DE1902361C3 - Gehäuse für elektroakustische Wandler, insbesondere Lautsprecher und Verfahren zu dessen Herstellung - Google Patents
Gehäuse für elektroakustische Wandler, insbesondere Lautsprecher und Verfahren zu dessen HerstellungInfo
- Publication number
- DE1902361C3 DE1902361C3 DE19691902361 DE1902361A DE1902361C3 DE 1902361 C3 DE1902361 C3 DE 1902361C3 DE 19691902361 DE19691902361 DE 19691902361 DE 1902361 A DE1902361 A DE 1902361A DE 1902361 C3 DE1902361 C3 DE 1902361C3
- Authority
- DE
- Germany
- Prior art keywords
- housing
- transducer
- sound
- impermeable
- rigid
- Prior art date
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 238000000034 method Methods 0.000 title claims 5
- 239000000463 material Substances 0.000 claims description 14
- 238000005266 casting Methods 0.000 claims description 13
- 239000006260 foam Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 239000011358 absorbing material Substances 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 8
- 210000004027 cell Anatomy 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000004088 foaming agent Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 210000003850 cellular structure Anatomy 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 229920002635 polyurethane Polymers 0.000 description 8
- 239000004814 polyurethane Substances 0.000 description 8
- 239000012528 membrane Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000002845 discoloration Methods 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 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
- 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
- H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means 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
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/029—Manufacturing aspects of enclosures 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)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB274068 | 1968-01-18 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1902361A1 DE1902361A1 (de) | 1969-09-04 |
| DE1902361B2 DE1902361B2 (de) | 1977-08-04 |
| DE1902361C3 true DE1902361C3 (de) | 1978-03-23 |
Family
ID=9744991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691902361 Expired DE1902361C3 (de) | 1968-01-18 | 1969-01-17 | Gehäuse für elektroakustische Wandler, insbesondere Lautsprecher und Verfahren zu dessen Herstellung |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1902361C3 (enExample) |
| FR (1) | FR2000392B1 (enExample) |
| GB (1) | GB1229451A (enExample) |
| NL (1) | NL6900324A (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2637487A1 (de) * | 1976-08-20 | 1978-02-23 | Blaupunkt Werke Gmbh | Lautsprechergehaeuse fuer fahrzeuge |
| JPS5654709Y2 (enExample) * | 1977-08-06 | 1981-12-19 | ||
| GB2132853A (en) * | 1982-09-07 | 1984-07-11 | Andrew Jones | Loudspeaker enclosure |
| HU193767B (en) * | 1985-05-31 | 1987-11-30 | Elektroakusztikai Gyar | Loudspeaker, favourably sound column or horn loudspeaker |
| DE3706158A1 (de) * | 1987-02-26 | 1988-09-29 | Electronic Werke Deutschland | Lautsprecherbox mit einem luftdicht abgeschlossenen gehaeuse |
| GB2222744A (en) * | 1988-09-13 | 1990-03-14 | B & W Loudspeakers | Improvements in and relating to loudspeaker enclosures |
| DE9306941U1 (de) * | 1993-05-07 | 1993-07-22 | Nokia (Deutschland) GmbH, 7530 Pforzheim | Am Gehäuse oder Chassis eines Gerätes der Unterhaltungselektronik befestigter Lautsprecher |
| GB9412427D0 (en) * | 1994-06-21 | 1994-08-10 | White Jonathan G M | Loudspeakers |
| CN115209257B (zh) * | 2022-09-14 | 2023-02-03 | 歌尔股份有限公司 | 发声装置的壳体、发声装置及电子设备 |
-
1968
- 1968-01-18 GB GB1229451D patent/GB1229451A/en not_active Expired
-
1969
- 1969-01-09 NL NL6900324A patent/NL6900324A/xx unknown
- 1969-01-17 DE DE19691902361 patent/DE1902361C3/de not_active Expired
- 1969-01-17 FR FR6900784A patent/FR2000392B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1902361B2 (de) | 1977-08-04 |
| GB1229451A (enExample) | 1971-04-21 |
| FR2000392B1 (enExample) | 1974-03-08 |
| FR2000392A1 (enExample) | 1969-09-05 |
| DE1902361A1 (de) | 1969-09-04 |
| NL6900324A (enExample) | 1969-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| EHJ | Ceased/non-payment of the annual fee |