FR2518293A3 - Appareil avertisseur sonore electromagnetique pour vehicule automobile - Google Patents

Appareil avertisseur sonore electromagnetique pour vehicule automobile Download PDF

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Publication number
FR2518293A3
FR2518293A3 FR8218227A FR8218227A FR2518293A3 FR 2518293 A3 FR2518293 A3 FR 2518293A3 FR 8218227 A FR8218227 A FR 8218227A FR 8218227 A FR8218227 A FR 8218227A FR 2518293 A3 FR2518293 A3 FR 2518293A3
Authority
FR
France
Prior art keywords
cross
horn
sectional area
length
equal
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.)
Granted
Application number
FR8218227A
Other languages
English (en)
French (fr)
Other versions
FR2518293B3 (enrdf_load_stackoverflow
Inventor
Reinhard Fassel
Heinz Regensburger
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2518293A3 publication Critical patent/FR2518293A3/fr
Application granted granted Critical
Publication of FR2518293B3 publication Critical patent/FR2518293B3/fr
Granted 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8218227A 1981-12-16 1982-10-29 Appareil avertisseur sonore electromagnetique pour vehicule automobile Granted FR2518293A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19818136680U DE8136680U1 (de) 1981-12-16 1981-12-16 Elektromagnetische fanfare

Publications (2)

Publication Number Publication Date
FR2518293A3 true FR2518293A3 (fr) 1983-06-17
FR2518293B3 FR2518293B3 (enrdf_load_stackoverflow) 1983-12-02

Family

ID=6733951

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8218227A Granted FR2518293A3 (fr) 1981-12-16 1982-10-29 Appareil avertisseur sonore electromagnetique pour vehicule automobile

Country Status (3)

Country Link
DE (1) DE8136680U1 (enrdf_load_stackoverflow)
FR (1) FR2518293A3 (enrdf_load_stackoverflow)
IT (1) IT8223629U1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993001588A1 (en) * 1991-07-12 1993-01-21 F.I.A.M.M. Componenti Accessori - F.C.A S.P.A. A motor-vehicle horn

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT250164Y1 (it) 2000-07-25 2003-07-24 Fiamm Componenti Accessori Spa Avvisatore acustico elettronico multifunzione
IT1318298B1 (it) 2000-08-01 2003-07-28 Fiamm Spa Avvisatore acustico elettromeccanico.
AU2002346291A1 (en) * 2002-06-06 2003-12-22 Fabbrica Italiana Accumulatori Motocapri Electronic control circuit and acoustic-signal emitting device for vehicles
CA2488603A1 (en) * 2002-06-06 2004-01-22 Fabbrica Italiana Accumulatori Motocarri Montecchio F.I.A.M.M. S.P.A. Acoustic-signal emitting device for vehicles
CN114056233B (zh) * 2021-11-22 2023-12-19 龚良奇 一种可调节音量的汽车喇叭

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993001588A1 (en) * 1991-07-12 1993-01-21 F.I.A.M.M. Componenti Accessori - F.C.A S.P.A. A motor-vehicle horn
US5420563A (en) * 1991-07-12 1995-05-30 F.I.A.M.M. Componenti Accessori-F.C.A. S.P.A. Motor-vehicle horn

Also Published As

Publication number Publication date
DE8136680U1 (de) 1982-04-22
FR2518293B3 (enrdf_load_stackoverflow) 1983-12-02
IT8223629U1 (it) 1984-06-03
IT8223629V0 (it) 1982-12-03

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