UH VENT

8339 Ceased/non-payment of the annual fee