FR764113A - Avertisseur pneumatique - Google Patents

Avertisseur pneumatique

Info

Publication number
FR764113A
FR764113A FR764113DA FR764113A FR 764113 A FR764113 A FR 764113A FR 764113D A FR764113D A FR 764113DA FR 764113 A FR764113 A FR 764113A
Authority
FR
France
Prior art keywords
air horn
horn
air
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
Marandet Andre Jean Fernand
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 FR764113A publication Critical patent/FR764113A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR764113D 1933-11-21 1933-11-21 Avertisseur pneumatique Expired FR764113A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR764113T 1933-11-21

Publications (1)

Publication Number Publication Date
FR764113A true FR764113A (fr) 1934-05-15

Family

ID=9181958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764113D Expired FR764113A (fr) 1933-11-21 1933-11-21 Avertisseur pneumatique

Country Status (1)

Country Link
FR (1) FR764113A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868162C (de) * 1936-03-28 1953-02-23 Hans Gallusser Dr Ing Bremsvorrichtung mit zwei verschiedenen Bremsleistungen
US2944509A (en) * 1958-09-10 1960-07-12 Shintaku Keiichi Horn device
DE1138344B (de) * 1958-09-10 1962-10-18 Keiichi Shintaku Schallerzeuger

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868162C (de) * 1936-03-28 1953-02-23 Hans Gallusser Dr Ing Bremsvorrichtung mit zwei verschiedenen Bremsleistungen
US2944509A (en) * 1958-09-10 1960-07-12 Shintaku Keiichi Horn device
DE1138344B (de) * 1958-09-10 1962-10-18 Keiichi Shintaku Schallerzeuger

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