JPS4931337U - - Google Patents
Info
- Publication number
- JPS4931337U JPS4931337U JP1972072178U JP7217872U JPS4931337U JP S4931337 U JPS4931337 U JP S4931337U JP 1972072178 U JP1972072178 U JP 1972072178U JP 7217872 U JP7217872 U JP 7217872U JP S4931337 U JPS4931337 U JP S4931337U
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/041—Centering
- H04R9/042—Centering by pressurised air
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972072178U JPS5253216Y2 (https=) | 1972-06-20 | 1972-06-20 | |
| US00370107A US3828144A (en) | 1972-06-20 | 1973-06-14 | Vibration absorbing support for loudspeaker voice coil bobbin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972072178U JPS5253216Y2 (https=) | 1972-06-20 | 1972-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4931337U true JPS4931337U (https=) | 1974-03-18 |
| JPS5253216Y2 JPS5253216Y2 (https=) | 1977-12-02 |
Family
ID=27971015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972072178U Expired JPS5253216Y2 (https=) | 1972-06-20 | 1972-06-20 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3828144A (https=) |
| JP (1) | JPS5253216Y2 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8155372B2 (en) * | 2007-06-15 | 2012-04-10 | Donald North | Wire suspension for speakers |
| US10595131B2 (en) * | 2015-09-21 | 2020-03-17 | Apple Inc. | Audio speaker having an electrical path through a magnet assembly |
| US9794666B1 (en) | 2016-06-14 | 2017-10-17 | Bose Corporation | Miniature voice coil having helical lead-out for electro-acoustic transducer |
| US10425756B2 (en) | 2017-03-29 | 2019-09-24 | Bose Corporation | Systems and methods for assembling an electro-acoustic transducer including a miniature voice coil |
| US10375495B2 (en) | 2017-03-29 | 2019-08-06 | Bose Corporation | Systems and methods for assembling an electro-acoustic transducer including a miniature voice coil |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1966564A (en) * | 1928-04-05 | 1934-07-17 | Schlenker Vesper Anderson | Dynamic sound reproducer |
| FR902890A (fr) * | 1943-03-27 | 1945-09-14 | Dispositif de suspension de l'élément mobile de haut-parleurs électrodynamiques |
-
1972
- 1972-06-20 JP JP1972072178U patent/JPS5253216Y2/ja not_active Expired
-
1973
- 1973-06-14 US US00370107A patent/US3828144A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5253216Y2 (https=) | 1977-12-02 |
| US3828144A (en) | 1974-08-06 |