GB948976A - Improvements in or relating to earphones - Google Patents

Improvements in or relating to earphones

Info

Publication number
GB948976A
GB948976A GB7516/61A GB751661A GB948976A GB 948976 A GB948976 A GB 948976A GB 7516/61 A GB7516/61 A GB 7516/61A GB 751661 A GB751661 A GB 751661A GB 948976 A GB948976 A GB 948976A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
electrode
perforated
back plate
mounting ring
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.)
Expired
Application number
GB7516/61A
Other languages
English (en)
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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex Corp filed Critical Ampex Corp
Publication of GB948976A publication Critical patent/GB948976A/en
Expired 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
    • H04R19/00—Electrostatic transducers
    • H04R19/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
GB7516/61A 1960-03-11 1961-03-01 Improvements in or relating to earphones Expired GB948976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14402A US3084229A (en) 1960-03-11 1960-03-11 Electrostatic earphone

Publications (1)

Publication Number Publication Date
GB948976A true GB948976A (en) 1964-02-05

Family

ID=21765277

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7516/61A Expired GB948976A (en) 1960-03-11 1961-03-01 Improvements in or relating to earphones

Country Status (5)

Country Link
US (1) US3084229A (fr)
CH (1) CH388384A (fr)
DE (1) DE1173946B (fr)
FR (1) FR1283013A (fr)
GB (1) GB948976A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6164647A (en) * 1998-11-25 2000-12-26 Chee; Ah-Him Chong Toc Casino wheel game system

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497637A (en) * 1967-11-13 1970-02-24 Intelectron Corp Transducer for stimulation of facial nerve system with r-f energy
NL6804424A (fr) * 1968-04-01 1969-10-01
US3654403A (en) * 1969-05-01 1972-04-04 Chester C Pond Electrostatic speaker
US3632903A (en) * 1970-10-28 1972-01-04 Koss Electronics Inc Electrostatic headphone
US3783202A (en) * 1971-01-07 1974-01-01 Pond C Speaker system and electrostatic speaker
US4260575A (en) * 1979-11-05 1981-04-07 Koss Corporation Method for molding ear cushions
JPS57125600A (en) * 1981-02-21 1982-08-04 Bulgarsko Radio Electrostatic acoustic converter
US5210792A (en) * 1990-08-13 1993-05-11 Matsushita Electric Industrial Co., Ltd. Ear-hang type headset
JP4103877B2 (ja) * 2004-09-22 2008-06-18 セイコーエプソン株式会社 静電型超音波トランスデューサ及び超音波スピーカ
TWI454156B (zh) 2008-10-31 2014-09-21 Htc Corp 具有駐電式電聲致動器之電子裝置
US8411882B2 (en) * 2008-10-31 2013-04-02 Htc Corporation Electronic device with electret electro-acoustic transducer
TWI405474B (zh) * 2008-12-31 2013-08-11 Htc Corp 可撓式冷光電聲致動器及使用該可撓式冷光電聲致動器之電子裝置
DE102014221583B4 (de) * 2014-10-23 2020-11-12 Sennheiser Electronic Gmbh & Co. Kg Elektroakustischer Schallwandler und Hörer
CN106341748A (zh) * 2015-07-17 2017-01-18 富祐鸿科技股份有限公司 静电耳机发声结构
US10231060B2 (en) * 2015-12-23 2019-03-12 Sennheiser Electronic Gmbh & Co. Kg Electrostatic headphones
JP1740347S (ja) * 2021-07-15 2023-03-29 ヘッドホンの部品

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1646628A (en) * 1927-10-25 James g
US1586140A (en) * 1924-12-09 1926-05-25 Ralph W S Bonnette Receiver for radio and telephone apparatus
US1631593A (en) * 1925-03-27 1927-06-07 Photomaton Inc Photographic apparatus
US1622039A (en) * 1925-05-02 1927-03-22 Frederick W Lee Apparatus for and method of reproducing sound
US1760896A (en) * 1926-08-07 1930-06-03 Chilowsky Constantin Apparatus for the production of sounds from electric current and inversely
US1764008A (en) * 1928-10-24 1930-06-17 United Reproducers Patents Cor Push-pull electrostatic sound reproducer
US1760920A (en) * 1929-03-30 1930-06-03 American Telephone & Telegraph Testing system
US1930518A (en) * 1930-07-30 1933-10-17 Westinghouse Electric & Mfg Co Electrostatic loud speaker
AT129683B (de) * 1930-08-21 1932-09-10 Siemens Ag Elektrodynamisches Mikrophon.
FR775717A (fr) * 1934-04-05 1935-01-08 Siemens Ag Système vibratoire pour appareils acoustiques
CH195377A (de) * 1934-12-29 1938-01-31 Bell Telephone Mfg Akustische Vorrichtung.
US2092762A (en) * 1935-03-19 1937-09-14 Rca Corp Variable condenser for modulation
US2200604A (en) * 1935-10-31 1940-05-14 Indemse Corp Timepiece regulating system and method
DK55033C (da) * 1936-10-05 1938-08-01 Niels Poul Robert Jarnak Ørestykke til Telefoner eller Talestykke til Mikrofoner.
US2509310A (en) * 1948-02-03 1950-05-30 George L Carrington Microphone or receiver of the condenser type
US2603724A (en) * 1948-10-30 1952-07-15 Rca Corp Sound translating device arranged to eliminate extraneous sound
US2622159A (en) * 1950-03-11 1952-12-16 Sydney K Herman Ear pad for earpieces
DE878964C (de) * 1951-07-25 1953-06-08 Siemens Ag Schalltrichter fuer Fernsprechapparate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6164647A (en) * 1998-11-25 2000-12-26 Chee; Ah-Him Chong Toc Casino wheel game system

Also Published As

Publication number Publication date
DE1173946B (de) 1964-07-16
FR1283013A (fr) 1962-01-27
CH388384A (fr) 1965-02-28
US3084229A (en) 1963-04-02

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