BE623937A - - Google Patents
Info
- Publication number
- BE623937A BE623937A BE623937DA BE623937A BE 623937 A BE623937 A BE 623937A BE 623937D A BE623937D A BE 623937DA BE 623937 A BE623937 A BE 623937A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
-
- 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
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
- H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR887871A FR1322235A (fr) | 1962-02-13 | 1962-02-13 | Enceinte acoustique, destinée notamment aux chaînes de reproduction sonore à <<haute fidélité>> |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE623937A true BE623937A (US08118993-20120221-C00002.png) |
Family
ID=8772585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE623937D BE623937A (US08118993-20120221-C00002.png) | 1962-02-13 |
Country Status (6)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1291790B (de) * | 1966-12-24 | 1969-04-03 | Knoedler Gottlob | Lautsprecherbox mit einem oder mehreren Lautsprechern |
| DE2124737A1 (de) * | 1970-05-21 | 1971-12-09 | Sony Corp | Vorrichtung zur Verzögerung eines Schallsignales |
| US3783967A (en) * | 1972-02-24 | 1974-01-08 | Us Health | Focusing protective enclosure for ultrasonic transducer |
| US4235301A (en) * | 1979-06-04 | 1980-11-25 | Mitchell Robert W | Folded column speaker enclosure |
| GB2149613A (en) * | 1983-09-03 | 1985-06-12 | Torquil Hector Rees Macleod | Loudspeaker cabinet |
| JP2783839B2 (ja) * | 1989-03-29 | 1998-08-06 | 三洋電機株式会社 | スピーカ装置 |
| US5012889A (en) * | 1989-11-30 | 1991-05-07 | Rogersound Labs, Inc. | Speaker enclosure |
| US5111905A (en) * | 1989-11-30 | 1992-05-12 | Rogersound Labs, Inc. | Speaker enclosure |
| GB2273415B (en) * | 1992-12-11 | 1996-05-15 | George James Johnston | Loudspeaker enclosure |
| NO301674B1 (no) * | 1995-05-24 | 1997-11-24 | Petroleum Geo Services As | Fremgangsmåte for installering av en eller flere instrumentenheter |
| JPH11220789A (ja) | 1998-01-30 | 1999-08-10 | Sony Corp | 電気音響変換装置 |
| US8256566B1 (en) * | 2011-08-19 | 2012-09-04 | Rogersound Labs, LLC | Speaker enclosure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2805729A (en) * | 1953-09-15 | 1957-09-10 | Read Oliver | Loudspeaker enclosure |
| US3047090A (en) * | 1958-05-07 | 1962-07-31 | Robert G Pruden | Tuned acoustical device |
-
0
- NL NL285007D patent/NL285007A/xx unknown
- BE BE623937D patent/BE623937A/xx unknown
-
1962
- 1962-02-13 FR FR887871A patent/FR1322235A/fr not_active Expired
- 1962-10-24 LU LU42585D patent/LU42585A1/xx unknown
-
1963
- 1963-02-05 US US256336A patent/US3186509A/en not_active Expired - Lifetime
- 1963-04-12 GB GB5764/63A patent/GB988456A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1322235A (fr) | 1963-03-29 |
| US3186509A (en) | 1965-06-01 |
| GB988456A (en) | 1965-04-07 |
| LU42585A1 (US08118993-20120221-C00002.png) | 1962-12-24 |
| NL285007A (US08118993-20120221-C00002.png) |
