DE167583C - - Google Patents
Info
- Publication number
- DE167583C DE167583C DENDAT167583D DE167583DA DE167583C DE 167583 C DE167583 C DE 167583C DE NDAT167583 D DENDAT167583 D DE NDAT167583D DE 167583D A DE167583D A DE 167583DA DE 167583 C DE167583 C DE 167583C
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- edge
- here
- reinforcement
- reinforced
- 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 16
- 239000000463 material Substances 0.000 claims description 3
- 230000008719 thickening Effects 0.000 claims description 3
- 239000011324 bead Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 229920001875 Ebonite Polymers 0.000 description 1
- 230000007704 transition Effects 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)
- Building Environments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE167583C true DE167583C (enrdf_load_stackoverflow) |
Family
ID=432881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT167583D Active DE167583C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE167583C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT167583D patent/DE167583C/de active Active
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