BE349532A - - Google Patents
Info
- Publication number
- BE349532A BE349532A BE349532DA BE349532A BE 349532 A BE349532 A BE 349532A BE 349532D A BE349532D A BE 349532DA BE 349532 A BE349532 A BE 349532A
- 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- 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
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1876858X | 1928-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE349532A true BE349532A (en:Method) |
Family
ID=9681873
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE360319D BE360319A (en:Method) | 1928-05-03 | ||
| BE349532D BE349532A (en:Method) | 1928-05-03 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE360319D BE360319A (en:Method) | 1928-05-03 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1876858A (en:Method) |
| BE (2) | BE349532A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2439666A (en) * | 1944-01-31 | 1948-04-13 | Rca Corp | Loudspeaker diaphragm support |
-
0
- BE BE360319D patent/BE360319A/xx unknown
- BE BE349532D patent/BE349532A/xx unknown
-
1929
- 1929-05-02 US US359823A patent/US1876858A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1876858A (en) | 1932-09-13 |
| BE360319A (en:Method) |