BE710559A - - Google Patents

Info

Publication number
BE710559A
BE710559A BE710559DA BE710559A BE 710559 A BE710559 A BE 710559A BE 710559D A BE710559D A BE 710559DA BE 710559 A BE710559 A BE 710559A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE710559A publication Critical patent/BE710559A/xx

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromechanical Clocks (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
BE710559D 1967-04-04 1968-02-09 BE710559A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR101394A FR1526109A (fr) 1967-04-04 1967-04-04 Avertisseur sonore

Publications (1)

Publication Number Publication Date
BE710559A true BE710559A (ja) 1968-06-17

Family

ID=8628113

Family Applications (1)

Application Number Title Priority Date Filing Date
BE710559D BE710559A (ja) 1967-04-04 1968-02-09

Country Status (6)

Country Link
BE (1) BE710559A (ja)
DE (1) DE1766054B1 (ja)
ES (1) ES352073A1 (ja)
FR (1) FR1526109A (ja)
GB (1) GB1182210A (ja)
NL (1) NL6802838A (ja)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE492932C (de) * 1930-02-27 Westfaelische Metall Ind A G Akustisches Signalinstrument
DE410846C (de) * 1922-10-18 1925-03-06 Jakob Kertel Elektrische Hupe mit einer einen Luftraum einschliessenden, von einem Elektromagneten beeinflussten Doppelmembran
DE541535C (de) * 1929-05-11 1932-01-13 Weber Kranz & Co G M B H Verfahren zur Herstellung einer hydraulisch erhaertenden UEberzugsmasse aus Zement und bitumenhaltigem Schiefer
FR1226231A (fr) * 1958-07-16 1960-07-08 Magneti Marelli Spa Avertisseur électro-acoustique, en particulier pour véhicules automobiles

Also Published As

Publication number Publication date
DE1766054B1 (de) 1971-07-01
ES352073A1 (es) 1969-06-16
NL6802838A (ja) 1968-10-07
FR1526109A (fr) 1968-05-24
GB1182210A (en) 1970-02-25

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