FR459648A - Perfectionnement apporté aux avertisseurs sonores comportant un diaphragme vibrant - Google Patents

Perfectionnement apporté aux avertisseurs sonores comportant un diaphragme vibrant

Info

Publication number
FR459648A
FR459648A FR459648DA FR459648A FR 459648 A FR459648 A FR 459648A FR 459648D A FR459648D A FR 459648DA FR 459648 A FR459648 A FR 459648A
Authority
FR
France
Prior art keywords
horns
featuring
further development
vibrating diaphragm
vibrating
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
English (en)
Inventor
Jean-Baptiste Munch
Alphonse Mayer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ALPHONSE MAYER
JEAN BAPTISTE MUNCH
Original Assignee
ALPHONSE MAYER
JEAN BAPTISTE MUNCH
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 ALPHONSE MAYER, JEAN BAPTISTE MUNCH filed Critical ALPHONSE MAYER
Application granted granted Critical
Publication of FR459648A publication Critical patent/FR459648A/fr
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
    • G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR459648D 1913-06-03 1913-06-03 Perfectionnement apporté aux avertisseurs sonores comportant un diaphragme vibrant Expired FR459648A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR459648T 1913-06-03

Publications (1)

Publication Number Publication Date
FR459648A true FR459648A (fr) 1913-11-10

Family

ID=1499117

Family Applications (1)

Application Number Title Priority Date Filing Date
FR459648D Expired FR459648A (fr) 1913-06-03 1913-06-03 Perfectionnement apporté aux avertisseurs sonores comportant un diaphragme vibrant

Country Status (1)

Country Link
FR (1) FR459648A (fr)

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