BR7804262A - Transdutor tipo fletor - Google Patents

Transdutor tipo fletor

Info

Publication number
BR7804262A
BR7804262A BR7804262A BR7804262A BR7804262A BR 7804262 A BR7804262 A BR 7804262A BR 7804262 A BR7804262 A BR 7804262A BR 7804262 A BR7804262 A BR 7804262A BR 7804262 A BR7804262 A BR 7804262A
Authority
BR
Brazil
Prior art keywords
flector
type transducer
transducer
type
flector type
Prior art date
Application number
BR7804262A
Other languages
English (en)
Inventor
J Bost
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of BR7804262A publication Critical patent/BR7804262A/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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a piezoelectric bender, e.g. bimorph
    • 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
    • H10N30/2047—Membrane type
    • 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
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
BR7804262A 1977-07-05 1978-07-03 Transdutor tipo fletor BR7804262A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/812,537 US4078160A (en) 1977-07-05 1977-07-05 Piezoelectric bimorph or monomorph bender structure

Publications (1)

Publication Number Publication Date
BR7804262A true BR7804262A (pt) 1979-04-10

Family

ID=25209884

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7804262A BR7804262A (pt) 1977-07-05 1978-07-03 Transdutor tipo fletor

Country Status (8)

Country Link
US (1) US4078160A (pt)
JP (1) JPS6058639B2 (pt)
BR (1) BR7804262A (pt)
CA (1) CA1108745A (pt)
DE (1) DE2828148C2 (pt)
FR (1) FR2397119A1 (pt)
GB (1) GB2000938B (pt)
NL (1) NL176212C (pt)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2018548B (en) * 1978-04-07 1982-06-16 Matsushita Electric Industrial Co Ltd Piezoelectric speaker
US4240002A (en) * 1979-04-02 1980-12-16 Motorola, Inc. Piezoelectric transducer arrangement with integral terminals and housing
CA1136257A (en) * 1980-04-21 1982-11-23 Stanley Panton Broadly tuned directional transducer
US4333028A (en) * 1980-04-21 1982-06-01 Milltronics Ltd. Damped acoustic transducers with piezoelectric drivers
US4607186A (en) * 1981-11-17 1986-08-19 Matsushita Electric Industrial Co. Ltd. Ultrasonic transducer with a piezoelectric element
US4458170A (en) * 1981-12-08 1984-07-03 Matsushita Electric Industrial Co., Ltd. Ultrasonic transmitter-receiver
DE3223801A1 (de) * 1982-06-25 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung eines piezoelektrischen stellgliedes
DE3425173A1 (de) * 1984-07-09 1986-01-16 Fernsprech- und Signalbaugesellschaft mbH Schüler & Vershoven, 4300 Essen Piezoelektrische fernsprechkapsel
JPS63212843A (ja) * 1987-02-27 1988-09-05 Sumitomo Metal Ind Ltd 粘度計の振動片加振方法
US4786837A (en) * 1987-05-05 1988-11-22 Hoechst Celanese Corporation Composite conformable sheet electrodes
JPH01107949A (ja) * 1987-10-22 1989-04-25 Kawasaki Steel Corp タンデイツシユ無補修再使用方法
US4985926A (en) * 1988-02-29 1991-01-15 Motorola, Inc. High impedance piezoelectric transducer
GB9120580D0 (en) * 1991-09-27 1991-11-06 Federal Ind Ind Group Inc Acoustic transducer
US5471721A (en) * 1993-02-23 1995-12-05 Research Corporation Technologies, Inc. Method for making monolithic prestressed ceramic devices
US5452267A (en) * 1994-01-27 1995-09-19 Magnetrol International, Inc. Midrange ultrasonic transducer
JPH0946794A (ja) * 1995-07-31 1997-02-14 Taiyo Yuden Co Ltd 圧電音響装置
US5805726A (en) * 1995-08-11 1998-09-08 Industrial Technology Research Institute Piezoelectric full-range loudspeaker
US5772575A (en) * 1995-09-22 1998-06-30 S. George Lesinski Implantable hearing aid
AU2343397A (en) * 1996-03-25 1997-10-17 S. George Lesinski Attaching an implantable hearing aid microactuator
DE29623089U1 (de) * 1996-05-23 1997-12-11 Siemens AG, 80333 München Piezoelektrisches Element
DE69733837T2 (de) * 1996-05-24 2006-04-27 Lesinski, S. George, Cincinnati Verbesserte mikrophone für implantierbares hörhilfegerät
WO1998003134A1 (en) * 1996-07-19 1998-01-29 Neukermans Armand P Biocompatible, implantable hearing aid microactuator
US6037682A (en) * 1998-01-08 2000-03-14 Etrema Products, Inc. Integrated multi-mode transducer and method
TW511391B (en) * 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US6865277B2 (en) 2000-01-27 2005-03-08 New Transducers Limited Passenger vehicle
US6885753B2 (en) * 2000-01-27 2005-04-26 New Transducers Limited Communication device using bone conduction
US7151837B2 (en) * 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
US6965678B2 (en) * 2000-01-27 2005-11-15 New Transducers Limited Electronic article comprising loudspeaker and touch pad
US20020130589A1 (en) * 2001-01-29 2002-09-19 Hiroshi Hamada Piezoelectric vibrator, piezoelectric vibration apparatus for using the same and manufacturing method therefor
US7084529B2 (en) 2001-07-03 2006-08-01 Face International Corp. Self-powered switch initiation system
DE20202297U1 (de) * 2001-09-07 2002-08-29 Drei-S-Werk Präzisionswerkzeuge GmbH & Co Fertigungs-KG, 91126 Schwabach Flacher Aktor oder Sensor mit interner Vorspannung
AU2002342150A1 (en) 2001-10-30 2003-05-12 George S. Lesinski Implantation method for a hearing aid microactuator implanted into the cochlea
RU2237873C2 (ru) * 2002-06-19 2004-10-10 Новосибирский государственный технический университет Тензопреобразователь давления
US6822376B2 (en) * 2002-11-19 2004-11-23 General Electric Company Method for making electrical connection to ultrasonic transducer
EP1429582B1 (en) * 2002-12-09 2013-01-16 Onkyo Corporation Loudspeaker diaphragm and method for manufacturing the same
US20050258715A1 (en) * 2004-05-19 2005-11-24 Schlabach Roderic A Piezoelectric actuator having minimal displacement drift with temperature and high durability
KR100608533B1 (ko) * 2005-05-13 2006-08-08 쓰리엠 이노베이티브 프로퍼티즈 캄파니 전기 전도성이 우수한 고분자 수지 및 그 제조방법
KR101269741B1 (ko) * 2006-07-04 2013-05-30 쓰리엠 이노베이티브 프로퍼티즈 캄파니 탄성 및 접착성을 갖는 전자기파 차단용 가스켓
US20090051250A1 (en) * 2007-08-21 2009-02-26 Dushyant Shah Mesh Terminals For Piezoelectric Elements
ITTO20121051A1 (it) * 2012-12-06 2014-06-07 Alenia Aermacchi Spa Circuito elettronico ridondante.
DE102013105557B4 (de) * 2013-05-29 2015-06-11 Michael Förg Piezoelektrischer Aktor
US9900705B2 (en) * 2014-01-23 2018-02-20 Federal Signal Corporation Tone generation
TWM492586U (zh) * 2014-06-18 2014-12-21 Jetvox Acoustic Corp 壓電型揚聲器
CN110959295B (zh) * 2017-09-29 2022-06-28 住友理工株式会社 换能器及其制造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1159337A (en) * 1966-06-13 1969-07-23 Motorola Inc Piezoelectric Transducers
US3629625A (en) * 1970-09-17 1971-12-21 Motorola Inc Piezoelectric bender bilayer with flexible corrugated center vane
JPS4984391A (pt) * 1972-12-18 1974-08-13

Also Published As

Publication number Publication date
FR2397119A1 (fr) 1979-02-02
NL176212C (nl) 1985-03-01
NL176212B (nl) 1984-10-01
NL7807069A (nl) 1979-01-09
CA1108745A (en) 1981-09-08
US4078160A (en) 1978-03-07
GB2000938A (en) 1979-01-17
DE2828148C2 (de) 1983-10-20
JPS5417694A (en) 1979-02-09
GB2000938B (en) 1982-01-27
DE2828148A1 (de) 1979-01-11
FR2397119B1 (pt) 1985-03-22
JPS6058639B2 (ja) 1985-12-20

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