CH490778A - Device for converting between electrical and acoustic energy - Google Patents

Device for converting between electrical and acoustic energy

Info

Publication number
CH490778A
CH490778A CH699768A CH699768A CH490778A CH 490778 A CH490778 A CH 490778A CH 699768 A CH699768 A CH 699768A CH 699768 A CH699768 A CH 699768A CH 490778 A CH490778 A CH 490778A
Authority
CH
Switzerland
Prior art keywords
converting
electrical
acoustic energy
acoustic
energy
Prior art date
Application number
CH699768A
Other languages
French (fr)
Inventor
Ansell Sawyer Joseph
Cooper Tibbetts George
Original Assignee
Tibbetts Industries
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 Tibbetts Industries filed Critical Tibbetts Industries
Publication of CH490778A publication Critical patent/CH490778A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
CH699768A 1967-05-16 1968-05-10 Device for converting between electrical and acoustic energy CH490778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63892667A 1967-05-16 1967-05-16

Publications (1)

Publication Number Publication Date
CH490778A true CH490778A (en) 1970-05-15

Family

ID=24562014

Family Applications (1)

Application Number Title Priority Date Filing Date
CH699768A CH490778A (en) 1967-05-16 1968-05-10 Device for converting between electrical and acoustic energy

Country Status (8)

Country Link
US (1) US3573397A (en)
BE (1) BE715074A (en)
CH (1) CH490778A (en)
DE (1) DE1762264A1 (en)
FR (1) FR1565243A (en)
GB (1) GB1234275A (en)
LU (1) LU56088A1 (en)
NL (1) NL6806732A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7611218A (en) * 1976-10-11 1978-04-13 Microtel Bv ELECTRO-ACOUSTIC CONVERSION DEVICE.
US4373781A (en) * 1979-02-12 1983-02-15 Gte Laboratories Incorporated Acoustic to optical pulse code modulating transducer
NL8900613A (en) * 1989-03-14 1990-10-01 Microtel Bv ACOUSTIC TRANSDUCER.
NL1004669C2 (en) * 1996-12-02 1998-06-03 Microtronic Nederland Bv Transducer.
NL1004877C2 (en) * 1996-12-23 1998-08-03 Microtronic Nederland Bv Electroacoustic transducer.
US6385327B1 (en) * 1998-06-16 2002-05-07 U.S. Philips Corporation Device having two coaxially disposed bodies which are movable relative to one another along a translation axis
US7706561B2 (en) * 1999-04-06 2010-04-27 Sonion Nederland B.V. Electroacoustic transducer with a diaphragm and method for fixing a diaphragm in such transducer
NL1011733C1 (en) * 1999-04-06 2000-10-09 Microtronic Nederland Bv Electroacoustic transducer with a membrane and method for mounting a membrane in such a transducer.
US6658134B1 (en) 1999-08-16 2003-12-02 Sonionmicrotronic Nederland B.V. Shock improvement for an electroacoustic transducer
US6739425B1 (en) * 2000-07-18 2004-05-25 The United States Of America As Represented By The Secretary Of The Air Force Evacuated enclosure mounted acoustic actuator and passive attenuator
US7065224B2 (en) * 2001-09-28 2006-06-20 Sonionmicrotronic Nederland B.V. Microphone for a hearing aid or listening device with improved internal damping and foreign material protection
US7415121B2 (en) * 2004-10-29 2008-08-19 Sonion Nederland B.V. Microphone with internal damping
US7860265B2 (en) * 2007-07-30 2010-12-28 John Joseph Gaudreault Diaphragm for full range boxless rotary loudspeaker driver
DE102013221752A1 (en) 2013-10-25 2015-04-30 Kaetel Systems Gmbh EARPHONES AND METHOD FOR PRODUCING AN EARPHOR
US10587959B2 (en) * 2015-07-29 2020-03-10 Sony Corporation Acoustic conversion apparatus and sound output equipment
US10959024B2 (en) * 2018-09-27 2021-03-23 Apple Inc. Planar magnetic driver having trace-free radiating region

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1072477A (en) * 1910-05-18 1913-09-09 Victor Talking Machine Co Acoustical instrument.
US2927977A (en) * 1958-11-17 1960-03-08 Sonotone Corp Acoustic signal transducers
US3251954A (en) * 1961-10-27 1966-05-17 Industrial Res Prod Inc Electroacoustic transducer

Also Published As

Publication number Publication date
LU56088A1 (en) 1969-02-10
GB1234275A (en) 1971-06-03
NL6806732A (en) 1968-11-18
US3573397A (en) 1971-04-06
DE1762264B2 (en) 1970-10-29
FR1565243A (en) 1969-04-25
DE1762264A1 (en) 1970-04-16
BE715074A (en) 1968-11-13

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Legal Events

Date Code Title Description
PL Patent ceased