DE3481458D1 - Schallerzeugendes geraet. - Google Patents
Schallerzeugendes geraet.Info
- Publication number
- DE3481458D1 DE3481458D1 DE8484115942T DE3481458T DE3481458D1 DE 3481458 D1 DE3481458 D1 DE 3481458D1 DE 8484115942 T DE8484115942 T DE 8484115942T DE 3481458 T DE3481458 T DE 3481458T DE 3481458 D1 DE3481458 D1 DE 3481458D1
- Authority
- DE
- Germany
- Prior art keywords
- generating device
- sound generating
- sound
- generating
- 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
- 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 |
---|---|---|---|
JP58242194A JPS60134700A (ja) | 1983-12-23 | 1983-12-23 | 発音装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3481458D1 true DE3481458D1 (de) | 1990-04-05 |
Family
ID=17085683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484115942T Expired - Lifetime DE3481458D1 (de) | 1983-12-23 | 1984-12-20 | Schallerzeugendes geraet. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4700177A (de) |
EP (1) | EP0146933B1 (de) |
JP (1) | JPS60134700A (de) |
DE (1) | DE3481458D1 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4796009A (en) * | 1987-03-09 | 1989-01-03 | Alerting Communicators Of America | Electronic warning apparatus |
DE3718018A1 (de) * | 1987-05-27 | 1988-12-08 | Diehl Gmbh & Co | Elektronischer akustischer signalgeber |
US5160913A (en) * | 1987-10-19 | 1992-11-03 | Sparton Corporation | Electric horn with solid state driver |
US5049853A (en) * | 1987-10-19 | 1991-09-17 | Sparton Corporation | Electric horn with solid state driver |
JP2567148B2 (ja) * | 1990-11-20 | 1996-12-25 | 日本電気株式会社 | 無線選択呼出受信機 |
US5373281A (en) * | 1991-08-15 | 1994-12-13 | Nartron Corporation | Failsafe module |
US5363452A (en) * | 1992-05-19 | 1994-11-08 | Shure Brothers, Inc. | Microphone for use in a vibrating environment |
US5386479A (en) * | 1992-11-23 | 1995-01-31 | Hersh; Alan S. | Piezoelectric sound sources |
US5423658A (en) * | 1993-11-01 | 1995-06-13 | General Electric Company | Active noise control using noise source having adaptive resonant frequency tuning through variable ring loading |
US5415522A (en) * | 1993-11-01 | 1995-05-16 | General Electric Company | Active noise control using noise source having adaptive resonant frequency tuning through stress variation |
US5382134A (en) * | 1993-11-01 | 1995-01-17 | General Electric Company | Active noise control using noise source having adaptive resonant frequency tuning through stiffness variation |
US5391053A (en) * | 1993-11-01 | 1995-02-21 | General Electric Company | Active noise control using noise source having adaptive resonant frequency tuning through variable panel loading |
KR100228917B1 (ko) * | 1994-05-20 | 1999-11-01 | 쓰스미 시게루 | 음발생장치 |
US5458222A (en) * | 1994-12-05 | 1995-10-17 | General Electric Company | Active vibration control of structures undergoing bending vibrations |
US5558298A (en) * | 1994-12-05 | 1996-09-24 | General Electric Company | Active noise control of aircraft engine discrete tonal noise |
US5618010A (en) * | 1994-12-19 | 1997-04-08 | General Electric Company | Active noise control using a tunable plate radiator |
US5590849A (en) * | 1994-12-19 | 1997-01-07 | General Electric Company | Active noise control using an array of plate radiators and acoustic resonators |
US5584447A (en) * | 1994-12-19 | 1996-12-17 | General Electric Company | Noise control using a plate radiator and an acoustic resonator |
FR2732805B1 (fr) * | 1995-04-05 | 1997-06-20 | Klaxon Sa | Avertisseur sonore piezo-electrique, notamment pour l'equipement de vehicules |
US5805726A (en) * | 1995-08-11 | 1998-09-08 | Industrial Technology Research Institute | Piezoelectric full-range loudspeaker |
US5901231A (en) * | 1995-09-25 | 1999-05-04 | Noise Cancellation Technologies, Inc. | Piezo speaker for improved passenger cabin audio systems |
US5749433A (en) * | 1996-02-13 | 1998-05-12 | Jackson; Michael | Massline loudspeaker enclosure |
USH1875H (en) * | 1996-07-22 | 2000-10-03 | Microtronic A/S | Electroacoustic transducer |
FR2792802B1 (fr) * | 1999-04-26 | 2001-05-18 | Inst Francais Du Petrole | Hydrophone pour la reception des ondes acoustiques ou sismiques |
DE19935768C2 (de) * | 1999-07-23 | 2003-10-09 | Auergesellschaft Gmbh | Piezoelektrischer akustischer Alarmgeber |
EP1833102A3 (de) | 1999-10-01 | 2009-04-08 | Ngk Insulators, Ltd. | Piezoelektrische/elektrostriktive Vorrichtung |
US6657364B1 (en) * | 1999-10-01 | 2003-12-02 | Ngk Insulators, Ltd. | Piezoelectric/electrostrictive device |
US6166623A (en) * | 1999-12-22 | 2000-12-26 | Electronics Controls Company | Modular alarm assembly |
US6987445B1 (en) * | 2000-09-22 | 2006-01-17 | Mallory Sonalert Products, Inc. | Water resistant audible signal |
JP4033643B2 (ja) * | 2001-06-18 | 2008-01-16 | 日本碍子株式会社 | 圧電/電歪デバイスおよびその製造方法 |
US20100290660A1 (en) * | 2008-02-08 | 2010-11-18 | Temco Japan Co., Ltd. | Vibration pickup microphone |
US8111832B2 (en) * | 2008-04-16 | 2012-02-07 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method of adjusting acoustic impedances for impedance-tunable acoustic segments |
CN103703794B (zh) * | 2011-08-03 | 2017-03-22 | 株式会社村田制作所 | 超声波换能器 |
US20130039522A1 (en) * | 2011-08-11 | 2013-02-14 | Versonix Corporation | Flat speaker device and method of fabricating the same |
WO2013121715A1 (ja) * | 2012-02-15 | 2013-08-22 | パナソニック株式会社 | スピーカ |
US9179220B2 (en) | 2012-07-10 | 2015-11-03 | Google Inc. | Life safety device with folded resonant cavity for low frequency alarm tones |
CN105144749A (zh) * | 2013-04-24 | 2015-12-09 | 株式会社村田制作所 | 超声波产生装置 |
US8810426B1 (en) * | 2013-04-28 | 2014-08-19 | Gary Jay Morris | Life safety device with compact circumferential acoustic resonator |
CN106932817B (zh) * | 2017-01-23 | 2018-11-30 | 中国人民解放军海军工程大学 | 一种综合检测地声-水声信号的压电传感器 |
KR102002805B1 (ko) * | 2018-02-02 | 2019-07-23 | (주)와이솔 | 휴대단말에 장착되기 위한 압전 스피커 유닛을 포함하는 하우징 조립체 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE338172A (de) * | 1925-11-16 | |||
US2126436A (en) * | 1935-01-07 | 1938-08-09 | Brush Deveiepment Company | Acoustical apparatus |
US2202467A (en) * | 1936-07-23 | 1940-05-28 | Bell Telephone Labor Inc | Artificial larynx |
US3055451A (en) * | 1958-10-16 | 1962-09-25 | Kenney George Robert | Speaker cabinet |
US3588381A (en) * | 1967-08-28 | 1971-06-28 | Motorola Inc | Transducer having spaced apart oppositely flexing piezoelectric members |
US3721840A (en) * | 1971-09-14 | 1973-03-20 | Nittan Co Ltd | Sound generator |
GB1412457A (en) * | 1971-12-27 | 1975-11-05 | Sumitomo Electric Industries | Sound generator comprising a piezoelectric acoustic device |
GB1402290A (en) * | 1971-12-29 | 1975-08-06 | Sumitomo Electric Industries | Piezo-electric acoustic device |
US3970878A (en) * | 1975-03-31 | 1976-07-20 | Teledyne Exploration Company | Piezoelectric transducer unit and hydrophone assembly |
JPS5257232A (en) * | 1975-11-05 | 1977-05-11 | Catalysts & Chem Ind Co | Method of manufacturing inorganic fibrous molded products |
JPS538594A (en) * | 1976-07-13 | 1978-01-26 | Seiko Instr & Electronics Ltd | Electronic buzzer |
JPS5330296A (en) * | 1976-09-01 | 1978-03-22 | Seiko Instr & Electronics Ltd | Electro-acoustic transducer |
CA1113288A (en) * | 1977-11-09 | 1981-12-01 | Mallory (P. R.) & Co. Inc. | Modular piezoelectric transducer component for audible signaling |
JPS5840717Y2 (ja) * | 1979-03-09 | 1983-09-13 | 富士電気化学株式会社 | 圧電発音体 |
US4374377A (en) * | 1979-12-12 | 1983-02-15 | Sumitomo Electric Industries, Ltd. | Piezoelectric audio transducer |
JPS577099U (de) * | 1980-02-28 | 1982-01-14 | ||
DE3138068A1 (de) * | 1980-11-10 | 1982-07-08 | Marukokeihouki Co. Ltd., Nagano | Piezoelektrische mehrfrequenz-schallerzeugungsvorrichtung |
JPS57113697A (en) * | 1981-01-05 | 1982-07-15 | Murata Mfg Co Ltd | Piezoelectric type speaker |
US4409588A (en) * | 1981-03-10 | 1983-10-11 | Pickering & Company, Inc. | Miniature sounder with multi-part tuned cavities |
CH642504A5 (en) * | 1981-06-01 | 1984-04-13 | Asulab Sa | Hybrid electroacoustic transducer |
JPS5840717A (ja) * | 1981-09-02 | 1983-03-09 | 三菱電機株式会社 | ガスしや断器 |
US4641054A (en) * | 1984-08-09 | 1987-02-03 | Nippon Ceramic Company, Limited | Piezoelectric electro-acoustic transducer |
-
1983
- 1983-12-23 JP JP58242194A patent/JPS60134700A/ja active Granted
-
1984
- 1984-12-17 US US06/682,755 patent/US4700177A/en not_active Expired - Fee Related
- 1984-12-20 DE DE8484115942T patent/DE3481458D1/de not_active Expired - Lifetime
- 1984-12-20 EP EP84115942A patent/EP0146933B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4700177A (en) | 1987-10-13 |
JPH0535439B2 (de) | 1993-05-26 |
EP0146933B1 (de) | 1990-02-28 |
EP0146933A3 (en) | 1986-10-01 |
JPS60134700A (ja) | 1985-07-17 |
EP0146933A2 (de) | 1985-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |