FR2720585B1 - Transducteur électro acoustique antenne sonar ouverts. - Google Patents
Transducteur électro acoustique antenne sonar ouverts.Info
- Publication number
- FR2720585B1 FR2720585B1 FR9406406A FR9406406A FR2720585B1 FR 2720585 B1 FR2720585 B1 FR 2720585B1 FR 9406406 A FR9406406 A FR 9406406A FR 9406406 A FR9406406 A FR 9406406A FR 2720585 B1 FR2720585 B1 FR 2720585B1
- Authority
- FR
- France
- Prior art keywords
- electro
- acoustic transducer
- sonar antenna
- open
- open sonar
- 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
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
- B06B1/0611—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 in a pile
- B06B1/0618—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 in a pile of piezo- and non-piezoelectric elements, e.g. 'Tonpilz'
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9406406A FR2720585B1 (fr) | 1994-05-26 | 1994-05-26 | Transducteur électro acoustique antenne sonar ouverts. |
CA 2150169 CA2150169A1 (fr) | 1994-05-26 | 1995-05-25 | Transducteur electro-acoustique antenne sonar ouverts |
EP95401230A EP0684085A1 (fr) | 1994-05-26 | 1995-05-26 | Antenne sonar ouverte comportant des transducteurs électro-acoustiques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9406406A FR2720585B1 (fr) | 1994-05-26 | 1994-05-26 | Transducteur électro acoustique antenne sonar ouverts. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2720585A1 FR2720585A1 (fr) | 1995-12-01 |
FR2720585B1 true FR2720585B1 (fr) | 1996-07-05 |
Family
ID=9463541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9406406A Expired - Fee Related FR2720585B1 (fr) | 1994-05-26 | 1994-05-26 | Transducteur électro acoustique antenne sonar ouverts. |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2150169A1 (fr) |
FR (1) | FR2720585B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2614879B (en) * | 2022-01-18 | 2024-01-24 | Thales Holdings Uk Plc | Piston transducer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2361033A1 (fr) * | 1976-08-03 | 1978-03-03 | France Etat | Transducteurs piezoelectriques et antennes acoustiques immergeables a grande profondeur |
FR2603761B1 (fr) * | 1982-06-22 | 1989-01-13 | France Etat Armement | Antenne de sonar constituant la tete rapportee d'un engin sous-marin et procede de fabrication |
FR2569326B1 (fr) * | 1984-08-16 | 1988-07-29 | France Etat Armement | Transducteurs piezo-electriques et antennes de sonar pouvant etre immerges a grande profondeur |
FR2665998B1 (fr) * | 1988-05-05 | 1993-10-29 | Etat Francais Delegue Armement | Procedes et transducteurs electro-acoustiques pour emettre des ondes acoustiques a basse frequence dans un liquide. |
FR2697709B1 (fr) * | 1992-11-05 | 1994-12-30 | France Etat Armement | Dispositif d'étanchéité de moteurs électro-acoustiques. |
-
1994
- 1994-05-26 FR FR9406406A patent/FR2720585B1/fr not_active Expired - Fee Related
-
1995
- 1995-05-25 CA CA 2150169 patent/CA2150169A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2150169A1 (fr) | 1995-11-27 |
FR2720585A1 (fr) | 1995-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20110131 |