FR630655A - Device for transforming electrical oscillations into mechanical vibrations - Google Patents

Device for transforming electrical oscillations into mechanical vibrations

Info

Publication number
FR630655A
FR630655A FR630655DA FR630655A FR 630655 A FR630655 A FR 630655A FR 630655D A FR630655D A FR 630655DA FR 630655 A FR630655 A FR 630655A
Authority
FR
France
Prior art keywords
mechanical vibrations
electrical oscillations
transforming electrical
transforming
oscillations
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR630655A publication Critical patent/FR630655A/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)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Vibration Prevention Devices (AREA)
  • Electromagnets (AREA)
FR630655D 1927-02-18 1927-03-10 Device for transforming electrical oscillations into mechanical vibrations Expired FR630655A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL36042A NL22655C (en) 1927-02-18 1927-02-18

Publications (1)

Publication Number Publication Date
FR630655A true FR630655A (en) 1927-12-07

Family

ID=26240223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR630655D Expired FR630655A (en) 1927-02-18 1927-03-10 Device for transforming electrical oscillations into mechanical vibrations

Country Status (5)

Country Link
US (1) US1820943A (en)
DE (1) DE471236C (en)
FR (1) FR630655A (en)
GB (1) GB291166A (en)
NL (1) NL22655C (en)

Also Published As

Publication number Publication date
DE471236C (en) 1929-02-08
NL22655C (en) 1930-09-15
GB291166A (en) 1928-05-31
US1820943A (en) 1931-09-01

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