IT1279576B1 - Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno. - Google Patents

Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno.

Info

Publication number
IT1279576B1
IT1279576B1 IT95TO000446A ITTO950446A IT1279576B1 IT 1279576 B1 IT1279576 B1 IT 1279576B1 IT 95TO000446 A IT95TO000446 A IT 95TO000446A IT TO950446 A ITTO950446 A IT TO950446A IT 1279576 B1 IT1279576 B1 IT 1279576B1
Authority
IT
Italy
Prior art keywords
wood
pct
sound transducer
type diffuser
exponential profile
Prior art date
Application number
IT95TO000446A
Other languages
English (en)
Inventor
Giuseppe Zingali
Original Assignee
Zingali S N C
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 Zingali S N C filed Critical Zingali S N C
Publication of ITTO950446A0 publication Critical patent/ITTO950446A0/it
Priority to IT95TO000446A priority Critical patent/IT1279576B1/it
Priority to CA002222578A priority patent/CA2222578A1/en
Priority to EP96917459A priority patent/EP0829078B1/en
Priority to JP8536181A priority patent/JPH11505994A/ja
Priority to PCT/EP1996/002301 priority patent/WO1996038834A1/en
Priority to KR1019970708481A priority patent/KR19990022006A/ko
Priority to PL96323557A priority patent/PL187584B1/pl
Priority to PT96917459T priority patent/PT829078E/pt
Priority to DE69620601T priority patent/DE69620601T2/de
Priority to US08/952,838 priority patent/US6079514A/en
Priority to AU60028/96A priority patent/AU706289B2/en
Priority to DK96917459T priority patent/DK0829078T3/da
Priority to CNB961957859A priority patent/CN1145924C/zh
Priority to AT96917459T priority patent/ATE216117T1/de
Priority to ES96917459T priority patent/ES2175094T3/es
Publication of ITTO950446A1 publication Critical patent/ITTO950446A1/it
Priority to NO975505A priority patent/NO975505L/no
Priority to MX9709236A priority patent/MX9709236A/es
Application granted granted Critical
Publication of IT1279576B1 publication Critical patent/IT1279576B1/it

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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Stringed Musical Instruments (AREA)
  • Catching Or Destruction (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
IT95TO000446A 1995-05-30 1995-05-30 Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno. IT1279576B1 (it)

Priority Applications (17)

Application Number Priority Date Filing Date Title
IT95TO000446A IT1279576B1 (it) 1995-05-30 1995-05-30 Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno.
DE69620601T DE69620601T2 (de) 1995-05-30 1996-05-29 Akustischer hornwandler, mit einem, einexponentieller profil aufweisenden, koischartiger diffusor
AU60028/96A AU706289B2 (en) 1995-05-30 1996-05-29 Acoustic horn transducer with a conic type diffuser having an exponential profile in wood
JP8536181A JPH11505994A (ja) 1995-05-30 1996-05-29 指数関数的断面形状をもった木製の円錐形ディフューザーを具えた音響用ホーン形変換器
PCT/EP1996/002301 WO1996038834A1 (en) 1995-05-30 1996-05-29 Acoustic horn transducer with a conic type diffuser having an exponential profile in wood
KR1019970708481A KR19990022006A (ko) 1995-05-30 1996-05-29 지수형 목재 프로필로 된 원뿔형 확산기를 갖는 음향혼 트랜스듀서
PL96323557A PL187584B1 (pl) 1995-05-30 1996-05-29 Przetwornik akustyczny ze stożkowym dyfuzorem
PT96917459T PT829078E (pt) 1995-05-30 1996-05-29 Transdutor de corneta acustica com difusor do tipo conico tendo um perfil exponencial
CA002222578A CA2222578A1 (en) 1995-05-30 1996-05-29 Acoustic horn transducer with a conic type diffuser having an exponential profile in wood
US08/952,838 US6079514A (en) 1995-05-30 1996-05-29 Acoustic horn transducer with a conic type diffuser having and exponential profile in wood
EP96917459A EP0829078B1 (en) 1995-05-30 1996-05-29 Acoustic horn transducer with a conic type diffuser having an exponential profile
DK96917459T DK0829078T3 (da) 1995-05-30 1996-05-29 Akustisk horntransducer med diffusor af konisk type med eksponentiel profil
CNB961957859A CN1145924C (zh) 1995-05-30 1996-05-29 带有指数轮廓的木制圆锥形扩散器的喇叭形声换能器
AT96917459T ATE216117T1 (de) 1995-05-30 1996-05-29 Akustischer hornwandler, mit einem, einexponentieller profil aufweisenden, koischartiger diffusor
ES96917459T ES2175094T3 (es) 1995-05-30 1996-05-29 Transductor de bocina acustica con un difusor de tipo conico que tieneun perfil exponencial.
NO975505A NO975505L (no) 1995-05-30 1997-11-28 Akustisk horn-transduser med diffusor av konisk type og med eksponentiell profil av tre
MX9709236A MX9709236A (es) 1995-05-30 1997-11-28 Transductor de bocina acustica con un difusor tipo conico que tiene un perfil exponencial en madera.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95TO000446A IT1279576B1 (it) 1995-05-30 1995-05-30 Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno.

Publications (3)

Publication Number Publication Date
ITTO950446A0 ITTO950446A0 (it) 1995-05-30
ITTO950446A1 ITTO950446A1 (it) 1996-11-30
IT1279576B1 true IT1279576B1 (it) 1997-12-16

Family

ID=11413604

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95TO000446A IT1279576B1 (it) 1995-05-30 1995-05-30 Trasduttore acustico a tromba con diffusore di tipo conico a profilo esponenziale in legno.

Country Status (17)

Country Link
US (1) US6079514A (it)
EP (1) EP0829078B1 (it)
JP (1) JPH11505994A (it)
KR (1) KR19990022006A (it)
CN (1) CN1145924C (it)
AT (1) ATE216117T1 (it)
AU (1) AU706289B2 (it)
CA (1) CA2222578A1 (it)
DE (1) DE69620601T2 (it)
DK (1) DK0829078T3 (it)
ES (1) ES2175094T3 (it)
IT (1) IT1279576B1 (it)
MX (1) MX9709236A (it)
NO (1) NO975505L (it)
PL (1) PL187584B1 (it)
PT (1) PT829078E (it)
WO (1) WO1996038834A1 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2455563B (en) * 2007-12-14 2012-03-21 Tannoy Ltd Acoustical horn
US20140234790A1 (en) * 2013-02-21 2014-08-21 Patrice Emma Morris Birthday candle blow horn apparatus and method thereof
USD818992S1 (en) * 2015-03-31 2018-05-29 B & W Group Ltd Loudspeaker
US10547949B2 (en) 2015-05-29 2020-01-28 EVA Automation, Inc. Loudspeaker diaphragm
GB2538809B (en) 2015-05-29 2021-08-25 B & W Group Ltd Loudspeaker diaphragm
USD831618S1 (en) * 2016-03-01 2018-10-23 Bentley Motors Ltd. Automobile speaker
DE202017102417U1 (de) * 2016-04-25 2017-07-27 Gwf Messsysteme Ag Kompakter Weitwinkel-Schallwandler
USD856977S1 (en) * 2017-02-01 2019-08-20 SpaceControl GmbH & Co. KG Speaker cover
USD832239S1 (en) * 2017-02-17 2018-10-30 Bose Corporation Speaker
US10516927B2 (en) * 2018-04-17 2019-12-24 Wave Sciences, LLC Acoustic parabolic mirror ring apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2873812A (en) * 1957-09-05 1959-02-17 Electro Voice High frequency loudspeaker structure
US4031337A (en) * 1974-12-16 1977-06-21 Matsushita Electric Industrial Co., Ltd. Loudspeaker
US4206831A (en) * 1976-03-29 1980-06-10 Robert B. Welch Loudspeaker coupler
US4171734A (en) * 1977-11-10 1979-10-23 Beta Sound, Incorporated Exponential horn speaker
US4176731A (en) * 1977-11-21 1979-12-04 Altec Corporation Two-section exponential acoustical horn
US4496021A (en) * 1983-02-18 1985-01-29 Emmanuel Berlant 360 Degree radial reflex orthospectral horn for high-frequency loudspeakers
US4673057A (en) * 1984-11-13 1987-06-16 Glassco John M Geometrical transducer arrangements
US5889876A (en) * 1997-05-01 1999-03-30 Billings; Bart P. Hemispherical speaker system

Also Published As

Publication number Publication date
PL187584B1 (pl) 2004-08-31
KR19990022006A (ko) 1999-03-25
DK0829078T3 (da) 2002-08-05
ITTO950446A1 (it) 1996-11-30
EP0829078A1 (en) 1998-03-18
CA2222578A1 (en) 1996-12-05
PT829078E (pt) 2002-09-30
ATE216117T1 (de) 2002-04-15
ITTO950446A0 (it) 1995-05-30
AU6002896A (en) 1996-12-18
CN1145924C (zh) 2004-04-14
WO1996038834A1 (en) 1996-12-05
PL323557A1 (en) 1998-04-14
EP0829078B1 (en) 2002-04-10
NO975505D0 (no) 1997-11-28
AU706289B2 (en) 1999-06-10
JPH11505994A (ja) 1999-05-25
NO975505L (no) 1998-01-28
MX9709236A (es) 1998-10-31
DE69620601D1 (de) 2002-05-16
US6079514A (en) 2000-06-27
CN1191621A (zh) 1998-08-26
ES2175094T3 (es) 2002-11-16
DE69620601T2 (de) 2002-08-08

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Legal Events

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0001 Granted