HK1008639A1 - Vibration transducers - Google Patents

Vibration transducers

Info

Publication number
HK1008639A1
HK1008639A1 HK98109441A HK98109441A HK1008639A1 HK 1008639 A1 HK1008639 A1 HK 1008639A1 HK 98109441 A HK98109441 A HK 98109441A HK 98109441 A HK98109441 A HK 98109441A HK 1008639 A1 HK1008639 A1 HK 1008639A1
Authority
HK
Hong Kong
Prior art keywords
assembly
pole pieces
motor coil
periphery
face
Prior art date
Application number
HK98109441A
Inventor
Henry Azima
Martin Colloms
Neil Harris
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34865240&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1008639(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GBGB9517918.0A external-priority patent/GB9517918D0/en
Priority claimed from GBGB9522281.6A external-priority patent/GB9522281D0/en
Priority claimed from GBGB9606836.6A external-priority patent/GB9606836D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of HK1008639A1 publication Critical patent/HK1008639A1/en

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/066—Loudspeakers using the principle of inertia
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

Abstract

A vibration transducer (9) to vibrate a member (2) having a face, characterised by a motor coil assembly having a coil (13) rigidly fixed to a tubular member (18), the assembly being adapted to be fixed to the said face of the member, and by a magnet assembly (15) comprising opposed disc-like pole pieces, the periphery of one of which pole pieces is arranged to be disposed with and adjacent to the motor coil assembly, and the periphery of the other of which pole pieces is formed with a surround flange (90) adapted to surrounding and to be disposed adjacent to the motor coil assembly, and characterised in that the magnet assembly is adapted to be secured at its centre to the said member to be vibrated.
HK98109441A 1995-09-02 1998-07-28 Vibration transducers HK1008639A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9517918.0A GB9517918D0 (en) 1995-09-02 1995-09-02 Acoustic device
GBGB9522281.6A GB9522281D0 (en) 1995-10-31 1995-10-31 Acoustic device
GBGB9606836.6A GB9606836D0 (en) 1996-03-30 1996-03-30 Acoustic device
PCT/GB1996/002148 WO1997009858A1 (en) 1995-09-02 1996-09-02 Vibration transducers

Publications (1)

Publication Number Publication Date
HK1008639A1 true HK1008639A1 (en) 1999-05-14

Family

ID=34865240

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98109441A HK1008639A1 (en) 1995-09-02 1998-07-28 Vibration transducers

Country Status (20)

Country Link
EP (1) EP0847675B1 (en)
JP (1) JPH11512252A (en)
AT (1) ATE177583T1 (en)
AU (1) AU703061B2 (en)
BR (1) BR9610440A (en)
CA (1) CA2229856A1 (en)
CZ (2) CZ57598A3 (en)
DE (1) DE69601734T2 (en)
DK (1) DK0847675T3 (en)
EA (1) EA000376B1 (en)
ES (1) ES2131956T3 (en)
HK (1) HK1008639A1 (en)
HU (1) HUP9802389A2 (en)
IL (1) IL123371A (en)
NZ (1) NZ316550A (en)
PL (1) PL325284A1 (en)
RO (1) RO119055B1 (en)
SK (1) SK25698A3 (en)
TR (1) TR199800369T1 (en)
WO (1) WO1997009858A1 (en)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9705979D0 (en) * 1997-03-22 1997-05-07 New Transducers Ltd Passenger vehicles
US6324294B1 (en) 1996-09-03 2001-11-27 New Transducers Limited Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements
GB9709438D0 (en) * 1997-05-10 1997-07-02 New Transducers Ltd Loudspeaker transducer
GB9714050D0 (en) 1997-07-03 1997-09-10 New Transducers Ltd Panel-form loudspeakers
DE19821861A1 (en) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Device for dynamically exciting flat panel loudspeaker
DE29923450U1 (en) 1998-06-22 2000-09-28 Slab Technology Ltd Albany speaker
US6304435B1 (en) 1998-11-12 2001-10-16 Acer Incorporated Laptop computer with flat panel speakers
CN1390431A (en) 1999-07-23 2003-01-08 数字声能公司 Flat panel speaker
SE516270C2 (en) 2000-03-09 2001-12-10 Osseofon Ab Electromagnetic vibrator
SE514930C2 (en) * 2000-06-02 2001-05-21 P & B Res Ab Vibrator for leg anchored and leg conduit hearing aids
SE514929C2 (en) 2000-06-02 2001-05-21 P & B Res Ab Vibrator for leg anchored and leg conduit hearing aids
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
US7471801B2 (en) 2002-05-10 2008-12-30 Osseofon Ab Device for the generation of or monitoring of vibrations
SE522164C2 (en) * 2002-05-10 2004-01-20 Osseofon Ab Device for electromagnetic vibrator
US7447322B2 (en) 2004-01-13 2008-11-04 Brookstone Purchasing, Inc. Speaker having a transparent panel
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
US8284955B2 (en) 2006-02-07 2012-10-09 Bongiovi Acoustics Llc System and method for digital signal processing
US10848118B2 (en) 2004-08-10 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
TW200629959A (en) * 2004-09-22 2006-08-16 Citizen Electronics Electro-dynamic exciter
US10848867B2 (en) 2006-02-07 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US10701505B2 (en) 2006-02-07 2020-06-30 Bongiovi Acoustics Llc. System, method, and apparatus for generating and digitally processing a head related audio transfer function
US9615189B2 (en) 2014-08-08 2017-04-04 Bongiovi Acoustics Llc Artificial ear apparatus and associated methods for generating a head related audio transfer function
US11202161B2 (en) 2006-02-07 2021-12-14 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
US10069471B2 (en) 2006-02-07 2018-09-04 Bongiovi Acoustics Llc System and method for digital signal processing
CN101454277B (en) 2006-05-17 2014-02-19 美洲染料资源公司 New materials for lithographic plates coatings, lithographic plates and coatings containing same, methods of preparation and use
ES2413195B1 (en) * 2010-02-10 2014-05-21 Fco. Javier Porras Vila SPEAKER-ELECTRIC GENERATOR
US9264004B2 (en) 2013-06-12 2016-02-16 Bongiovi Acoustics Llc System and method for narrow bandwidth digital signal processing
US9883318B2 (en) 2013-06-12 2018-01-30 Bongiovi Acoustics Llc System and method for stereo field enhancement in two-channel audio systems
US9154862B2 (en) 2013-06-27 2015-10-06 The Boeing Company Flat panel loudspeaker system
US9014413B2 (en) 2013-08-21 2015-04-21 The Boeing Company Dual coil loudspeaker system
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US10639000B2 (en) 2014-04-16 2020-05-05 Bongiovi Acoustics Llc Device for wide-band auscultation
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
US9638672B2 (en) 2015-03-06 2017-05-02 Bongiovi Acoustics Llc System and method for acquiring acoustic information from a resonating body
WO2017087495A1 (en) 2015-11-16 2017-05-26 Bongiovi Acoustics Llc Surface acoustic transducer
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
WO2019200119A1 (en) 2018-04-11 2019-10-17 Bongiovi Acoustics Llc Audio enhanced hearing protection system
US10959035B2 (en) 2018-08-02 2021-03-23 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5164916A (en) * 1974-12-02 1976-06-04 Matsushita Electric Ind Co Ltd Supiika
DE2819615A1 (en) * 1978-05-05 1979-11-08 Messerschmitt Boelkow Blohm METHOD FOR ACHIEVING EVEN SOUND DISTRIBUTION PROPERTIES
CH645227A5 (en) * 1981-12-22 1984-09-14 Multiphonie Sa ELECTRO-ACOUSTIC TRANSDUCER.
JPS60259100A (en) * 1984-06-06 1985-12-21 Yoshiro Nakamatsu Vibrating device supported by plural parting and independent fluids
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
DE69106712T2 (en) * 1990-08-04 1995-06-08 Secr Defence Brit PANEL-SHAPED SPEAKER.

Also Published As

Publication number Publication date
DE69601734D1 (en) 1999-04-15
AU703061B2 (en) 1999-03-11
EA000376B1 (en) 1999-06-24
EP0847675A1 (en) 1998-06-17
IL123371A0 (en) 1998-09-24
CA2229856A1 (en) 1997-03-13
EA199800248A1 (en) 1998-10-29
HUP9802389A2 (en) 1999-02-01
SK25698A3 (en) 1998-09-09
NZ316550A (en) 1998-10-28
AU6880896A (en) 1997-03-27
JPH11512252A (en) 1999-10-19
TR199800369T1 (en) 1998-05-21
DK0847675T3 (en) 1999-09-27
IL123371A (en) 2001-07-24
ATE177583T1 (en) 1999-03-15
CZ57598A3 (en) 1998-07-15
EP0847675B1 (en) 1999-03-10
ES2131956T3 (en) 1999-08-01
BR9610440A (en) 1999-02-17
DE69601734T2 (en) 1999-09-16
RO119055B1 (en) 2004-02-27
PL325284A1 (en) 1998-07-20
WO1997009858A1 (en) 1997-03-13
CZ57698A3 (en) 1998-11-11

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)