FR6930E - Système de cornet avertisseur - Google Patents

Système de cornet avertisseur

Info

Publication number
FR6930E
FR6930E FR6930DA FR6930E FR 6930 E FR6930 E FR 6930E FR 6930D A FR6930D A FR 6930DA FR 6930 E FR6930 E FR 6930E
Authority
FR
France
Prior art keywords
horn system
horn
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
Felicien Berton
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR6930E publication Critical patent/FR6930E/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
    • G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
    • G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR6930D 1906-09-25 1906-11-19 Système de cornet avertisseur Expired FR6930E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR369998T 1906-09-25
FR6930T 1906-11-19

Publications (1)

Publication Number Publication Date
FR6930E true FR6930E (fr) 1907-04-05

Family

ID=1349814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6930D Expired FR6930E (fr) 1906-09-25 1906-11-19 Système de cornet avertisseur

Country Status (1)

Country Link
FR (1) FR6930E (fr)

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