FR2097451A5 - - Google Patents
Info
- Publication number
- FR2097451A5 FR2097451A5 FR7025131A FR7025131A FR2097451A5 FR 2097451 A5 FR2097451 A5 FR 2097451A5 FR 7025131 A FR7025131 A FR 7025131A FR 7025131 A FR7025131 A FR 7025131A FR 2097451 A5 FR2097451 A5 FR 2097451A5
- Authority
- FR
- France
- 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
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- 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
- G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
-
- 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
- B06B1/0644—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 single piezoelectric element
- B06B1/0662—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 single piezoelectric element with an electrode on the sensitive surface
- B06B1/0681—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 single piezoelectric element with an electrode on the sensitive surface and a damping structure
- B06B1/0685—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 single piezoelectric element with an electrode on the sensitive surface and a damping structure on the back only of piezoelectric elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7025131A FR2097451A5 (fr) | 1970-07-07 | 1970-07-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7025131A FR2097451A5 (fr) | 1970-07-07 | 1970-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2097451A5 true FR2097451A5 (fr) | 1972-03-03 |
Family
ID=9058387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7025131A Expired FR2097451A5 (fr) | 1970-07-07 | 1970-07-07 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2097451A5 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031049A2 (fr) * | 1979-12-19 | 1981-07-01 | INTERATOM Gesellschaft mit beschränkter Haftung | Transducteur acoustique |
EP0425697A1 (fr) * | 1989-05-15 | 1991-05-08 | Hitachi Construction Machinery Co., Ltd. | Sonde ultrasonique et procede de production |
-
1970
- 1970-07-07 FR FR7025131A patent/FR2097451A5/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031049A2 (fr) * | 1979-12-19 | 1981-07-01 | INTERATOM Gesellschaft mit beschränkter Haftung | Transducteur acoustique |
EP0031049A3 (en) * | 1979-12-19 | 1981-07-15 | Interatom Internationale Atomreaktorbau Gmbh | Acoustic transducer |
EP0425697A1 (fr) * | 1989-05-15 | 1991-05-08 | Hitachi Construction Machinery Co., Ltd. | Sonde ultrasonique et procede de production |
EP0425697A4 (en) * | 1989-05-15 | 1992-12-02 | Hitachi Construction Machinery Co., Ltd. | Ultrasonic probe and method of producing the same |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |