FR2657212B1 - Hydrophones comportant une structure composite discontinue et ordonnee. - Google Patents
Hydrophones comportant une structure composite discontinue et ordonnee.Info
- Publication number
- FR2657212B1 FR2657212B1 FR9000538A FR9000538A FR2657212B1 FR 2657212 B1 FR2657212 B1 FR 2657212B1 FR 9000538 A FR9000538 A FR 9000538A FR 9000538 A FR9000538 A FR 9000538A FR 2657212 B1 FR2657212 B1 FR 2657212B1
- Authority
- FR
- France
- Prior art keywords
- hydrophones
- discontinuous
- composite structure
- ordered composite
- ordered
- 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 - Fee Related
Links
- 239000002131 composite material Substances 0.000 title 1
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
- B06B1/0607—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 multiple elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9000538A FR2657212B1 (fr) | 1990-01-18 | 1990-01-18 | Hydrophones comportant une structure composite discontinue et ordonnee. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9000538A FR2657212B1 (fr) | 1990-01-18 | 1990-01-18 | Hydrophones comportant une structure composite discontinue et ordonnee. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2657212A1 FR2657212A1 (fr) | 1991-07-19 |
FR2657212B1 true FR2657212B1 (fr) | 1994-01-14 |
Family
ID=9392885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9000538A Expired - Fee Related FR2657212B1 (fr) | 1990-01-18 | 1990-01-18 | Hydrophones comportant une structure composite discontinue et ordonnee. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2657212B1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103940504A (zh) * | 2014-03-28 | 2014-07-23 | 哈尔滨工程大学 | 一种平面多极子矢量接收阵系统 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106404158A (zh) * | 2016-08-31 | 2017-02-15 | 北京越音速科技有限公司 | 水听器及换能方法、水听装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5234763A (en) * | 1975-09-12 | 1977-03-16 | Oki Electric Ind Co Ltd | Process for the fabrication of a compound type device for transmitting and re ceiving waves |
US4518889A (en) * | 1982-09-22 | 1985-05-21 | North American Philips Corporation | Piezoelectric apodized ultrasound transducers |
DE181506T1 (de) * | 1984-10-15 | 1987-07-02 | Edo Corp./Western Division, Salt Lake City, Utah | Flexible piezoelektrische wandleranordnung. |
US4841494A (en) * | 1987-07-03 | 1989-06-20 | Ngk Spark Plug Co., Ltd. | Underwater piezoelectric arrangement |
-
1990
- 1990-01-18 FR FR9000538A patent/FR2657212B1/fr not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103940504A (zh) * | 2014-03-28 | 2014-07-23 | 哈尔滨工程大学 | 一种平面多极子矢量接收阵系统 |
Also Published As
Publication number | Publication date |
---|---|
FR2657212A1 (fr) | 1991-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |