DE3117693A1 - Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher - Google Patents

Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher

Info

Publication number
DE3117693A1
DE3117693A1 DE19813117693 DE3117693A DE3117693A1 DE 3117693 A1 DE3117693 A1 DE 3117693A1 DE 19813117693 DE19813117693 DE 19813117693 DE 3117693 A DE3117693 A DE 3117693A DE 3117693 A1 DE3117693 A1 DE 3117693A1
Authority
DE
Germany
Prior art keywords
loudspeaker
sound
absorbing
radiation
funnel
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.)
Withdrawn
Application number
DE19813117693
Other languages
German (de)
English (en)
Inventor
Mario Brescia Cesati
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
Priority to DE19813117693 priority Critical patent/DE3117693A1/de
Priority to US06/259,559 priority patent/US4429762A/en
Priority to GB8113595A priority patent/GB2098024A/en
Priority to NL8102163A priority patent/NL8102163A/nl
Priority to FR8108939A priority patent/FR2506550A1/fr
Publication of DE3117693A1 publication Critical patent/DE3117693A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching
    • 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
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE19813117693 1981-04-29 1981-04-29 Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher Withdrawn DE3117693A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19813117693 DE3117693A1 (de) 1981-04-29 1981-04-29 Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher
US06/259,559 US4429762A (en) 1981-04-29 1981-05-01 Horn loudspeakers of the sectorial diffusion type, and method for making said loudspeakers
GB8113595A GB2098024A (en) 1981-04-29 1981-05-01 Horn loudspeakers
NL8102163A NL8102163A (nl) 1981-04-29 1981-05-01 Hoornluidspreker van het sectoriele diffusietype, en werkwijze voor het maken van deze luidsprekers.
FR8108939A FR2506550A1 (fr) 1981-04-29 1981-05-21 Haut-parleur a trompe a diffusion sectorielle, et leur procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813117693 DE3117693A1 (de) 1981-04-29 1981-04-29 Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher

Publications (1)

Publication Number Publication Date
DE3117693A1 true DE3117693A1 (de) 1982-11-18

Family

ID=6131470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813117693 Withdrawn DE3117693A1 (de) 1981-04-29 1981-04-29 Verfahren zur herstellung von lautsprechern mit winkelausstrahlung und nach diesem verfahren hergestellter lautsprecher

Country Status (5)

Country Link
US (1) US4429762A (enExample)
DE (1) DE3117693A1 (enExample)
FR (1) FR2506550A1 (enExample)
GB (1) GB2098024A (enExample)
NL (1) NL8102163A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2213677A (en) * 1987-12-09 1989-08-16 Canon Kk Sound output system
US6338395B1 (en) * 1999-09-29 2002-01-15 P.T. Hartono Istana Electronics Kapok loudspeaker enclosure damping material
JP2004196626A (ja) * 2002-12-20 2004-07-15 Sumitomo Chem Co Ltd 酸化チタンの製造方法
US7708112B2 (en) * 2005-11-10 2010-05-04 Earl Russell Geddes Waveguide phase plug
US7802535B2 (en) * 2007-09-06 2010-09-28 Wolo Mfg. Corp. Electropneumatic horn system
WO2009032442A1 (en) * 2007-09-06 2009-03-12 Wolo Mfg.Corp. Electropneumatic horn system
USD611864S1 (en) 2008-08-21 2010-03-16 Wolo Mfg. Corp. Electropneumatic horn
FR3034564B1 (fr) * 2015-04-02 2017-04-28 Focal Jmlab Dispositif d'adaptation d'impedance acoustique et haut-parleur equipe d'un tel dispositif

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866710A (en) 1972-11-01 1975-02-18 Mario Cesati Horn loudspeakers
JPS5037425A (enExample) 1973-08-04 1975-04-08

Also Published As

Publication number Publication date
NL8102163A (nl) 1982-12-01
US4429762A (en) 1984-02-07
GB2098024A (en) 1982-11-10
FR2506550A1 (fr) 1982-11-26
FR2506550B3 (enExample) 1984-03-16

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee