FR1427604A - New vibrating blade acoustic wave projector - Google Patents
New vibrating blade acoustic wave projectorInfo
- Publication number
- FR1427604A FR1427604A FR831905A FR831905A FR1427604A FR 1427604 A FR1427604 A FR 1427604A FR 831905 A FR831905 A FR 831905A FR 831905 A FR831905 A FR 831905A FR 1427604 A FR1427604 A FR 1427604A
- Authority
- FR
- France
- Prior art keywords
- acoustic wave
- vibrating blade
- wave projector
- new vibrating
- blade acoustic
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
- G10K9/20—Sounding members
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR831905A FR1427604A (en) | 1960-07-04 | 1960-07-04 | New vibrating blade acoustic wave projector |
GB2156561A GB1022881A (en) | 1960-07-04 | 1961-06-14 | Improvements in vibrating diaphragm sound wave-projectors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR831905A FR1427604A (en) | 1960-07-04 | 1960-07-04 | New vibrating blade acoustic wave projector |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1427604A true FR1427604A (en) | 1966-02-11 |
Family
ID=8734761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR831905A Expired FR1427604A (en) | 1960-07-04 | 1960-07-04 | New vibrating blade acoustic wave projector |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1427604A (en) |
GB (1) | GB1022881A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218575A (en) * | 1992-09-04 | 1993-06-08 | Milltronics Ltd. | Acoustic transducer |
CH704183A2 (en) | 2010-12-02 | 2012-06-15 | Montres Breguet Sa | Acoustic radiation membrane for e.g. music watch, has cavities or projecting portions formed in form of honeycomb, where shape and dimensions of cavities are adapted based on type of material as well as notes to be radiated by membrane |
-
1960
- 1960-07-04 FR FR831905A patent/FR1427604A/en not_active Expired
-
1961
- 1961-06-14 GB GB2156561A patent/GB1022881A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1022881A (en) | 1966-03-16 |
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