IT8420521A0 - Cicalino piezoelettrico. - Google Patents
Cicalino piezoelettrico.Info
- Publication number
- IT8420521A0 IT8420521A0 IT8420521A IT2052184A IT8420521A0 IT 8420521 A0 IT8420521 A0 IT 8420521A0 IT 8420521 A IT8420521 A IT 8420521A IT 2052184 A IT2052184 A IT 2052184A IT 8420521 A0 IT8420521 A0 IT 8420521A0
- Authority
- IT
- Italy
- Prior art keywords
- piezoelectric buzzer
- buzzer
- piezoelectric
- Prior art date
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
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58067089A JPS59193497A (ja) | 1983-04-18 | 1983-04-18 | 圧電ブザ− |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8420521A0 true IT8420521A0 (it) | 1984-04-13 |
IT1176037B IT1176037B (it) | 1987-08-12 |
Family
ID=13334804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20521/84A IT1176037B (it) | 1983-04-18 | 1984-04-13 | Ciclino piezoelettrico |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS59193497A (it) |
DE (1) | DE3414722A1 (it) |
FR (1) | FR2544530B1 (it) |
IT (1) | IT1176037B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3518897A1 (de) * | 1985-05-25 | 1986-11-27 | Diehl GmbH & Co, 8500 Nürnberg | Elektrischer schallgeber |
JPH0261306U (it) * | 1988-10-28 | 1990-05-08 | ||
DE9114727U1 (it) * | 1991-11-27 | 1993-04-01 | Werma Signalgeraete Gmbh, 7201 Rietheim-Weilheim, De | |
FR2732805B1 (fr) * | 1995-04-05 | 1997-06-20 | Klaxon Sa | Avertisseur sonore piezo-electrique, notamment pour l'equipement de vehicules |
US5872506A (en) * | 1997-04-04 | 1999-02-16 | Yosemite Investment, Inc. | Piezoelectric transducer having directly mounted electrical components and noise making device utilizing same |
DE19742249C2 (de) * | 1997-09-25 | 1999-08-05 | Georg Neumann Gmbh Berlin | Mikrophon |
US6130618A (en) * | 1998-01-15 | 2000-10-10 | Yosemite Investment, Inc. | Piezoelectric transducer assembly adapted for enhanced functionality |
DE10148303B4 (de) * | 2001-09-29 | 2006-12-14 | Dbt Gmbh | Verwendung eines Warntongebers |
WO2013150667A1 (ja) * | 2012-04-05 | 2013-10-10 | Necトーキン株式会社 | 圧電素子、圧電振動モジュールおよびそれらの製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3123727A (en) * | 1960-06-15 | 1964-03-03 | Kritz | |
DE7502680U (de) * | 1975-01-30 | 1976-05-13 | Gebrueder Junghans Gmbh, 7230 Schramberg | Piezoelektrischer summer in einer uhr |
JPS5459923A (en) * | 1977-10-20 | 1979-05-15 | Matsushita Electric Ind Co Ltd | Composite vibrator |
DE3230060C2 (de) * | 1981-07-31 | 1986-07-31 | Sumitomo Electric Industries, Ltd., Osaka | Piezoelektrischer Summer |
-
1983
- 1983-04-18 JP JP58067089A patent/JPS59193497A/ja active Granted
-
1984
- 1984-04-13 IT IT20521/84A patent/IT1176037B/it active
- 1984-04-17 FR FR8406034A patent/FR2544530B1/fr not_active Expired
- 1984-04-18 DE DE19843414722 patent/DE3414722A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3414722C2 (it) | 1992-04-30 |
JPS59193497A (ja) | 1984-11-02 |
FR2544530B1 (fr) | 1987-07-03 |
DE3414722A1 (de) | 1984-11-22 |
IT1176037B (it) | 1987-08-12 |
JPS6359160B2 (it) | 1988-11-17 |
FR2544530A1 (fr) | 1984-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970327 |