FR700933A - Avertisseur électropneumatique - Google Patents

Avertisseur électropneumatique

Info

Publication number
FR700933A
FR700933A FR700933DA FR700933A FR 700933 A FR700933 A FR 700933A FR 700933D A FR700933D A FR 700933DA FR 700933 A FR700933 A FR 700933A
Authority
FR
France
Prior art keywords
electro
pneumatic horn
horn
pneumatic
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)
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.)
Ci Ind Et Commerciale Du Cycle Et De Lautomobile
Original Assignee
Ci Ind Et Commerciale Du Cycle Et De Lautomobile
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 Ci Ind Et Commerciale Du Cycle Et De Lautomobile filed Critical Ci Ind Et Commerciale Du Cycle Et De Lautomobile
Application granted granted Critical
Publication of FR700933A publication Critical patent/FR700933A/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)
FR700933D 1930-08-21 1930-08-21 Avertisseur électropneumatique Expired FR700933A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR700933T 1930-08-21

Publications (1)

Publication Number Publication Date
FR700933A true FR700933A (fr) 1931-03-09

Family

ID=9052311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR700933D Expired FR700933A (fr) 1930-08-21 1930-08-21 Avertisseur électropneumatique

Country Status (1)

Country Link
FR (1) FR700933A (fr)

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