DE253378C - - Google Patents
Info
- Publication number
- DE253378C DE253378C DENDAT253378D DE253378DA DE253378C DE 253378 C DE253378 C DE 253378C DE NDAT253378 D DENDAT253378 D DE NDAT253378D DE 253378D A DE253378D A DE 253378DA DE 253378 C DE253378 C DE 253378C
- Authority
- DE
- Germany
- Prior art keywords
- ring
- membrane
- section
- rubber
- sound box
- 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.)
- Active
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Vibration Prevention Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE253378C true DE253378C (enExample) |
Family
ID=511662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT253378D Active DE253378C (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE253378C (enExample) |
-
0
- DE DENDAT253378D patent/DE253378C/de active Active
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