DE2945243C2 - - Google Patents
Info
- Publication number
- DE2945243C2 DE2945243C2 DE2945243A DE2945243A DE2945243C2 DE 2945243 C2 DE2945243 C2 DE 2945243C2 DE 2945243 A DE2945243 A DE 2945243A DE 2945243 A DE2945243 A DE 2945243A DE 2945243 C2 DE2945243 C2 DE 2945243C2
- Authority
- DE
- Germany
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a piezoelectric bender, e.g. bimorph
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13881378A JPS5917563B2 (ja) | 1978-11-13 | 1978-11-13 | 屈曲振動変換子 |
JP15998078A JPS5590121A (en) | 1978-12-27 | 1978-12-27 | Inflectional vibration converter |
JP13335679A JPS6040212B2 (ja) | 1979-10-16 | 1979-10-16 | 屈曲振動変換子 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2945243A1 DE2945243A1 (de) | 1980-05-14 |
DE2945243C2 true DE2945243C2 (US06534493-20030318-C00184.png) | 1987-03-05 |
Family
ID=27316682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19792945243 Granted DE2945243A1 (de) | 1978-11-13 | 1979-11-09 | Biegeschwingungswandler |
Country Status (4)
Country | Link |
---|---|
US (1) | US4281298A (US06534493-20030318-C00184.png) |
DE (1) | DE2945243A1 (US06534493-20030318-C00184.png) |
FR (1) | FR2441982B1 (US06534493-20030318-C00184.png) |
IT (1) | IT1124944B (US06534493-20030318-C00184.png) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4555682A (en) * | 1983-03-02 | 1985-11-26 | Fujitsu Limited | Mechanical filter |
US4633204A (en) * | 1984-08-29 | 1986-12-30 | Fujitsu Limited | Mechanical filter |
US4742260A (en) * | 1986-02-06 | 1988-05-03 | Hiroshi Shimizu | Piezoelectrically driving device |
US5006824A (en) * | 1986-04-07 | 1991-04-09 | Rockwell International Corporation | Third mode torsional F-M resonator |
ES2044080T3 (es) * | 1988-02-03 | 1994-01-01 | Yoshida Kogyo Kk | Generador piezoelectrico de vibraciones y alimentador vibratorio de piezas que lo comprende. |
EP0614087B1 (en) * | 1993-03-01 | 2000-03-29 | Murata Manufacturing Co., Ltd. | Piezoelectric vibrator and acceleration sensor using the same |
JPH1054835A (ja) * | 1996-08-12 | 1998-02-24 | Jeol Ltd | カンチレバ加振装置 |
US6322532B1 (en) * | 1998-06-24 | 2001-11-27 | 3M Innovative Properties Company | Sonophoresis method and apparatus |
US6654711B1 (en) | 1999-06-15 | 2003-11-25 | Seiko Epson Corporation | Correction factors for the analysis of piezoelectric devices |
US6658376B1 (en) | 1999-06-15 | 2003-12-02 | Seiko Epson Corporation | Determination of vibration frequency characteristics of electroded crystal plate |
WO2001093413A1 (en) * | 2000-05-31 | 2001-12-06 | Qinetiq Limited | Energy conversion device |
US20060284628A1 (en) * | 2005-06-16 | 2006-12-21 | Jiun-Der Yu | Super element for the prediction of viscosity effect on crystal plate |
US11039814B2 (en) * | 2016-12-04 | 2021-06-22 | Exo Imaging, Inc. | Imaging devices having piezoelectric transducers |
EP3857308A4 (en) | 2018-09-25 | 2022-06-08 | Exo Imaging Inc. | IMAGING DEVICES WITH SELECTIVELY VARIABLE PROPERTIES |
JP2021005783A (ja) * | 2019-06-26 | 2021-01-14 | セイコーエプソン株式会社 | 振動片、電子機器、および移動体 |
IL298685B1 (en) | 2020-03-05 | 2024-04-01 | Exo Imaging Inc | An ultrasound imaging device with programmable anatomy and flow imaging |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1277463B (de) * | 1963-05-21 | 1968-09-12 | Siemens Ag | Mechanischer Schwinger mit elektrostriktiver Anregung |
US3408514A (en) * | 1964-05-19 | 1968-10-29 | Siemens Ag | Electromechanical transducer of the electrostrictive type |
DE1541656A1 (de) * | 1966-08-26 | 1969-07-24 | Telefunken Patent | Elektromechanischer Biegewandler |
US3543058A (en) * | 1969-11-10 | 1970-11-24 | Westinghouse Electric Corp | Piezoelectric transducer |
JPS4951891A (US06534493-20030318-C00184.png) * | 1972-09-19 | 1974-05-20 |
-
1979
- 1979-11-09 DE DE19792945243 patent/DE2945243A1/de active Granted
- 1979-11-09 IT IT27162/79A patent/IT1124944B/it active
- 1979-11-13 FR FR7927966A patent/FR2441982B1/fr not_active Expired
- 1979-11-13 US US06/093,208 patent/US4281298A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2441982A1 (fr) | 1980-06-13 |
IT7927162A0 (it) | 1979-11-09 |
DE2945243A1 (de) | 1980-05-14 |
IT1124944B (it) | 1986-05-14 |
US4281298A (en) | 1981-07-28 |
FR2441982B1 (fr) | 1986-05-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAP | Request for examination filed | ||
OD | Request for examination | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |