DE243915C - - Google Patents
Info
- Publication number
- DE243915C DE243915C DENDAT243915D DE243915DA DE243915C DE 243915 C DE243915 C DE 243915C DE NDAT243915 D DENDAT243915 D DE NDAT243915D DE 243915D A DE243915D A DE 243915DA DE 243915 C DE243915 C DE 243915C
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- plate
- thickness
- edge
- plates
- 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
- 239000012528 membrane Substances 0.000 claims description 14
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stringed Musical Instruments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE243915C true DE243915C (cs) |
Family
ID=503001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT243915D Active DE243915C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE243915C (cs) |
-
0
- DE DENDAT243915D patent/DE243915C/de active Active
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