AU4582400A - Vibration exciter - Google Patents

Vibration exciter

Info

Publication number
AU4582400A
AU4582400A AU45824/00A AU4582400A AU4582400A AU 4582400 A AU4582400 A AU 4582400A AU 45824/00 A AU45824/00 A AU 45824/00A AU 4582400 A AU4582400 A AU 4582400A AU 4582400 A AU4582400 A AU 4582400A
Authority
AU
Australia
Prior art keywords
vibration exciter
exciter
vibration
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.)
Abandoned
Application number
AU45824/00A
Inventor
Henry Azima
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.)
NVF Tech Ltd
Original Assignee
New Transducers 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 New Transducers Ltd filed Critical New Transducers Ltd
Publication of AU4582400A publication Critical patent/AU4582400A/en
Abandoned 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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
AU45824/00A 1999-04-29 2000-04-28 Vibration exciter Abandoned AU4582400A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9910216 1999-04-29
GBGB9910216.2A GB9910216D0 (en) 1999-04-29 1999-04-29 Vibration exciter
PCT/GB2000/001485 WO2000067525A2 (en) 1999-04-29 2000-04-28 Piezoelectric vibration exciter

Publications (1)

Publication Number Publication Date
AU4582400A true AU4582400A (en) 2000-11-17

Family

ID=10852721

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45824/00A Abandoned AU4582400A (en) 1999-04-29 2000-04-28 Vibration exciter

Country Status (8)

Country Link
EP (1) EP1172019B1 (en)
JP (1) JP2002543727A (en)
CN (1) CN1343438A (en)
AU (1) AU4582400A (en)
DE (1) DE60005329D1 (en)
GB (1) GB9910216D0 (en)
TW (1) TW472497B (en)
WO (1) WO2000067525A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009001769A1 (en) * 2007-06-27 2008-12-31 Alps Electric Co., Ltd. Electrostriction actuator module
DE102021213003A1 (en) 2021-11-18 2023-05-25 Continental Automotive Technologies GmbH Transducer for generating sound waves and display

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819099A (en) * 1981-07-27 1983-02-03 Murata Mfg Co Ltd Piezoelectric type loud speaker
GB2166022A (en) * 1984-09-05 1986-04-23 Sawafuji Dynameca Co Ltd Piezoelectric vibrator
US5115472A (en) * 1988-10-07 1992-05-19 Park Kyung T Electroacoustic novelties
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
BE1011085A4 (en) * 1997-04-03 1999-04-06 Sonitron Naamloze Vennootschap ELEMENT FOR PLAYING AND / OR RECORDING SOUND.

Also Published As

Publication number Publication date
WO2000067525A3 (en) 2001-03-08
GB9910216D0 (en) 1999-06-30
EP1172019B1 (en) 2003-09-17
CN1343438A (en) 2002-04-03
DE60005329D1 (en) 2003-10-23
JP2002543727A (en) 2002-12-17
EP1172019A2 (en) 2002-01-16
WO2000067525A2 (en) 2000-11-09
TW472497B (en) 2002-01-11

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase