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
Links
- 240000007182 Ochroma pyramidale Species 0.000 title abstract 6
- 238000009792 diffusion process Methods 0.000 title abstract 2
- 239000000203 mixture Substances 0.000 title 1
- 239000012528 membrane Substances 0.000 abstract 3
- 239000000835 fiber Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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; 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
- 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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)
- Ultra Sonic Daignosis Equipment (AREA)
- Stringed Musical Instruments (AREA)
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. |
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 |
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 |
DE69637590T DE69637590D1 (de) | 1996-04-02 | 1996-06-10 | Vorrichtung zur elektroakustischen abstrahlung mit membranen, zentriermembranen und hörnern aus balsaholz oder einer mischung davon |
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 |
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)
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)
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 |
-
1996
- 1996-04-02 IT IT96RM000208A patent/IT1285103B1/it active IP Right Grant
- 1996-06-10 DE DE69637590T patent/DE69637590D1/de not_active Expired - Lifetime
- 1996-06-10 EP EP96916300A patent/EP0838125B1/en not_active Expired - Lifetime
- 1996-06-10 DK DK96916300T patent/DK0838125T3/da active
- 1996-06-10 JP JP53510097A patent/JP3471364B2/ja not_active Expired - Fee Related
- 1996-06-10 AT AT96916300T patent/ATE400978T1/de active
- 1996-06-10 WO PCT/IT1996/000117 patent/WO1997037513A1/en active IP Right Grant
- 1996-06-10 US US08/952,523 patent/US5907133A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH11507193A (ja) | 1999-06-22 |
ATE400978T1 (de) | 2008-07-15 |
DK0838125T3 (da) | 2008-11-03 |
ITRM960208A1 (it) | 1997-10-02 |
US5907133A (en) | 1999-05-25 |
JP3471364B2 (ja) | 2003-12-02 |
EP0838125A1 (en) | 1998-04-29 |
DE69637590D1 (de) | 2008-08-21 |
WO1997037513A1 (en) | 1997-10-09 |
ITRM960208A0 (it) | 1996-04-02 |
EP0838125B1 (en) | 2008-07-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK0847659T3 (da) | Højttalere omfattende panelformede akustiske udstrålingselementer | |
HK1008649A1 (en) | Panel-form loudspeakers | |
DE69804526T2 (de) | Verbundmembranen | |
DE69602204T2 (de) | PANEELFöRMIGE MIKROFONE | |
DK0743948T4 (da) | Chromatografisk isolering af nucleinsyrer | |
GB897621A (en) | Acoustical diaphragm | |
ES2196620T3 (es) | Formulacion de liberacion prolongada que contiene venlafaxina. | |
IT1285103B1 (it) | Dispositivo di diffusione elettroacustico, con diaframmi, centratori e trombe in legno di balsa o suoi impasti. | |
EA199800257A1 (ru) | Громкоговоритель, выполненный в виде панели | |
ES2067921T3 (es) | Una biomasa y un procedimiento para la produccion de virus/antigeno de virus. | |
EP1025762A3 (en) | Milk calcium composition | |
JPS564087A (en) | Sound emitting body for electromagnetic watch | |
ATE211346T1 (de) | Elektroakustischer wandler | |
UY24358A1 (es) | Procedimiento para la inactivacion de virus en proteinas | |
ATE312496T1 (de) | Elektrisch-akustischer miniaturwandler | |
JPS55135500A (en) | Electroacoustic transducer | |
JPS52154623A (en) | Sound diaphragm | |
SU614558A1 (ru) | Способ изготовлени диффузора электродинамического громкоговорител | |
FI960026A0 (fi) | Värejä, joissa on tetra-aminopyrimidiiniä ja suoravärjäysaineita | |
IE840162L (en) | Electro-acoustic transducer | |
AR007739A1 (es) | Un proceso para la preparacion de n-(r)-(2-hidroxi-2-piridina-3-il-etil) -2-(4-nitro-fenil)-acetamida | |
JPS5473677A (en) | Construction of step motor for watch | |
JPH0191537A (ja) | 宇宙操作を使つての宇宙音声対話 | |
KR890007088A (ko) | 고효율 편광 광원 | |
KR920003229A (ko) | 둘째언어습득을 위한 음성기록매체의 사용방법과 그 음성기록매체 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |