IT955343B - MANUFACTURING METHOD OF A SPOSITIVE FOR THE CONVERSION OF ELECTRIC OSCILLATIONS INTO ACOUSTIC AND VICEVERSA VIBRATIONS AND SPOSITIVE OBTAINED WITH THE AID OF THIS METHOD - Google Patents

MANUFACTURING METHOD OF A SPOSITIVE FOR THE CONVERSION OF ELECTRIC OSCILLATIONS INTO ACOUSTIC AND VICEVERSA VIBRATIONS AND SPOSITIVE OBTAINED WITH THE AID OF THIS METHOD

Info

Publication number
IT955343B
IT955343B IT24117/72A IT2411772A IT955343B IT 955343 B IT955343 B IT 955343B IT 24117/72 A IT24117/72 A IT 24117/72A IT 2411772 A IT2411772 A IT 2411772A IT 955343 B IT955343 B IT 955343B
Authority
IT
Italy
Prior art keywords
spositive
viceversa
vibrations
acoustic
aid
Prior art date
Application number
IT24117/72A
Other languages
Italian (it)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT955343B publication Critical patent/IT955343B/en

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • 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
    • H04R11/04—Microphones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
IT24117/72A 1971-05-12 1972-05-09 MANUFACTURING METHOD OF A SPOSITIVE FOR THE CONVERSION OF ELECTRIC OSCILLATIONS INTO ACOUSTIC AND VICEVERSA VIBRATIONS AND SPOSITIVE OBTAINED WITH THE AID OF THIS METHOD IT955343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106490A NL7106490A (en) 1971-05-12 1971-05-12

Publications (1)

Publication Number Publication Date
IT955343B true IT955343B (en) 1973-09-29

Family

ID=19813136

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24117/72A IT955343B (en) 1971-05-12 1972-05-09 MANUFACTURING METHOD OF A SPOSITIVE FOR THE CONVERSION OF ELECTRIC OSCILLATIONS INTO ACOUSTIC AND VICEVERSA VIBRATIONS AND SPOSITIVE OBTAINED WITH THE AID OF THIS METHOD

Country Status (7)

Country Link
US (1) US3858305A (en)
AT (1) AT316667B (en)
DE (1) DE2222823A1 (en)
FR (1) FR2137708B1 (en)
GB (1) GB1376832A (en)
IT (1) IT955343B (en)
NL (1) NL7106490A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205585A (en) * 1977-03-28 1980-06-03 Hornick Robert A Audio/visual conversion system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1815194A (en) * 1928-02-27 1931-07-21 Archibald A Duncan Telephone receiver
US2552800A (en) * 1947-12-27 1951-05-15 E A Myers & Sons Magnetic microphone
US2820107A (en) * 1954-12-22 1958-01-14 Sonotonc Corp Electro-mechanical signal transducers
GB779476A (en) * 1962-03-14 1957-07-24 Ericsson Telephones Ltd Improvements in or relating to sound reproducing devices and the manufacture thereof
US3491436A (en) * 1964-08-20 1970-01-27 Industrial Research Prod Inc Method of connecting drive pin to an armature of an electroacoustic transducer

Also Published As

Publication number Publication date
DE2222823A1 (en) 1972-11-23
GB1376832A (en) 1974-12-11
NL7106490A (en) 1972-11-14
FR2137708B1 (en) 1978-12-08
US3858305A (en) 1975-01-07
AT316667B (en) 1974-07-25
FR2137708A1 (en) 1972-12-29

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