FR664625A - Acoustic vibration damping device - Google Patents
Acoustic vibration damping deviceInfo
- Publication number
- FR664625A FR664625A FR664625DA FR664625A FR 664625 A FR664625 A FR 664625A FR 664625D A FR664625D A FR 664625DA FR 664625 A FR664625 A FR 664625A
- Authority
- FR
- France
- Prior art keywords
- vibration damping
- damping device
- acoustic vibration
- acoustic
- vibration
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US578679XA | 1928-06-09 | 1928-06-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR664625A true FR664625A (en) | 1929-09-05 |
Family
ID=22013210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR664625D Expired FR664625A (en) | 1928-06-09 | 1928-11-26 | Acoustic vibration damping device |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE578679C (en) |
FR (1) | FR664625A (en) |
-
1928
- 1928-10-27 DE DEE38199D patent/DE578679C/en not_active Expired
- 1928-11-26 FR FR664625D patent/FR664625A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE578679C (en) | 1933-06-16 |
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