GB2354903B - Piezoelectric sounder - Google Patents
Piezoelectric sounderInfo
- Publication number
- GB2354903B GB2354903B GB0030499A GB0030499A GB2354903B GB 2354903 B GB2354903 B GB 2354903B GB 0030499 A GB0030499 A GB 0030499A GB 0030499 A GB0030499 A GB 0030499A GB 2354903 B GB2354903 B GB 2354903B
- Authority
- GB
- United Kingdom
- Prior art keywords
- piezoelectric sounder
- sounder
- piezoelectric
- 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 - Lifetime
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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
- G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching
-
- 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
-
- 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
- G10K9/22—Mountings; Casings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0030499A GB2354903B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9703709A GB2322502B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
GB0030499A GB2354903B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0030499D0 GB0030499D0 (en) | 2001-01-31 |
GB2354903A GB2354903A (en) | 2001-04-04 |
GB2354903B true GB2354903B (en) | 2001-05-16 |
Family
ID=10808131
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0030499A Expired - Lifetime GB2354903B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
GB9703709A Expired - Lifetime GB2322502B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9703709A Expired - Lifetime GB2322502B (en) | 1997-02-22 | 1997-02-22 | Piezoelectric sounder |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2354903B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0019078D0 (en) * | 2000-08-03 | 2000-09-27 | Fulleon Ltd | Sounder |
JP6567462B2 (en) * | 2016-05-19 | 2019-08-28 | 株式会社今仙電機製作所 | Electronic horn |
CN106248323B (en) * | 2016-07-11 | 2019-10-29 | 重庆大学 | Rotor damage detection method based on coupling Piezoelectric Impedance |
JP6493929B2 (en) | 2017-03-01 | 2019-04-03 | 株式会社今仙電機製作所 | Electronic horn |
US11308930B2 (en) * | 2017-11-09 | 2022-04-19 | Imasen Electric Industrial Co., Ltd. | Electronic horn |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4330729A (en) * | 1980-07-30 | 1982-05-18 | General Electric Company | Locking support arrangement for a flexible sound-generating diaphragm |
US4420706A (en) * | 1979-01-15 | 1983-12-13 | Molex Incorporated | Connector assembly for a piezoelectric transducer |
US4429247A (en) * | 1982-01-28 | 1984-01-31 | Amp Incorporated | Piezoelectric transducer supporting and contacting means |
EP0333055A2 (en) * | 1988-03-17 | 1989-09-20 | TDK Corporation | Piezoelectric buzzer and a method of manufacturing the same |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2102668A (en) * | 1933-06-14 | 1937-12-21 | Rca Corp | Piezoelectric loudspeaker |
US4190784A (en) * | 1978-07-25 | 1980-02-26 | The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees | Piezoelectric electroacoustic transducers of the bi-laminar flexural vibrating type |
GB2145905B (en) * | 1983-08-31 | 1987-05-07 | Kobishi Electric Co Ltd | Audible warning device |
US4979219A (en) * | 1989-03-14 | 1990-12-18 | Lin Kuang Yao | Piezoelectric speakers |
-
1997
- 1997-02-22 GB GB0030499A patent/GB2354903B/en not_active Expired - Lifetime
- 1997-02-22 GB GB9703709A patent/GB2322502B/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4420706A (en) * | 1979-01-15 | 1983-12-13 | Molex Incorporated | Connector assembly for a piezoelectric transducer |
US4330729A (en) * | 1980-07-30 | 1982-05-18 | General Electric Company | Locking support arrangement for a flexible sound-generating diaphragm |
US4429247A (en) * | 1982-01-28 | 1984-01-31 | Amp Incorporated | Piezoelectric transducer supporting and contacting means |
EP0333055A2 (en) * | 1988-03-17 | 1989-09-20 | TDK Corporation | Piezoelectric buzzer and a method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
GB0030499D0 (en) | 2001-01-31 |
GB9703709D0 (en) | 1997-04-09 |
GB2354903A (en) | 2001-04-04 |
GB2322502A8 (en) | 1998-09-11 |
GB2322502B (en) | 2001-03-07 |
GB2322502A (en) | 1998-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20170221 |