AT344823B - Mehrschichtelement aus piezoelektrischen keramiklamellen und verfahren zu dessen polarisation - Google Patents
Mehrschichtelement aus piezoelektrischen keramiklamellen und verfahren zu dessen polarisationInfo
- Publication number
- AT344823B AT344823B AT599376A AT599376A AT344823B AT 344823 B AT344823 B AT 344823B AT 599376 A AT599376 A AT 599376A AT 599376 A AT599376 A AT 599376A AT 344823 B AT344823 B AT 344823B
- Authority
- AT
- Austria
- Prior art keywords
- lamels
- polarization
- piezoelectric ceramic
- element made
- layer element
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 title 1
- 230000010287 polarization Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752542228 DE2542228C2 (de) | 1975-09-22 | Mehrschichtelement aus piezoelektrischen Keramiklamellen und Verfahren zu seiner Polarisation |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA599376A ATA599376A (de) | 1977-12-15 |
AT344823B true AT344823B (de) | 1978-08-10 |
Family
ID=5957104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT599376A AT344823B (de) | 1975-09-22 | 1976-08-12 | Mehrschichtelement aus piezoelektrischen keramiklamellen und verfahren zu dessen polarisation |
Country Status (7)
Country | Link |
---|---|
US (1) | US4087716A (de) |
JP (1) | JPS5927520B2 (de) |
AT (1) | AT344823B (de) |
CH (1) | CH607336A5 (de) |
FR (1) | FR2325200A1 (de) |
GB (1) | GB1521189A (de) |
IT (1) | IT1068533B (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5647198A (en) * | 1979-09-26 | 1981-04-28 | Seiko Instr & Electronics Ltd | Piezoelectric electroacoustic converter unit |
US4362407A (en) * | 1981-09-08 | 1982-12-07 | Piezo Electric Products, Inc. | Piezoelectric printer and piezoelectric multilam actuator used therein |
FR2519293A1 (fr) * | 1981-12-31 | 1983-07-08 | Thomson Csf | Procede de fabrication d'un bloc en materiau macromoleculaire piezoelectrique et bloc obtenu par ledit procede |
US4471256A (en) * | 1982-06-14 | 1984-09-11 | Nippon Soken, Inc. | Piezoelectric actuator, and valve apparatus having actuator |
JPS6030208A (ja) * | 1983-07-28 | 1985-02-15 | Murata Mfg Co Ltd | セラミック共振子 |
JPS6058708A (ja) * | 1983-09-09 | 1985-04-04 | Murata Mfg Co Ltd | 圧電素子 |
US4564782A (en) * | 1983-09-02 | 1986-01-14 | Murata Manufacturing Co., Ltd. | Ceramic filter using multiple thin piezoelectric layers |
JPS60155222U (ja) * | 1984-03-26 | 1985-10-16 | 株式会社村田製作所 | バルク波装置 |
JPS6066882A (ja) * | 1983-09-22 | 1985-04-17 | Murata Mfg Co Ltd | 圧電変位素子およびその分極方法 |
JPH07108038B2 (ja) * | 1984-09-12 | 1995-11-15 | 日本電気株式会社 | 超音波探触子 |
JPS6169298A (ja) * | 1984-09-12 | 1986-04-09 | Nec Corp | 超音波探触子 |
JPH07108037B2 (ja) * | 1984-09-12 | 1995-11-15 | 日本電気株式会社 | 超音波探触子 |
JPS61172546A (ja) * | 1985-01-29 | 1986-08-04 | 日本電気株式会社 | 超音波探触子 |
JPS61205100A (ja) * | 1985-03-08 | 1986-09-11 | Murata Mfg Co Ltd | 圧電発音体 |
US4769570A (en) * | 1986-04-07 | 1988-09-06 | Toshiba Ceramics Co., Ltd. | Piezo-electric device |
JPH07112315B2 (ja) * | 1986-11-12 | 1995-11-29 | 日本電気株式会社 | 電気音響変換デバイスの製造方法 |
US4714848A (en) * | 1987-03-02 | 1987-12-22 | The United States Of America As Represented By The United States Department Of Energy | Electrically induced mechanical precompression of ferroelectric plates |
JP2790177B2 (ja) * | 1987-07-06 | 1998-08-27 | 株式会社村田製作所 | 電歪共振素子 |
JPH01124944A (ja) * | 1987-11-10 | 1989-05-17 | Nec Corp | イメージ管 |
US4954811A (en) * | 1988-11-29 | 1990-09-04 | Pennwalt Corporation | Penetration sensor |
JPH02213816A (ja) * | 1989-02-15 | 1990-08-24 | Nec Corp | 暗視装置 |
US5092243A (en) * | 1989-05-19 | 1992-03-03 | Alliant Techsystems Inc. | Propellant pressure-initiated piezoelectric power supply for an impact-delay projectile base-mounted fuze assembly |
JP2965602B2 (ja) * | 1990-02-26 | 1999-10-18 | 日立金属株式会社 | 積層型変位素子 |
US5126618A (en) * | 1990-03-06 | 1992-06-30 | Brother Kogyo Kabushiki Kaisha | Longitudinal-effect type laminar piezoelectric/electrostrictive driver, and printing actuator using the driver |
US5381067A (en) * | 1993-03-10 | 1995-01-10 | Hewlett-Packard Company | Electrical impedance normalization for an ultrasonic transducer array |
US5465725A (en) * | 1993-06-15 | 1995-11-14 | Hewlett Packard Company | Ultrasonic probe |
US5460181A (en) * | 1994-10-06 | 1995-10-24 | Hewlett Packard Co. | Ultrasonic transducer for three dimensional imaging |
US5434827A (en) * | 1993-06-15 | 1995-07-18 | Hewlett-Packard Company | Matching layer for front acoustic impedance matching of clinical ultrasonic tranducers |
JPH09261978A (ja) * | 1996-03-25 | 1997-10-03 | Nippon Cement Co Ltd | 積層体素子および振動駆動装置 |
JP3266031B2 (ja) * | 1996-04-18 | 2002-03-18 | 株式会社村田製作所 | 圧電共振子およびそれを用いた電子部品 |
US6016024A (en) * | 1996-04-05 | 2000-01-18 | Murata Manufacturing Co., Ltd. | Piezoelectric component |
JP3271517B2 (ja) * | 1996-04-05 | 2002-04-02 | 株式会社村田製作所 | 圧電共振子およびそれを用いた電子部品 |
US5939819A (en) * | 1996-04-18 | 1999-08-17 | Murata Manufacturing Co., Ltd. | Electronic component and ladder filter |
JPH1079639A (ja) * | 1996-07-10 | 1998-03-24 | Murata Mfg Co Ltd | 圧電共振子およびそれを用いた電子部品 |
JPH1084244A (ja) * | 1996-07-18 | 1998-03-31 | Murata Mfg Co Ltd | 圧電共振子およびそれを用いた電子部品 |
JP3271541B2 (ja) * | 1996-07-26 | 2002-04-02 | 株式会社村田製作所 | 圧電共振子およびそれを用いた電子部品 |
JP3577170B2 (ja) * | 1996-08-05 | 2004-10-13 | 株式会社村田製作所 | 圧電共振子とその製造方法およびそれを用いた電子部品 |
JPH10107579A (ja) * | 1996-08-06 | 1998-04-24 | Murata Mfg Co Ltd | 圧電部品 |
JPH10126203A (ja) * | 1996-08-27 | 1998-05-15 | Murata Mfg Co Ltd | 圧電共振子およびそれを用いた電子部品 |
JP3267171B2 (ja) * | 1996-09-12 | 2002-03-18 | 株式会社村田製作所 | 圧電共振子およびそれを用いた電子部品 |
JPH10126202A (ja) * | 1996-10-23 | 1998-05-15 | Murata Mfg Co Ltd | 圧電共振子およびそれを用いた電子部品 |
JP3271538B2 (ja) * | 1996-11-28 | 2002-04-02 | 株式会社村田製作所 | 圧電共振子およびそれを用いた電子部品 |
DE19733233C1 (de) * | 1997-08-01 | 1998-09-17 | Wolf Gmbh Richard | Elektroakustischer Wandler |
JP3147834B2 (ja) * | 1997-10-03 | 2001-03-19 | 株式会社村田製作所 | 圧電共振子の製造方法 |
US6182340B1 (en) * | 1998-10-23 | 2001-02-06 | Face International Corp. | Method of manufacturing a co-fired flextensional piezoelectric transformer |
US6669655B1 (en) * | 1999-10-20 | 2003-12-30 | Transurgical, Inc. | Sonic element and catheter incorporating same |
JP3733860B2 (ja) * | 2000-02-01 | 2006-01-11 | 株式会社村田製作所 | 圧電素子およびその製造方法 |
US6512323B2 (en) | 2000-03-22 | 2003-01-28 | Caterpillar Inc. | Piezoelectric actuator device |
DE10042185B4 (de) * | 2000-07-10 | 2006-02-16 | Murata Mfg. Co., Ltd., Nagaokakyo | Piezoelektrischer elektroakustischer Wandler |
US20050046312A1 (en) * | 2003-09-01 | 2005-03-03 | Fuji Photo Film Co., Ltd. | Laminated structure, piezoelectric actuator and method of manufacturing the same |
US20130099956A1 (en) * | 2011-10-24 | 2013-04-25 | Lsi Corporation | Apparatus to reduce specific absorption rate |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2976501A (en) * | 1959-07-30 | 1961-03-21 | Oskar E Mattiat | Impedance transformer |
US3271622A (en) * | 1963-07-05 | 1966-09-06 | Little Inc A | Piezoelectric ballast apparatus |
US3474268A (en) * | 1966-04-21 | 1969-10-21 | Gulton Ind Inc | Piezoelectric ceramic transducer |
GB1207974A (en) * | 1966-11-17 | 1970-10-07 | Clevite Corp | Frequency selective apparatus including a piezoelectric device |
US3958161A (en) * | 1973-03-12 | 1976-05-18 | Battelle Development Corporation | Method of controlling the polarization condition of transducers |
-
1976
- 1976-07-15 CH CH906976A patent/CH607336A5/xx not_active IP Right Cessation
- 1976-08-12 AT AT599376A patent/AT344823B/de not_active IP Right Cessation
- 1976-08-27 GB GB35817/76A patent/GB1521189A/en not_active Expired
- 1976-08-31 US US05/719,093 patent/US4087716A/en not_active Expired - Lifetime
- 1976-09-01 FR FR7626379A patent/FR2325200A1/fr active Granted
- 1976-09-21 JP JP51113573A patent/JPS5927520B2/ja not_active Expired
- 1976-09-21 IT IT27435/76A patent/IT1068533B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS5927520B2 (ja) | 1984-07-06 |
US4087716A (en) | 1978-05-02 |
IT1068533B (it) | 1985-03-21 |
DE2542228B1 (de) | 1976-11-11 |
FR2325200B1 (de) | 1978-12-22 |
ATA599376A (de) | 1977-12-15 |
CH607336A5 (de) | 1978-12-15 |
FR2325200A1 (fr) | 1977-04-15 |
JPS5240091A (en) | 1977-03-28 |
GB1521189A (en) | 1978-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT344823B (de) | Mehrschichtelement aus piezoelektrischen keramiklamellen und verfahren zu dessen polarisation | |
AT365088B (de) | Keramikfilter und verfahren zu seiner herstellung | |
AT348133B (de) | Verfahren zur herstellung von poroesen tabletten | |
AT368715B (de) | Filterelement und verfahren zu dessen herstellung | |
DK59677A (da) | Fremgangsmade til fremstilling af prolinderivater og dermed beslegtede forbindelser | |
DD131471A5 (de) | Verfahren zur isolierung von sterolen | |
PT65980B (de) | Basisch substituierte indolderivate und verfahren zu ihrerherstellung | |
DD133146A5 (de) | Verfahren zur herstellung von aminoglycosid-derivaten und deren salzen | |
AT340516B (de) | Polarisiertes elektromagnetisches relais und verfahren zu dessen herstellung | |
ATA616775A (de) | Schmelzhaftkleber und verfahren zu dessen herstellung | |
BR7602215A (pt) | Deposito de material aperfeicoado | |
DK535576A (da) | Fremgangsmade til rensning af ferskvand og havvand for jordolieprodukter | |
PT67949B (de) | Neue n-/1-(3-benzoylpropil)-4-piperidyl/-sulfonsaureamide und verfahren zu deren herstellung | |
ATA273476A (de) | Verfahren zur herstellung von veraetherten methylolaminotriazinen | |
DD128562A5 (de) | Verfahren zur herstellung von 7-methoxy-cephalosporinen und deren salzen | |
ATA387076A (de) | Verfahren zur herstellung von homo- und copolymerisaten des tetrafluorathylens | |
DD129913A5 (de) | Verfahren zur herstellung von 3-halogenmethyl-3-cephemen | |
AT339234B (de) | Meisselhalter und verfahren zu dessen herstellung | |
FR2308638A1 (fr) | Procede de preparation de n-(a-substituees-o-aminoalcyl)-1 desoxy-3 ribostamycines | |
SE407997B (sv) | Anordning for genomforande av ett forfarande for permanent polarisering av skivformade piezoelektriska kroppar | |
ATA566276A (de) | Verfahren und anlage zur herstellung von poroesen gipsmassen | |
AT348670B (de) | Verfahren zur herstellung von cephalosporin- tabletten | |
ATA887075A (de) | Verbundwerkstoff und verfahren zu seiner herstellung | |
AT358253B (de) | Halteelement und verfahren zu dessen herstellung | |
ATA954476A (de) | Verfahren zur herstellung beschichteter holz- werkstoffe und schichtstoffe |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |