FR946579A - Electro-acoustic translators - Google Patents

Electro-acoustic translators

Info

Publication number
FR946579A
FR946579A FR946579DA FR946579A FR 946579 A FR946579 A FR 946579A FR 946579D A FR946579D A FR 946579DA FR 946579 A FR946579 A FR 946579A
Authority
FR
France
Prior art keywords
translators
electro
acoustic
acoustic translators
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
Other languages
French (fr)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR946579A publication Critical patent/FR946579A/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
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR946579D 1946-10-19 1947-05-13 Electro-acoustic translators Expired FR946579A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US704485A US2566850A (en) 1946-10-19 1946-10-19 Electroacoustic transducer

Publications (1)

Publication Number Publication Date
FR946579A true FR946579A (en) 1949-06-08

Family

ID=24829725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946579D Expired FR946579A (en) 1946-10-19 1947-05-13 Electro-acoustic translators

Country Status (2)

Country Link
US (1) US2566850A (en)
FR (1) FR946579A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022487A (en) * 1951-08-11 1962-02-20 Harris Transducer Corp Electromagnetic transducer
US2914714A (en) * 1955-02-23 1959-11-24 Warner Electric Brake & Clutch Permanent magnet torque producing device
JPS5137774B2 (en) * 1974-02-28 1976-10-18
BR9004306A (en) * 1990-08-30 1992-03-24 S Eletro Acustica Sa PIEZO-ELECTRIC SPEAKER FOR HIGH FREQUENCIES PERFECTED
KR100415052B1 (en) * 2001-05-17 2004-01-13 (주)트윈 세이버 Sound-to-vibration conversion apparatus
KR101186727B1 (en) * 2010-04-20 2012-09-28 허동철 Speaker

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1270861A (en) * 1915-02-01 1918-07-02 Herman G Pape Combined telegraph and telephone instrument.
US1460517A (en) * 1918-04-22 1923-07-03 Cutler Hammer Mfg Co Electromagnet
US1634292A (en) * 1922-03-20 1927-07-05 Lederer Karl Martin Art of the transmission of sound
US1743453A (en) * 1928-02-24 1930-01-14 Bell Telephone Labor Inc Electromagnetic device
US1980957A (en) * 1928-02-27 1934-11-13 Gen Electric Electro-acoustic device
US2249160A (en) * 1939-05-19 1941-07-15 Bell Telephone Labor Inc Acoustic device
US2419333A (en) * 1944-09-20 1947-04-22 Bendix Aviat Corp Solenoid

Also Published As

Publication number Publication date
US2566850A (en) 1951-09-04

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