CH396994A - Transducer converting electrical signals into sound waves or vice versa - Google Patents

Transducer converting electrical signals into sound waves or vice versa

Info

Publication number
CH396994A
CH396994A CH1162263A CH1162263A CH396994A CH 396994 A CH396994 A CH 396994A CH 1162263 A CH1162263 A CH 1162263A CH 1162263 A CH1162263 A CH 1162263A CH 396994 A CH396994 A CH 396994A
Authority
CH
Switzerland
Prior art keywords
vice versa
electrical signals
sound waves
converting electrical
transducer converting
Prior art date
Application number
CH1162263A
Other languages
French (fr)
Inventor
Alexander Diederichs Vi Hubert
Original Assignee
Brown S G Ltd
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 Brown S G Ltd filed Critical Brown S G Ltd
Publication of CH396994A publication Critical patent/CH396994A/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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CH1162263A 1962-11-28 1963-09-20 Transducer converting electrical signals into sound waves or vice versa CH396994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4505262A GB1006726A (en) 1962-11-28 1962-11-28 Improvements in or relating to piezo-electric transducers

Publications (1)

Publication Number Publication Date
CH396994A true CH396994A (en) 1965-08-15

Family

ID=10435706

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1162263A CH396994A (en) 1962-11-28 1963-09-20 Transducer converting electrical signals into sound waves or vice versa

Country Status (6)

Country Link
BE (1) BE637492A (en)
CH (1) CH396994A (en)
DE (1) DE1259389B (en)
DK (1) DK109394C (en)
GB (1) GB1006726A (en)
NL (1) NL298219A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1234218A (en) * 1968-07-29 1971-06-03
US9763014B2 (en) 2014-02-21 2017-09-12 Harman International Industries, Incorporated Loudspeaker with piezoelectric elements

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416887A (en) * 1944-10-20 1947-03-04 Tibbetts Lab Inc Piezoelectric device
US2552878A (en) * 1947-09-24 1951-05-15 Electro Voice Second order differential microphone
DE939598C (en) * 1951-01-13 1956-02-23 Atlas Werke Ag Device for sending or receiving sound waves
GB727905A (en) * 1951-05-24 1955-04-13 Traugott Link An improved key mounting for accordions
DE1815439U (en) * 1960-04-14 1960-07-28 Steeg & Reuter G M B H Dr SMALL MICROPHONE WITH CERAMIC CONVERTER.
NL6815845A (en) * 1967-11-08 1969-05-12

Also Published As

Publication number Publication date
NL298219A (en)
BE637492A (en)
DK109394C (en) 1968-04-22
GB1006726A (en) 1965-10-06
DE1259389B (en) 1968-01-25

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