DE199019C - - Google Patents

Info

Publication number
DE199019C
DE199019C DENDAT199019D DE199019DA DE199019C DE 199019 C DE199019 C DE 199019C DE NDAT199019 D DENDAT199019 D DE NDAT199019D DE 199019D A DE199019D A DE 199019DA DE 199019 C DE199019 C DE 199019C
Authority
DE
Germany
Prior art keywords
membrane
spring
sound
interference effects
hammer
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.)
Active
Application number
DENDAT199019D
Other languages
German (de)
English (en)
Publication of DE199019C publication Critical patent/DE199019C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13Devices 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
    • G10K9/15Self-interrupting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
DENDAT199019D Active DE199019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE199019C true DE199019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=461775

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT199019D Active DE199019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE199019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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