NO975505L - Akustisk horn-transduser med diffusor av konisk type og med eksponentiell profil av tre - Google Patents

Akustisk horn-transduser med diffusor av konisk type og med eksponentiell profil av tre

Info

Publication number
NO975505L
NO975505L NO975505A NO975505A NO975505L NO 975505 L NO975505 L NO 975505L NO 975505 A NO975505 A NO 975505A NO 975505 A NO975505 A NO 975505A NO 975505 L NO975505 L NO 975505L
Authority
NO
Norway
Prior art keywords
wood
acoustic horn
pct
type diffuser
exponential profile
Prior art date
Application number
NO975505A
Other languages
English (en)
Norwegian (no)
Other versions
NO975505D0 (no
Inventor
Guiseppe 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 NO975505D0 publication Critical patent/NO975505D0/no
Publication of NO975505L publication Critical patent/NO975505L/no

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)
  • Stringed Musical Instruments (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Catching Or Destruction (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
NO975505A 1995-05-30 1997-11-28 Akustisk horn-transduser med diffusor av konisk type og med eksponentiell profil av tre NO975505L (no)

Applications Claiming Priority (2)

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.
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

Publications (2)

Publication Number Publication Date
NO975505D0 NO975505D0 (no) 1997-11-28
NO975505L true NO975505L (no) 1998-01-28

Family

ID=11413604

Family Applications (1)

Application Number Title Priority Date Filing Date
NO975505A NO975505L (no) 1995-05-30 1997-11-28 Akustisk horn-transduser med diffusor av konisk type og med eksponentiell profil av tre

Country Status (17)

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

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
IT1279576B1 (it) 1997-12-16
JPH11505994A (ja) 1999-05-25
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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FC2A Withdrawal, rejection or dismissal of laid open patent application