ES2078809T3 - SEALING DEVICE FOR ELECTRO-ACOUSTIC MOTORS. - Google Patents

SEALING DEVICE FOR ELECTRO-ACOUSTIC MOTORS.

Info

Publication number
ES2078809T3
ES2078809T3 ES93402495T ES93402495T ES2078809T3 ES 2078809 T3 ES2078809 T3 ES 2078809T3 ES 93402495 T ES93402495 T ES 93402495T ES 93402495 T ES93402495 T ES 93402495T ES 2078809 T3 ES2078809 T3 ES 2078809T3
Authority
ES
Spain
Prior art keywords
electro
sealing device
acoustic motors
wrap
axis
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 - Lifetime
Application number
ES93402495T
Other languages
Spanish (es)
Inventor
Didier Boucher
Alain Scarpitta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Direction General pour lArmement DGA
Etat Francais
Original Assignee
Direction General pour lArmement DGA
Etat Francais
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Direction General pour lArmement DGA, Etat Francais filed Critical Direction General pour lArmement DGA
Application granted granted Critical
Publication of ES2078809T3 publication Critical patent/ES2078809T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
    • 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'

Abstract

LA PRESENTE INVENCION TIENE POR OBJETO A UN DISPOSITIVO DE ESTANQUEIDAD DE MOTORES ELECTRO-ACUSTICOS, EN PARTICULAR PARA LOS TRANSDUCTORES SUMERGIDOS EN UN LIQUIDO 84) A GRAN PROFUNDIDAD. EL DISPOSITIVO SEGUN LA INVENCION, PARA MOTORES ELECTRO-ACUSTICOS, DE FORMA CILINDRICA DE SECCION CUALQUIERA SEGUN UN EJE XX'', INCLUYE UNA ENVOLTURA (8), DE LA CUAL UNA GRAN PARTE ABRAZA LO MAS CERCA LA FORMA DE DICHO MOTOR (1) SOBRE TODA SU LONGITUD Y CONTRA SU SUPERFICIE EXTERNA, Y CUYA OTRA PARTE ESTA CONSTITUIDA POR UNA DISCONTINUIDAD (9), QUE PROPORCIONA UNA CARACTERISTICA DE ELASTICIDAD LONGITUDINAL DE DEFORMACION DE LA ENVOLTURA (8) EN EL SENTIDO DEL EJE XX'' DE DICHO MOTOR (1), DICHA ENVOLTURA (8) ESTA CERRADA, POR MATERIAL CUYA CONDUCTIBILIDAD TERMICA ES ELEVADA Y ASOCIADA A TODO SISTEMA DE FIJACION (16, 17) EN SUS EXTREMOS PARA CONSTITUIR UN CARTER ESTANCO.THE PRESENT INVENTION AIMS AT A SEALING DEVICE FOR ELECTRO-ACOUSTIC MOTORS, IN PARTICULAR FOR TRANSDUCERS SUBMERGED IN A LIQUID 84) AT GREAT DEPTH. THE DEVICE ACCORDING TO THE INVENTION, FOR ELECTRO-ACOUSTIC MOTORS, IN A CYLINDRICAL FORM OF ANY SECTION ACCORDING TO AN AXIS XX '', INCLUDES A WRAP (8), OF WHICH A LARGE PART HUGS CLOSEST THE FORM OF SUCH MOTOR (1) ABOVE ALL ITS LENGTH AND AGAINST ITS EXTERNAL SURFACE, AND WHOSE OTHER PART IS CONSTITUTED BY A DISCONTINUITY (9), WHICH PROVIDES A CHARACTERISTIC OF LONGITUDINAL ELASTICITY (8) IN THE DIRECTION OF AXIS XX '' 1), SUCH A WRAP (8) IS CLOSED, BY MATERIAL WHOSE THERMAL CONDUCTIBILITY IS ELEVATED AND ASSOCIATED WITH ANY FIXING SYSTEM (16, 17) AT ITS END TO CONSTITUTE A WATERTIGHT CARTER.

ES93402495T 1992-11-05 1993-10-11 SEALING DEVICE FOR ELECTRO-ACOUSTIC MOTORS. Expired - Lifetime ES2078809T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9213301A FR2697709B1 (en) 1992-11-05 1992-11-05 Sealing device for electro-acoustic motors.

Publications (1)

Publication Number Publication Date
ES2078809T3 true ES2078809T3 (en) 1995-12-16

Family

ID=9435244

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93402495T Expired - Lifetime ES2078809T3 (en) 1992-11-05 1993-10-11 SEALING DEVICE FOR ELECTRO-ACOUSTIC MOTORS.

Country Status (5)

Country Link
EP (1) EP0600758B1 (en)
CA (1) CA2109465C (en)
DE (1) DE69300325T2 (en)
ES (1) ES2078809T3 (en)
FR (1) FR2697709B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2720587B1 (en) * 1994-05-26 1996-07-05 France Etat Armement Improvement to sonar antennas provided with a common counterweight.
EP0684085A1 (en) * 1994-05-26 1995-11-29 ETAT FRANCAIS Représenté par le Délégué Général pour l'Armement Open sonar array comprising electroacoustic transducers
FR2720585B1 (en) * 1994-05-26 1996-07-05 France Etat Armement Electro-acoustic transducer with open sonar antenna.
FR2728425B1 (en) * 1994-12-15 1997-01-31 France Etat Armement ELECTROACOUSTIC LINEAR TRANSMISSION ANTENNA AND TRANSMISSION / RECEPTION ANTENNA COMPRISING SUCH ANTENNA
FR2779533B1 (en) * 1998-06-09 2000-08-25 Total Sa HIGH RESOLUTION SEISMIC ACQUISITION DEVICE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2361033A1 (en) * 1976-08-03 1978-03-03 France Etat PIEZOELECTRIC TRANSDUCERS AND HIGH DEPTH SUBMERSIBLE ACOUSTICAL ANTENNAS
WO1987003448A1 (en) * 1985-11-30 1987-06-04 Ferranti Plc Tubular acoustic projector
FR2665998B1 (en) * 1988-05-05 1993-10-29 Etat Francais Delegue Armement ELECTRO-ACOUSTIC TRANSDUCERS AND METHODS FOR TRANSMITTING LOW FREQUENCY ACOUSTIC WAVES INTO A LIQUID.
FR2634292B1 (en) * 1988-07-15 1990-10-19 Grosso Gilles METHOD AND DEVICES FOR MAINTAINING THE GAS CONTAINED IN A SUBMERSIBLE PRESSURE BALANCED ENCLOSURE WITH THE OUTSIDE
US5103130A (en) * 1988-12-20 1992-04-07 Rolt Kenneth D Sound reinforcing seal for slotted acoustic transducers

Also Published As

Publication number Publication date
CA2109465C (en) 2002-01-22
FR2697709B1 (en) 1994-12-30
FR2697709A1 (en) 1994-05-06
EP0600758B1 (en) 1995-08-02
DE69300325D1 (en) 1995-09-07
DE69300325T2 (en) 1996-04-18
EP0600758A1 (en) 1994-06-08
CA2109465A1 (en) 1994-05-06

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