FR2379220B1 - Haut-parleur a cornet - Google Patents

Haut-parleur a cornet

Info

Publication number
FR2379220B1
FR2379220B1 FR7802786A FR7802786A FR2379220B1 FR 2379220 B1 FR2379220 B1 FR 2379220B1 FR 7802786 A FR7802786 A FR 7802786A FR 7802786 A FR7802786 A FR 7802786A FR 2379220 B1 FR2379220 B1 FR 2379220B1
Authority
FR
France
Prior art keywords
cornet
speaker
cornet speaker
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
FR7802786A
Other languages
English (en)
Other versions
FR2379220A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2379220A1 publication Critical patent/FR2379220A1/fr
Application granted granted Critical
Publication of FR2379220B1 publication Critical patent/FR2379220B1/fr
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
    • 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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR7802786A 1977-02-01 1978-02-01 Haut-parleur a cornet Expired FR2379220B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76459677A 1977-02-01 1977-02-01

Publications (2)

Publication Number Publication Date
FR2379220A1 FR2379220A1 (fr) 1978-08-25
FR2379220B1 true FR2379220B1 (fr) 1985-12-20

Family

ID=25071185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7802786A Expired FR2379220B1 (fr) 1977-02-01 1978-02-01 Haut-parleur a cornet

Country Status (5)

Country Link
US (1) US4152552A (fr)
JP (1) JPS53102024A (fr)
DE (1) DE2804160A1 (fr)
FR (1) FR2379220B1 (fr)
GB (1) GB1591480A (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024777C2 (de) * 1979-06-30 1982-11-04 Pioneer Electronic Corp., Tokyo Koaxiale Mehrwegelautsprecheranlage mit planarer Membran
US4367377A (en) * 1979-07-16 1983-01-04 Nippon Gakki Seizo K.K. Horn loudspeaker with particular suspension and lead wire passage
US4882562A (en) * 1986-03-11 1989-11-21 Turbosound Limited Adaptor for coupling plural compression drivers to a common horn
US4836327A (en) * 1986-11-12 1989-06-06 Turbosound Limited Sound reinforcement enclosure employing cone loudspeaker with annular central loading member and coaxially mounted compression driver
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
GB2211377B (en) * 1987-10-16 1990-12-19 Adamson Acoustic Design Corp Loudspeaker
GB8724299D0 (en) * 1987-10-16 1987-11-18 Adamson Acoustic Design Corp Loudspeaker design
US5117462A (en) * 1991-03-20 1992-05-26 Jbl Incorporated Phasing plug for compression driver
GB2277008B (en) * 1993-04-06 1996-12-04 Michael Stuart Mason Panels for improving acoustic performance of an enclosure
JP3140895B2 (ja) * 1993-10-08 2001-03-05 パイオニア株式会社 スピーカ装置
US5537481A (en) * 1994-04-05 1996-07-16 The Aws Group, Inc. Horn driver
US5821470A (en) * 1997-04-08 1998-10-13 Meyer Sound Laboratories Incorporated Broadband acoustical transmitting system
US5872339A (en) * 1997-08-28 1999-02-16 Hanson; Charles Anthony High performance loudspeaker system
US6026928A (en) * 1999-04-06 2000-02-22 Maharaj; Ashok A. Apparatus and method for reduced distortion loudspeakers
JP3555505B2 (ja) * 1999-06-16 2004-08-18 株式会社村田製作所 スピーカ
JP3778793B2 (ja) * 2000-01-28 2006-05-24 富士通テン株式会社 スピーカシステム
CN100394474C (zh) * 2001-01-11 2008-06-11 梅尔录音实验室公司 喇叭形扬声器的歧管和散射特性控制方法
US7936892B2 (en) 2002-01-14 2011-05-03 Harman International Industries, Incorporated Constant coverage waveguide
US20050175208A1 (en) * 2004-02-11 2005-08-11 Shaw Clayton C. Audio speaker system employing an annular gasket separating a horn waveguide from a sound reproducing membrane
JP4781432B2 (ja) * 2006-07-03 2011-09-28 パイオニア株式会社 スピーカ装置、およびスピーカユニット
US7686129B2 (en) * 2007-08-30 2010-03-30 Klipsch Llc Acoustic horn having internally raised geometric shapes
CN103648071B (zh) * 2007-11-20 2018-11-02 松下知识产权经营株式会社 扬声器、视频设备、以及便携式信息处理装置
KR101756673B1 (ko) * 2016-06-07 2017-07-25 주식회사 이엠텍 다공성 물질을 구비하는 마이크로스피커 인클로져
KR101788111B1 (ko) * 2016-06-09 2017-10-20 주식회사 이엠텍 다공성 물질을 구비하는 마이크로스피커 인클로져

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1713006A (en) * 1923-11-29 1929-05-14 Rca Corp Telephone and the like
GB300744A (en) * 1927-09-22 1928-11-22 British Thomson Houston Co Ltd Improvements relating to devices for the interconversion of electric oscillations and sound waves or equivalent mechanical vibrations
DE606087C (de) * 1930-03-18 1934-11-24 Telefunken Gmbh Trichterlautsprecher
US1917012A (en) * 1931-02-05 1933-07-04 Bell Telephone Labor Inc Sound translating device
US2037185A (en) * 1933-03-28 1936-04-14 Bell Telephone Labor Inc Sound translating device
US2302178A (en) * 1940-11-12 1942-11-17 Joseph B Brennan Acoustic diaphragm
US2396825A (en) * 1943-10-08 1946-03-19 Electro Voice Mfg Co Inc Diaphragm-engaging ring
US2568883A (en) * 1947-03-24 1951-09-25 Altec Lansing Corp Loud-speaker with expanding horn unit
FR1070972A (fr) * 1952-02-22 1954-08-20 Siemens Ag Haut-parleur, de préférence du type à chambre de pression, en particulier avec membrane en forme de calotte
US2907837A (en) * 1956-09-18 1959-10-06 Brami Joseph Sound reproducing system
US3792526A (en) * 1971-04-21 1974-02-19 Ltv Ling Altec Inc Method of sound transducer construction
US4017694A (en) * 1976-02-18 1977-04-12 Essex Group, Inc. Method for making loudspeaker with magnetic fluid enveloping the voice coil

Also Published As

Publication number Publication date
DE2804160A1 (de) 1978-08-03
GB1591480A (en) 1981-06-24
FR2379220A1 (fr) 1978-08-25
US4152552A (en) 1979-05-01
JPS53102024A (en) 1978-09-06

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Legal Events

Date Code Title Description
ST Notification of lapse