CH409715A - Electro-acoustic generator - Google Patents

Electro-acoustic generator

Info

Publication number
CH409715A
CH409715A CH98464A CH98464A CH409715A CH 409715 A CH409715 A CH 409715A CH 98464 A CH98464 A CH 98464A CH 98464 A CH98464 A CH 98464A CH 409715 A CH409715 A CH 409715A
Authority
CH
Switzerland
Prior art keywords
electro
acoustic generator
acoustic
generator
Prior art date
Application number
CH98464A
Other languages
French (fr)
Inventor
Micheloud Andre
Original Assignee
Micheloud Andre
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 Micheloud Andre filed Critical Micheloud Andre
Priority to CH98464A priority Critical patent/CH409715A/en
Priority to FR1047A priority patent/FR1420084A/en
Priority to DE1965M0063915 priority patent/DE1235194B/en
Publication of CH409715A publication Critical patent/CH409715A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/02—Constructional details
    • 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
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CH98464A 1964-01-28 1964-01-28 Electro-acoustic generator CH409715A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH98464A CH409715A (en) 1964-01-28 1964-01-28 Electro-acoustic generator
FR1047A FR1420084A (en) 1964-01-28 1965-01-06 Acoustic generator
DE1965M0063915 DE1235194B (en) 1964-01-28 1965-01-22 Sound generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH98464A CH409715A (en) 1964-01-28 1964-01-28 Electro-acoustic generator

Publications (1)

Publication Number Publication Date
CH409715A true CH409715A (en) 1966-03-15

Family

ID=4199762

Family Applications (1)

Application Number Title Priority Date Filing Date
CH98464A CH409715A (en) 1964-01-28 1964-01-28 Electro-acoustic generator

Country Status (3)

Country Link
CH (1) CH409715A (en)
DE (1) DE1235194B (en)
FR (1) FR1420084A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363853A1 (en) * 1976-09-01 1978-03-31 Seiko Instr & Electronics ELECTRO-ACOUSTIC TRANSDUCER

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1376433A (en) * 1970-11-07 1974-12-04 Absalom R R Electric sound-producing device
JPS50126184U (en) * 1974-03-29 1975-10-16
JPS50126185U (en) * 1974-03-29 1975-10-16
JPS534784Y2 (en) * 1974-12-20 1978-02-06
JPS51100070U (en) * 1975-02-10 1976-08-11
CA1087004A (en) * 1976-08-11 1980-10-07 Michael J. Hampshire Sound generator
FR2440053A1 (en) * 1978-10-27 1980-05-23 Klaxon Sa ELECTROMAGNETIC WARNING
US4284857A (en) * 1979-07-13 1981-08-18 Lectron Products, Inc. Tone generator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1025761B (en) * 1955-11-09 1958-03-06 Matth Hohner A G Harmonikafabr Electroacoustic transmitter, especially for signal devices
DE1150008B (en) * 1960-11-29 1963-06-06 Charbonnages De France Amplitude and frequency modulated horn
DE1868246U (en) * 1963-01-11 1963-02-28 Rau Swf Autozubehoer ELECTROMAGNETIC SIGNAL HORN.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363853A1 (en) * 1976-09-01 1978-03-31 Seiko Instr & Electronics ELECTRO-ACOUSTIC TRANSDUCER

Also Published As

Publication number Publication date
DE1235194B (en) 1967-02-23
FR1420084A (en) 1965-12-03

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