BR8300004A - Excitador a bobina movel para um alto-falante e diafragma para o mesmo - Google Patents
Excitador a bobina movel para um alto-falante e diafragma para o mesmoInfo
- Publication number
- BR8300004A BR8300004A BR8300004A BR8300004A BR8300004A BR 8300004 A BR8300004 A BR 8300004A BR 8300004 A BR8300004 A BR 8300004A BR 8300004 A BR8300004 A BR 8300004A BR 8300004 A BR8300004 A BR 8300004A
- Authority
- BR
- Brazil
- Prior art keywords
- diaphragm
- speaker
- same
- coil driver
- mobile coil
- Prior art date
Links
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 title 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
- H04R7/02—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- 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
- H04R2307/029—Diaphragms comprising fibres
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33693582A | 1982-01-04 | 1982-01-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8300004A true BR8300004A (pt) | 1983-08-30 |
Family
ID=23318363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8300004A BR8300004A (pt) | 1982-01-04 | 1983-01-03 | Excitador a bobina movel para um alto-falante e diafragma para o mesmo |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS58120395A (pt) |
AR (1) | AR229719A1 (pt) |
AU (1) | AU9188082A (pt) |
BE (1) | BE895537A (pt) |
BR (1) | BR8300004A (pt) |
DE (1) | DE3248650A1 (pt) |
DK (1) | DK383A (pt) |
FR (1) | FR2519502A1 (pt) |
GB (1) | GB2113041A (pt) |
IT (1) | IT8249773A0 (pt) |
NL (1) | NL8204839A (pt) |
SE (1) | SE8207483L (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8603645D0 (en) * | 1986-02-14 | 1986-03-19 | Celestion Int Ltd | Loudspeakers |
JPH02146899A (ja) * | 1988-06-13 | 1990-06-06 | Foster Electric Co Ltd | スピーカ振動部材 |
JPH02281899A (ja) * | 1989-04-22 | 1990-11-19 | Pioneer Electron Corp | コーン型スピーカ |
DE19651033A1 (de) * | 1996-12-09 | 1998-06-10 | Sennheiser Electronic | Elektrodynamischer Wandler |
JP3874183B2 (ja) * | 2002-05-21 | 2007-01-31 | フォスター電機株式会社 | 電気音響変換器用振動板 |
GB2414619A (en) * | 2004-05-24 | 2005-11-30 | Blast Loudspeakers Ltd | Loudspeaker with parabolic or catenary shaped dome |
GB201911086D0 (en) * | 2019-08-02 | 2019-09-18 | Element Six Tech Ltd | Non-planar diomand body |
-
1982
- 1982-12-15 NL NL8204839A patent/NL8204839A/nl not_active Application Discontinuation
- 1982-12-22 GB GB08236487A patent/GB2113041A/en not_active Withdrawn
- 1982-12-23 AU AU91880/82A patent/AU9188082A/en not_active Abandoned
- 1982-12-28 JP JP57235117A patent/JPS58120395A/ja active Pending
- 1982-12-28 AR AR291712A patent/AR229719A1/es active
- 1982-12-29 SE SE8207483A patent/SE8207483L/xx not_active Application Discontinuation
- 1982-12-30 IT IT8249773A patent/IT8249773A0/it unknown
- 1982-12-30 DE DE19823248650 patent/DE3248650A1/de not_active Withdrawn
-
1983
- 1983-01-03 DK DK383A patent/DK383A/da unknown
- 1983-01-03 FR FR8300016A patent/FR2519502A1/fr active Pending
- 1983-01-03 BR BR8300004A patent/BR8300004A/pt unknown
- 1983-01-04 BE BE0/209849A patent/BE895537A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AR229719A1 (es) | 1983-10-31 |
GB2113041A (en) | 1983-07-27 |
IT8249773A0 (it) | 1982-12-30 |
BE895537A (fr) | 1983-05-02 |
DE3248650A1 (de) | 1983-07-14 |
DK383A (da) | 1983-07-05 |
NL8204839A (nl) | 1983-08-01 |
AU9188082A (en) | 1983-07-14 |
DK383D0 (da) | 1983-01-03 |
SE8207483D0 (sv) | 1982-12-29 |
SE8207483L (sv) | 1983-07-05 |
JPS58120395A (ja) | 1983-07-18 |
FR2519502A1 (fr) | 1983-07-08 |
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