FR2085215B1 - - Google Patents

Info

Publication number
FR2085215B1
FR2085215B1 FR7004707A FR7004707A FR2085215B1 FR 2085215 B1 FR2085215 B1 FR 2085215B1 FR 7004707 A FR7004707 A FR 7004707A FR 7004707 A FR7004707 A FR 7004707A FR 2085215 B1 FR2085215 B1 FR 2085215B1
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
Application number
FR7004707A
Other languages
French (fr)
Other versions
FR2085215A1 (enExample
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.)
ELIPSON
Original Assignee
ELIPSON
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 ELIPSON filed Critical ELIPSON
Priority to FR7004707A priority Critical patent/FR2085215B1/fr
Publication of FR2085215A1 publication Critical patent/FR2085215A1/fr
Application granted granted Critical
Publication of FR2085215B1 publication Critical patent/FR2085215B1/fr
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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR7004707A 1970-02-10 1970-02-10 Expired FR2085215B1 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7004707A FR2085215B1 (enExample) 1970-02-10 1970-02-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7004707A FR2085215B1 (enExample) 1970-02-10 1970-02-10

Publications (2)

Publication Number Publication Date
FR2085215A1 FR2085215A1 (enExample) 1971-12-24
FR2085215B1 true FR2085215B1 (enExample) 1973-10-19

Family

ID=9050391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7004707A Expired FR2085215B1 (enExample) 1970-02-10 1970-02-10

Country Status (1)

Country Link
FR (1) FR2085215B1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4875546A (en) * 1988-06-02 1989-10-24 Teledyne Industries, Inc. Loudspeaker with acoustic band-pass filter
US20220337927A1 (en) * 2021-04-19 2022-10-20 Plantronics, Inc. Metamaterial To Scale Down Loudspeaker Enclosure Size And Enhance Performance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB696671A (en) * 1949-09-23 1953-09-09 British Broadcasting Corp Improvements in and relating to loudspeakers
US2766839A (en) * 1953-03-16 1956-10-16 Research Corp Loudspeaker system
DE1193103B (de) * 1961-10-03 1965-05-20 Akg Akustische Kino Geraete Schallwandler fuer Diktiergeraete

Also Published As

Publication number Publication date
FR2085215A1 (enExample) 1971-12-24

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Legal Events

Date Code Title Description
CL Concession to grant licenses
CL Concession to grant licenses
ST Notification of lapse