CH623700A5 - - Google Patents
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- Publication number
- CH623700A5 CH623700A5 CH1153777A CH1153777A CH623700A5 CH 623700 A5 CH623700 A5 CH 623700A5 CH 1153777 A CH1153777 A CH 1153777A CH 1153777 A CH1153777 A CH 1153777A CH 623700 A5 CH623700 A5 CH 623700A5
- Authority
- CH
- Switzerland
- Prior art keywords
- membrane
- membranes
- dome
- piezoelectric
- shaped
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 7
- 239000002657 fibrous material Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000002033 PVDF binder Substances 0.000 description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920009405 Polyvinylidenefluoride (PVDF) Film Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S310/00—Electrical generator or motor structure
- Y10S310/80—Piezoelectric polymers, e.g. PVDF
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB39063/76A GB1593271A (en) | 1976-09-21 | 1976-09-21 | Electro-acoustic transducers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH623700A5 true CH623700A5 (fr) | 1981-06-15 |
Family
ID=10407417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1153777A CH623700A5 (fr) | 1976-09-21 | 1977-09-21 |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4186323A (fr) |
| JP (2) | JPS5339114A (fr) |
| AR (1) | AR212933A1 (fr) |
| AU (2) | AU508882B2 (fr) |
| BE (1) | BE858823A (fr) |
| BR (1) | BR7706220A (fr) |
| CA (1) | CA1114492A (fr) |
| CH (1) | CH623700A5 (fr) |
| DE (1) | DE2742133A1 (fr) |
| DK (1) | DK148870C (fr) |
| ES (1) | ES462476A1 (fr) |
| GB (1) | GB1593271A (fr) |
| IT (1) | IT1086321B (fr) |
| NL (1) | NL7710161A (fr) |
| NZ (1) | NZ185170A (fr) |
| PL (1) | PL200966A1 (fr) |
| SE (1) | SE413971B (fr) |
| ZA (1) | ZA775530B (fr) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2902545C2 (de) * | 1979-01-24 | 1985-04-04 | Akzo Gmbh, 5600 Wuppertal | Faden mit Leitschichten |
| FR2465387A1 (fr) * | 1979-09-12 | 1981-03-20 | Audax | Transducteur piezoelectrique |
| FR2473242A1 (fr) * | 1980-01-08 | 1981-07-10 | Thomson Csf | Transducteur electroacoustique a dome actif |
| FR2521380B2 (fr) * | 1980-02-22 | 1987-11-27 | Lectret Sa | Transducteur acoustique |
| DE3009068A1 (de) * | 1980-03-10 | 1981-09-24 | Reinhard Dipl.-Ing. Lerch | Piezopolymer-wandler mit fester membranunterstuetzung |
| FR2498406A1 (fr) * | 1981-01-16 | 1982-07-23 | Thomson Csf | Structure de transducteur electromecanique |
| GB8325861D0 (en) * | 1983-09-28 | 1983-11-02 | Syrinx Presicion Instr Ltd | Force transducer |
| DE3437488A1 (de) * | 1984-10-12 | 1986-04-17 | Richard Wolf Gmbh, 7134 Knittlingen | Schallsender |
| US4654546A (en) * | 1984-11-20 | 1987-03-31 | Kari Kirjavainen | Electromechanical film and procedure for manufacturing same |
| AU588933B2 (en) * | 1985-12-10 | 1989-09-28 | Alcatel Australia Limited | Improvements in transducers |
| AU594852B2 (en) * | 1986-11-07 | 1990-03-15 | Gec Marconi Systems Pty Limited | A composite sonar transducer for operation as a low frequency underwater acoustic source |
| JPH01501421A (ja) * | 1986-11-07 | 1989-05-18 | プレッシー オーストラリア プロプライエタリー リミテッド | 低周波の水中音源として動作する複合ソナートランスジューサ |
| US4825116A (en) * | 1987-05-07 | 1989-04-25 | Yokogawa Electric Corporation | Transmitter-receiver of ultrasonic distance measuring device |
| FR2625640B1 (fr) * | 1987-12-30 | 1990-06-22 | Inst Francais Du Petrole | Capteur piezo-electrique tubulaire a grande sensibilite |
| US5185549A (en) * | 1988-12-21 | 1993-02-09 | Steven L. Sullivan | Dipole horn piezoelectric electro-acoustic transducer design |
| US5621264A (en) * | 1995-08-07 | 1997-04-15 | Ocean Power Technologies, Inc. | Water craft using piezoelectric materials |
| RO119056B1 (ro) * | 1995-09-02 | 2004-02-27 | Verityágroupáplc | Traductor de vibraţii inerţial şi difuzor pentru utilizarea acestuia |
| US5901231A (en) * | 1995-09-25 | 1999-05-04 | Noise Cancellation Technologies, Inc. | Piezo speaker for improved passenger cabin audio systems |
| DE19733233C1 (de) * | 1997-08-01 | 1998-09-17 | Wolf Gmbh Richard | Elektroakustischer Wandler |
| US6438242B1 (en) * | 1999-09-07 | 2002-08-20 | The United States Of America As Represented By The Secretary Of The Navy | Acoustic transducer panel |
| FI108204B (fi) * | 1999-11-25 | 2001-11-30 | Kari Johannes Kirjavainen | Kalvo energioiden muuntamiseksi |
| JP2004532743A (ja) * | 2000-10-25 | 2004-10-28 | ワシントン ステート ユニバーシティ リサーチ ファウンデーション | 圧電マイクロトランスデューサ、その使用法および製造法 |
| US6847155B2 (en) * | 2001-04-24 | 2005-01-25 | Clemson University | Electroactive apparatus and methods |
| US6937736B2 (en) * | 2001-08-06 | 2005-08-30 | Measurement Specialties, Inc. | Acoustic sensor using curved piezoelectric film |
| NO314555B1 (no) * | 2002-04-08 | 2003-04-07 | Meditron Asa | Piezoelektrisk vibrasjonssensor |
| JP5064384B2 (ja) * | 2005-05-31 | 2012-10-31 | エモ・ラブズ・インコーポレーテッド | 環境状態に感応するダイアフラム膜及び支持構造 |
| EP2218120A2 (fr) * | 2007-10-29 | 2010-08-18 | Humdinger Wind Energy LLC | Convertisseur d'énergie à transducteurs adapté pour convertir en électricité une contrainte ou des mouvements induits par un fluide |
| WO2009067669A1 (fr) * | 2007-11-21 | 2009-05-28 | Emo Labs, Inc.. | Haut-parleur sans fil |
| US8189851B2 (en) | 2009-03-06 | 2012-05-29 | Emo Labs, Inc. | Optically clear diaphragm for an acoustic transducer and method for making same |
| WO2011020100A1 (fr) * | 2009-08-14 | 2011-02-17 | Emo Labs, Inc | Système de haut-parleur pour générer des signaux électriques |
| JP6022545B2 (ja) * | 2012-03-30 | 2016-11-09 | 住友理工株式会社 | スピーカー |
| JP5993946B2 (ja) * | 2012-05-24 | 2016-09-21 | 住友理工株式会社 | スピーカー |
| WO2014143927A2 (fr) | 2013-03-15 | 2014-09-18 | Emo Labs, Inc. | Transducteurs acoustiques |
| USD741835S1 (en) | 2013-12-27 | 2015-10-27 | Emo Labs, Inc. | Speaker |
| USD733678S1 (en) | 2013-12-27 | 2015-07-07 | Emo Labs, Inc. | Audio speaker |
| USD748072S1 (en) | 2014-03-14 | 2016-01-26 | Emo Labs, Inc. | Sound bar audio speaker |
| EP3153948B1 (fr) * | 2014-06-09 | 2022-09-28 | Murata Manufacturing Co., Ltd. | Dispositif vibrant et dispositif haptique |
| WO2017002573A1 (fr) * | 2015-06-29 | 2017-01-05 | 富士フイルム株式会社 | Convertisseur électro-acoustique |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1967130C2 (de) * | 1968-01-25 | 1982-04-01 | Pioneer Electronic Corp., Tokyo | Mechanisch-elektrisch bzw. elektrisch-mechanischer Wandler |
| DE2116573A1 (de) * | 1971-04-05 | 1972-10-19 | Tn | Korperschallkompensierendes Mikrofon |
| JPS4829420A (fr) * | 1971-08-20 | 1973-04-19 | ||
| US3816774A (en) * | 1972-01-28 | 1974-06-11 | Victor Company Of Japan | Curved piezoelectric elements |
| JPS4926285U (fr) * | 1972-06-07 | 1974-03-06 | ||
| JPS4924125A (fr) * | 1972-06-26 | 1974-03-04 | ||
| JPS5118197B2 (fr) * | 1972-07-20 | 1976-06-08 | ||
| JPS5197421A (en) * | 1975-02-24 | 1976-08-27 | Atsudengatadenki onkyohenkanki |
-
1976
- 1976-09-21 GB GB39063/76A patent/GB1593271A/en not_active Expired
-
1977
- 1977-09-13 NZ NZ185170A patent/NZ185170A/xx unknown
- 1977-09-14 AU AU28773/77A patent/AU508882B2/en not_active Expired
- 1977-09-15 ZA ZA00775530A patent/ZA775530B/xx unknown
- 1977-09-16 NL NL7710161A patent/NL7710161A/xx unknown
- 1977-09-16 US US05/833,849 patent/US4186323A/en not_active Expired - Lifetime
- 1977-09-16 BR BR7706220A patent/BR7706220A/pt unknown
- 1977-09-19 DE DE19772742133 patent/DE2742133A1/de not_active Withdrawn
- 1977-09-19 BE BE2056259A patent/BE858823A/xx not_active IP Right Cessation
- 1977-09-19 SE SE7710433A patent/SE413971B/xx unknown
- 1977-09-20 IT IT27711/77A patent/IT1086321B/it active
- 1977-09-20 ES ES462476A patent/ES462476A1/es not_active Expired
- 1977-09-20 AR AR269277A patent/AR212933A1/es active
- 1977-09-20 CA CA287,077A patent/CA1114492A/fr not_active Expired
- 1977-09-21 DK DK416277A patent/DK148870C/da not_active IP Right Cessation
- 1977-09-21 CH CH1153777A patent/CH623700A5/de not_active IP Right Cessation
- 1977-09-21 PL PL20096677A patent/PL200966A1/xx unknown
- 1977-09-21 JP JP11273677A patent/JPS5339114A/ja active Pending
-
1979
- 1979-05-22 JP JP1979068784U patent/JPS5546400U/ja active Pending
-
1980
- 1980-02-25 AU AU55843/80A patent/AU518390B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AR212933A1 (es) | 1978-11-15 |
| DK148870C (da) | 1986-04-21 |
| DK148870B (da) | 1985-10-28 |
| IT1086321B (it) | 1985-05-28 |
| AU2877377A (en) | 1979-03-22 |
| NL7710161A (nl) | 1978-03-23 |
| ES462476A1 (es) | 1978-07-16 |
| BR7706220A (pt) | 1978-07-04 |
| ZA775530B (en) | 1978-08-30 |
| NZ185170A (en) | 1983-05-31 |
| DK416277A (da) | 1978-03-22 |
| US4186323A (en) | 1980-01-29 |
| AU508882B2 (en) | 1980-04-03 |
| JPS5339114A (en) | 1978-04-10 |
| JPS5546400U (fr) | 1980-03-26 |
| PL200966A1 (pl) | 1978-07-17 |
| CA1114492A (fr) | 1981-12-15 |
| AU5584380A (en) | 1980-06-26 |
| SE7710433L (sv) | 1978-03-22 |
| SE413971B (sv) | 1980-06-30 |
| GB1593271A (en) | 1981-07-15 |
| BE858823A (nl) | 1978-03-20 |
| AU518390B2 (en) | 1981-10-01 |
| DE2742133A1 (de) | 1978-03-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |