BRPI1015923A2 - atuador - Google Patents

atuador

Info

Publication number
BRPI1015923A2
BRPI1015923A2 BRPI1015923A BRPI1015923A BRPI1015923A2 BR PI1015923 A2 BRPI1015923 A2 BR PI1015923A2 BR PI1015923 A BRPI1015923 A BR PI1015923A BR PI1015923 A BRPI1015923 A BR PI1015923A BR PI1015923 A2 BRPI1015923 A2 BR PI1015923A2
Authority
BR
Brazil
Prior art keywords
actuator
Prior art date
Application number
BRPI1015923A
Other languages
English (en)
Inventor
John Harris Neil
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 BRPI1015923A2 publication Critical patent/BRPI1015923A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/87—Electrodes or interconnections, e.g. leads or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
    • H10N30/2041—Beam type
    • H10N30/2042—Cantilevers, i.e. having one fixed end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/10—High frequency vibratory devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Vibration Prevention Devices (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
BRPI1015923A 2009-06-30 2010-06-14 atuador BRPI1015923A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0911295.4A GB2471474B (en) 2009-06-30 2009-06-30 Actuator
PCT/GB2010/050987 WO2011001158A1 (en) 2009-06-30 2010-06-14 Actuator

Publications (1)

Publication Number Publication Date
BRPI1015923A2 true BRPI1015923A2 (pt) 2019-09-24

Family

ID=41008486

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1015923A BRPI1015923A2 (pt) 2009-06-30 2010-06-14 atuador

Country Status (9)

Country Link
US (1) US8766510B2 (pt)
EP (1) EP2449794B1 (pt)
JP (1) JP5647236B2 (pt)
KR (1) KR101733822B1 (pt)
CN (1) CN102484756B (pt)
BR (1) BRPI1015923A2 (pt)
CA (1) CA2766938A1 (pt)
GB (1) GB2471474B (pt)
WO (1) WO2011001158A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2893892B1 (en) * 2012-09-05 2017-05-24 Olympus Corporation Ultrasonic transmitting unit and ultrasonic treatment
CN103078551B (zh) * 2012-12-29 2015-03-11 肖国选 电场式驱动器
CN103199733B (zh) * 2013-03-22 2015-06-10 北京大学 压电驱动器及其制造方法
US10327052B2 (en) * 2015-04-08 2019-06-18 King Abdullah University Of Science And Technology Piezoelectric array elements for sound reconstruction with a digital input
US10264348B1 (en) 2017-12-29 2019-04-16 Nvf Tech Ltd Multi-resonant coupled system for flat panel actuation
US10477321B2 (en) * 2018-03-05 2019-11-12 Google Llc Driving distributed mode loudspeaker actuator that includes patterned electrodes
US10620705B2 (en) 2018-06-01 2020-04-14 Google Llc Vibrating the surface of an electronic device to raise the perceived height at a depression in the surface
TWI684367B (zh) * 2018-09-14 2020-02-01 美律實業股份有限公司 揚聲器以及其微機電致動器
US10674270B2 (en) * 2018-10-24 2020-06-02 Google Llc Magnetic distributed mode actuators and distributed mode loudspeakers having the same
US10848875B2 (en) 2018-11-30 2020-11-24 Google Llc Reinforced actuators for distributed mode loudspeakers
MX2022003135A (es) 2019-09-13 2022-08-04 Trackonomy Systems Inc Método y dispositivo de fabricación de aditivo rollo a rollo.
EP4284020A4 (en) * 2022-04-01 2023-11-29 Shenzhen Shokz Co., Ltd. Acoustic device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414436A (en) * 1982-04-19 1983-11-08 Pioneer Speaker Components, Inc. Narrow-frequency band acoustic transducer
JPS59189800A (ja) * 1983-04-11 1984-10-27 Sony Corp Ｐｃｍ変換器
FR2588780B1 (fr) * 1985-10-17 1988-06-24 Sames Sa Installation de poudrage de pieces a cabine de poudrage maintenue en depression
JPH10178699A (ja) * 1996-12-17 1998-06-30 Sony Corp リボン型スピーカ
AU747693B2 (en) * 1998-01-20 2002-05-16 New Transducers Limited Active acoustic devices comprising panel members
TW511391B (en) * 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US7151837B2 (en) * 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
JP2002135896A (ja) * 2000-10-25 2002-05-10 Sony Corp スピーカ装置
JP2006033423A (ja) * 2004-07-16 2006-02-02 Alps Electric Co Ltd 音響再生装置
CN1993000B (zh) * 2005-12-30 2011-09-28 财团法人工业技术研究院 电声致动器及其制法
GB0601076D0 (en) * 2006-01-19 2006-03-01 New Transducers Ltd Acoustic device and method of making acoustic device
GB0617551D0 (en) * 2006-09-07 2006-10-18 New Transducers Ltd Electromagnetic actuator
WO2008090544A2 (en) * 2007-01-22 2008-07-31 Silentium Ltd. Quiet fan incorporating active noise control (anc)
TW201125372A (en) * 2010-01-15 2011-07-16 Univ Nat Chiao Tung Piezoelectric panel speaker and optimal design method of the same

Also Published As

Publication number Publication date
CN102484756B (zh) 2016-06-08
EP2449794A1 (en) 2012-05-09
JP2012532478A (ja) 2012-12-13
GB2471474B (en) 2014-11-19
GB2471474A (en) 2011-01-05
CA2766938A1 (en) 2011-01-06
WO2011001158A1 (en) 2011-01-06
US20120169185A1 (en) 2012-07-05
US8766510B2 (en) 2014-07-01
JP5647236B2 (ja) 2014-12-24
KR101733822B1 (ko) 2017-05-08
CN102484756A (zh) 2012-05-30
EP2449794B1 (en) 2020-01-22
KR20120052950A (ko) 2012-05-24
GB0911295D0 (en) 2009-08-12

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.