JPS5722477B2 - - Google Patents
Info
- Publication number
- JPS5722477B2 JPS5722477B2 JP3973375A JP3973375A JPS5722477B2 JP S5722477 B2 JPS5722477 B2 JP S5722477B2 JP 3973375 A JP3973375 A JP 3973375A JP 3973375 A JP3973375 A JP 3973375A JP S5722477 B2 JPS5722477 B2 JP S5722477B2
- Authority
- JP
- Japan
- Legal status (The legal status 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 status listed.)
- Expired
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
- H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
- H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
- H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3973375A JPS51115815A (en) | 1975-04-03 | 1975-04-03 | Phase inversion type speaker cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3973375A JPS51115815A (en) | 1975-04-03 | 1975-04-03 | Phase inversion type speaker cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51115815A JPS51115815A (en) | 1976-10-12 |
| JPS5722477B2 true JPS5722477B2 (el) | 1982-05-13 |
Family
ID=12561159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3973375A Granted JPS51115815A (en) | 1975-04-03 | 1975-04-03 | Phase inversion type speaker cabinet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS51115815A (el) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255734U (el) * | 1975-10-20 | 1977-04-22 | ||
| DE102009046889A1 (de) * | 2009-11-19 | 2011-07-21 | K+H Vertriebs- und Entwicklungsgesellschaft mbH, 30900 | Lautsprechereinheit |
| GB2488758A (en) * | 2011-03-02 | 2012-09-12 | Gp Acoustics Uk Ltd | Bass reflex loudspeaker has acoustic leakage in walls of port duct |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS495016A (el) * | 1972-04-27 | 1974-01-17 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5152233U (el) * | 1974-10-18 | 1976-04-21 |
-
1975
- 1975-04-03 JP JP3973375A patent/JPS51115815A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS495016A (el) * | 1972-04-27 | 1974-01-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51115815A (en) | 1976-10-12 |