IT1285103B1 - Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti. - Google Patents

Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti.

Info

Publication number
IT1285103B1
IT1285103B1 IT96RM000208A ITRM960208A IT1285103B1 IT 1285103 B1 IT1285103 B1 IT 1285103B1 IT 96RM000208 A IT96RM000208 A IT 96RM000208A IT RM960208 A ITRM960208 A IT RM960208A IT 1285103 B1 IT1285103 B1 IT 1285103B1
Authority
IT
Italy
Prior art keywords
basket
balsa wood
plate
electroacoustic
pct
Prior art date
Application number
IT96RM000208A
Other languages
English (en)
Inventor
Paolo Agostinelli
Original Assignee
Paolo Agostinelli
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 Paolo Agostinelli filed Critical Paolo Agostinelli
Publication of ITRM960208A0 publication Critical patent/ITRM960208A0/it
Priority to IT96RM000208A priority Critical patent/IT1285103B1/it
Priority to DE69637590T priority patent/DE69637590D1/de
Priority to EP96916300A priority patent/EP0838125B1/en
Priority to JP53510097A priority patent/JP3471364B2/ja
Priority to US08/952,523 priority patent/US5907133A/en
Priority to AT96916300T priority patent/ATE400978T1/de
Priority to DK96916300T priority patent/DK0838125T3/da
Priority to PCT/IT1996/000117 priority patent/WO1997037513A1/en
Publication of ITRM960208A1 publication Critical patent/ITRM960208A1/it
Application granted granted Critical
Publication of IT1285103B1 publication Critical patent/IT1285103B1/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/021—Diaphragms comprising cellulose-like materials, e.g. wood, paper, linen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R7/127—Non-planar diaphragms or cones dome-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Stringed Musical Instruments (AREA)
IT96RM000208A 1996-04-02 1996-04-02 Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti. IT1285103B1 (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT96RM000208A IT1285103B1 (it) 1996-04-02 1996-04-02 Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti.
US08/952,523 US5907133A (en) 1996-04-02 1996-06-10 Device for electroacoostic diffusion, with diaphragms, spiders and horns of balsa wood or mixtures thereof
EP96916300A EP0838125B1 (en) 1996-04-02 1996-06-10 Device for electroacoustic diffusion, with diaphragms, spiders and horns of balsa wood or mixtures thereof
JP53510097A JP3471364B2 (ja) 1996-04-02 1996-06-10 バルサ木材からなる振動板と、スパイダーと、ホーン又はそれらの混合体を備えた電気音響的拡散用デバイス
DE69637590T DE69637590D1 (de) 1996-04-02 1996-06-10 Vorrichtung zur elektroakustischen abstrahlung mit membranen, zentriermembranen und hörnern aus balsaholz oder einer mischung davon
AT96916300T ATE400978T1 (de) 1996-04-02 1996-06-10 Vorrichtung zur elektroakustischen abstrahlung mit membranen, zentriermembranen und hörnern aus balsaholz oder einer mischung davon
DK96916300T DK0838125T3 (da) 1996-04-02 1996-06-10 Indretning til elektroakustisk diffusion med membraner, svingpolestyr og tragte af balsatræ
PCT/IT1996/000117 WO1997037513A1 (en) 1996-04-02 1996-06-10 Device for electroacoustic diffusion, with diaphragms, spiders and horns of balsa wood or mixtures thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96RM000208A IT1285103B1 (it) 1996-04-02 1996-04-02 Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti.

Publications (3)

Publication Number Publication Date
ITRM960208A0 ITRM960208A0 (it) 1996-04-02
ITRM960208A1 ITRM960208A1 (it) 1997-10-02
IT1285103B1 true IT1285103B1 (it) 1998-06-03

Family

ID=11404059

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96RM000208A IT1285103B1 (it) 1996-04-02 1996-04-02 Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti.

Country Status (8)

Country Link
US (1) US5907133A (it)
EP (1) EP0838125B1 (it)
JP (1) JP3471364B2 (it)
AT (1) ATE400978T1 (it)
DE (1) DE69637590D1 (it)
DK (1) DK0838125T3 (it)
IT (1) IT1285103B1 (it)
WO (1) WO1997037513A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10246792B4 (de) * 2002-10-08 2005-11-10 Göbel, Oliver Akustische Vorrichtung
GB2426884B (en) * 2005-03-02 2008-05-28 Kh Technology Corp Electro-acoustic transducer
GB2423908B (en) * 2005-03-02 2008-04-02 Kh Technology Corp Loudspeaker
US8320604B1 (en) * 2007-05-02 2012-11-27 Richard Vandersteen Composite loudspeaker cone

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB667170A (en) * 1948-10-29 1952-02-27 Paul Gustavus Adolphus Helmuth Improvements in moving coil loudspeakers
US2638510A (en) * 1949-01-06 1953-05-12 Caesar David Zeitouni Duplex loud-speaker
US2852089A (en) * 1955-09-26 1958-09-16 Arthur Blumenfeld Combined loudspeaker diaphragm and horn
GB2127650A (en) * 1982-08-07 1984-04-11 Univ Liverpool Moving coil loudspeaker
DE3603537A1 (de) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh Breitbandlautsprecher
JP2690104B2 (ja) * 1988-05-13 1997-12-10 加藤 義之 スピーカ用コーン及び同コーンを備えたスピーカ
US5329072A (en) * 1991-05-23 1994-07-12 Yamaha Corporation Acoustic diaphragm
JPH06178386A (ja) * 1992-12-04 1994-06-24 Onkyo Corp コーンスピーカ用振動板及びその製造方法
JP2981360B2 (ja) * 1993-03-30 1999-11-22 株式会社ケンウッド スピーカ構造

Also Published As

Publication number Publication date
ATE400978T1 (de) 2008-07-15
US5907133A (en) 1999-05-25
DK0838125T3 (da) 2008-11-03
ITRM960208A0 (it) 1996-04-02
EP0838125B1 (en) 2008-07-09
JP3471364B2 (ja) 2003-12-02
ITRM960208A1 (it) 1997-10-02
DE69637590D1 (de) 2008-08-21
WO1997037513A1 (en) 1997-10-09
JPH11507193A (ja) 1999-06-22
EP0838125A1 (en) 1998-04-29

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Legal Events

Date Code Title Description
0001 Granted