FR2581497B1 - ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION - Google Patents

ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION

Info

Publication number
FR2581497B1
FR2581497B1 FR8506664A FR8506664A FR2581497B1 FR 2581497 B1 FR2581497 B1 FR 2581497B1 FR 8506664 A FR8506664 A FR 8506664A FR 8506664 A FR8506664 A FR 8506664A FR 2581497 B1 FR2581497 B1 FR 2581497B1
Authority
FR
France
Prior art keywords
electro
acoustic transducer
ion emission
emission
ion
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
Application number
FR8506664A
Other languages
French (fr)
Other versions
FR2581497A1 (en
Inventor
Jean-Claude Fourriere
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.)
VALOIS DISTRIBUTION
Original Assignee
VALOIS DISTRIBUTION
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 VALOIS DISTRIBUTION filed Critical VALOIS DISTRIBUTION
Priority to FR8506664A priority Critical patent/FR2581497B1/en
Publication of FR2581497A1 publication Critical patent/FR2581497A1/en
Application granted granted Critical
Publication of FR2581497B1 publication Critical patent/FR2581497B1/en
Expired 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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/004—Transducers other than those covered by groups H04R9/00 - H04R21/00 using ionised gas
    • 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
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • G10K15/06—Sound-producing devices using electric discharge

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR8506664A 1985-05-02 1985-05-02 ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION Expired FR2581497B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8506664A FR2581497B1 (en) 1985-05-02 1985-05-02 ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506664A FR2581497B1 (en) 1985-05-02 1985-05-02 ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION

Publications (2)

Publication Number Publication Date
FR2581497A1 FR2581497A1 (en) 1986-11-07
FR2581497B1 true FR2581497B1 (en) 1987-10-09

Family

ID=9318884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8506664A Expired FR2581497B1 (en) 1985-05-02 1985-05-02 ELECTRO-ACOUSTIC TRANSDUCER WITH ION EMISSION

Country Status (1)

Country Link
FR (1) FR2581497B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2638930B1 (en) * 1988-11-10 1991-05-31 Languedoc Acieries Haut ELECTROACOUSTIC TRANSDUCER

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1685075A (en) * 1927-08-17 1928-09-18 Rca Corp Intertransposition of sound and electrical energy
US2768246A (en) * 1951-05-12 1956-10-23 Charles Legorju Electrical transducer
US3105124A (en) * 1961-02-27 1963-09-24 Dukane Corp Inertialess transducer
US3575631A (en) * 1969-03-15 1971-04-20 Niagara Machine & Tool Works Electrode for electrohydraulic high-energy-rate metal forming

Also Published As

Publication number Publication date
FR2581497A1 (en) 1986-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse