FR710746A - Advanced diaphragm for sound recording or reproducing devices - Google Patents
Advanced diaphragm for sound recording or reproducing devicesInfo
- Publication number
- FR710746A FR710746A FR710746DA FR710746A FR 710746 A FR710746 A FR 710746A FR 710746D A FR710746D A FR 710746DA FR 710746 A FR710746 A FR 710746A
- Authority
- FR
- France
- Prior art keywords
- sound recording
- reproducing devices
- diaphragm
- advanced
- advanced diaphragm
- 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.)
- Expired
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
-
- 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
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR710746T | 1930-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR710746A true FR710746A (en) | 1931-08-28 |
Family
ID=9072900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR710746D Expired FR710746A (en) | 1930-05-07 | 1930-05-07 | Advanced diaphragm for sound recording or reproducing devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR710746A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1003265B (en) * | 1952-11-07 | 1957-02-28 | Walter Kirbach | Centering and holding parts of loudspeaker diaphragms and similar acoustic diaphragms |
DE1227512B (en) * | 1963-12-17 | 1966-10-27 | Elektrogeraetebau Leipzig Veb | Multi-layer membrane for loudspeakers |
-
1930
- 1930-05-07 FR FR710746D patent/FR710746A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1003265B (en) * | 1952-11-07 | 1957-02-28 | Walter Kirbach | Centering and holding parts of loudspeaker diaphragms and similar acoustic diaphragms |
DE1227512B (en) * | 1963-12-17 | 1966-10-27 | Elektrogeraetebau Leipzig Veb | Multi-layer membrane for loudspeakers |
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