FR700329A - Electro-magnetic resonator - Google Patents

Electro-magnetic resonator

Info

Publication number
FR700329A
FR700329A FR700329DA FR700329A FR 700329 A FR700329 A FR 700329A FR 700329D A FR700329D A FR 700329DA FR 700329 A FR700329 A FR 700329A
Authority
FR
France
Prior art keywords
electro
magnetic resonator
resonator
magnetic
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)
Inventor
Paul Haasis
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
Application granted granted Critical
Publication of FR700329A publication Critical patent/FR700329A/en
Expired legal-status Critical Current

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
    • G10K9/15—Self-interrupting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR700329D 1930-07-26 1930-07-26 Electro-magnetic resonator Expired FR700329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR700329T 1930-07-26

Publications (1)

Publication Number Publication Date
FR700329A true FR700329A (en) 1931-02-27

Family

ID=9049843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR700329D Expired FR700329A (en) 1930-07-26 1930-07-26 Electro-magnetic resonator

Country Status (1)

Country Link
FR (1) FR700329A (en)

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