CH402075A - Diaphragm for electroacoustic transducers - Google Patents

Diaphragm for electroacoustic transducers

Info

Publication number
CH402075A
CH402075A CH1167060A CH1167060A CH402075A CH 402075 A CH402075 A CH 402075A CH 1167060 A CH1167060 A CH 1167060A CH 1167060 A CH1167060 A CH 1167060A CH 402075 A CH402075 A CH 402075A
Authority
CH
Switzerland
Prior art keywords
diaphragm
electroacoustic transducers
electroacoustic
transducers
Prior art date
Application number
CH1167060A
Other languages
German (de)
Inventor
Preston John
Clifford Bleazey John
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of CH402075A publication Critical patent/CH402075A/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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
CH1167060A 1959-10-29 1960-10-18 Diaphragm for electroacoustic transducers CH402075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US849627A US3073411A (en) 1959-10-29 1959-10-29 Acoustical apparatus

Publications (1)

Publication Number Publication Date
CH402075A true CH402075A (en) 1965-11-15

Family

ID=25306156

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1167060A CH402075A (en) 1959-10-29 1960-10-18 Diaphragm for electroacoustic transducers

Country Status (5)

Country Link
US (1) US3073411A (en)
CH (1) CH402075A (en)
ES (1) ES262057A1 (en)
GB (1) GB897621A (en)
NL (1) NL257376A (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518732U (en) * 1974-07-05 1976-01-22
JPS51163934U (en) * 1975-06-18 1976-12-27
JPS51163935U (en) * 1975-06-18 1976-12-27
US4013846A (en) * 1975-08-28 1977-03-22 Minnesota Mining And Manufacturing Company Piston loudspeaker
DE3267630D1 (en) * 1981-12-24 1986-01-02 Eckehard Kort Magnetic system with annular air-gap, in particular for woofers
US5181252A (en) * 1987-12-28 1993-01-19 Bose Corporation High compliance headphone driving
CA2023142A1 (en) * 1989-08-23 1991-02-24 Roman Sapiejewski High compliance headphone driving
US6104825A (en) * 1997-08-27 2000-08-15 Eminent Technology Incorporated Planar magnetic transducer with distortion compensating diaphragm
US6929091B2 (en) * 2002-10-28 2005-08-16 Sound Advance Systems, Inc. Planar diaphragm loudspeaker and related methods
US8571227B2 (en) 2005-11-11 2013-10-29 Phitek Systems Limited Noise cancellation earphone
KR100902895B1 (en) * 2006-06-29 2009-06-15 엘지전자 주식회사 Speaker
JP2009153103A (en) * 2007-10-02 2009-07-09 Phitek Systems Ltd Component for noise reducing earphone
US20090307730A1 (en) * 2008-05-29 2009-12-10 Mark Donaldson Media enhancement module
US20110002474A1 (en) * 2009-01-29 2011-01-06 Graeme Colin Fuller Active Noise Reduction System Control
US20110003505A1 (en) * 2009-03-06 2011-01-06 Nigel Greig In-flight entertainment system connector
US20110075331A1 (en) * 2009-05-04 2011-03-31 Nigel Greig Media Player Holder
US20110188668A1 (en) * 2009-09-23 2011-08-04 Mark Donaldson Media delivery system
US9818394B2 (en) * 2009-11-30 2017-11-14 Graeme Colin Fuller Realisation of controller transfer function for active noise cancellation
US8929082B2 (en) 2010-05-17 2015-01-06 Thales Avionics, Inc. Airline passenger seat modular user interface device
EP2471710A1 (en) 2010-11-15 2012-07-04 Nigel Greig Media distribution system
JP2014533444A (en) 2011-06-01 2014-12-11 フィテック システムズ リミテッドＰｈｉｔｅｋ Ｓｙｓｔｅｍｓ Ｌｉｍｉｔｅｄ In-ear device incorporating active noise reduction
US10034086B2 (en) 2013-03-26 2018-07-24 Bose Corporation Headset porting
US9628917B2 (en) 2014-07-23 2017-04-18 Bose Corporation Sound producing system
USD789911S1 (en) * 2016-03-14 2017-06-20 Chris J. Katopis Earbud

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1097499A (en) * 1914-05-19 Lucy A Young Method of making acoustic diaphragms.
US728382A (en) * 1899-05-23 1903-05-19 John C English Diaphragm for machines for recording of reproducing sound or speech.
US1118345A (en) * 1913-08-07 1914-11-24 Harry W Hess Sound-box for talking-machines.
US1763780A (en) * 1926-06-18 1930-06-17 Samuel W Hatton Acoustic diaphragm
US1917309A (en) * 1931-04-10 1933-07-11 Siemens Ag Diaphragm for acoustic apparatus
US2531634A (en) * 1945-01-11 1950-11-28 Athol E N Lawrance Acoustical diaphragm with stiffening means
GB726780A (en) * 1952-01-19 1955-03-23 Cole E K Ltd Improvements in or relating to sound producing diaphragms

Also Published As

Publication number Publication date
ES262057A1 (en) 1960-12-16
GB897621A (en) 1962-05-30
US3073411A (en) 1963-01-15
NL257376A (en)

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