IT1228767B - Avvisatore acustico per autoveicoli pilotato elettronicamente. - Google Patents

Avvisatore acustico per autoveicoli pilotato elettronicamente.

Info

Publication number
IT1228767B
IT1228767B IT8919935A IT1993589A IT1228767B IT 1228767 B IT1228767 B IT 1228767B IT 8919935 A IT8919935 A IT 8919935A IT 1993589 A IT1993589 A IT 1993589A IT 1228767 B IT1228767 B IT 1228767B
Authority
IT
Italy
Prior art keywords
horn
motor vehicles
piloted
electronically
electronically piloted
Prior art date
Application number
IT8919935A
Other languages
English (en)
Other versions
IT8919935A0 (it
Inventor
Tullio Giorgioni
Bruno Cortinovis
Original Assignee
Electronsystem Spa
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 Electronsystem Spa filed Critical Electronsystem Spa
Priority to IT8919935A priority Critical patent/IT1228767B/it
Publication of IT8919935A0 publication Critical patent/IT8919935A0/it
Priority to EP19900104674 priority patent/EP0389860A3/en
Priority to US07/493,285 priority patent/US5109212A/en
Application granted granted Critical
Publication of IT1228767B publication Critical patent/IT1228767B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
    • B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
    • B06B1/0261—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal taken from a transducer or electrode connected to the driving transducer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/52—Electrodynamic transducer
    • B06B2201/53—Electrodynamic transducer with vibrating magnet or coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
IT8919935A 1989-03-29 1989-03-29 Avvisatore acustico per autoveicoli pilotato elettronicamente. IT1228767B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT8919935A IT1228767B (it) 1989-03-29 1989-03-29 Avvisatore acustico per autoveicoli pilotato elettronicamente.
EP19900104674 EP0389860A3 (en) 1989-03-29 1990-03-12 Electronically controlled horn for motor vehicles
US07/493,285 US5109212A (en) 1989-03-29 1990-03-14 Electronically controlled horn for motor vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919935A IT1228767B (it) 1989-03-29 1989-03-29 Avvisatore acustico per autoveicoli pilotato elettronicamente.

Publications (2)

Publication Number Publication Date
IT8919935A0 IT8919935A0 (it) 1989-03-29
IT1228767B true IT1228767B (it) 1991-07-03

Family

ID=11162474

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8919935A IT1228767B (it) 1989-03-29 1989-03-29 Avvisatore acustico per autoveicoli pilotato elettronicamente.

Country Status (3)

Country Link
US (1) US5109212A (it)
EP (1) EP0389860A3 (it)
IT (1) IT1228767B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5293149A (en) * 1991-04-12 1994-03-08 Sparton Corporation Vehicle horn with electronic solid state energizing circuit
US5414406A (en) * 1992-04-21 1995-05-09 Sparton Corporation Self-tuning vehicle horn
WO1994026555A1 (en) * 1993-05-18 1994-11-24 Sparton Corporation Multi-sound vehicle horn system
US5900690A (en) * 1996-06-26 1999-05-04 Gipson; Lamar Heath Apparatus and method for controlling an ultrasonic transducer
IT1289964B1 (it) * 1997-02-25 1998-10-19 Sgs Thomson Microelectronics Dispositivo elettronico autoprotetto ed a bassa emissione per il pilotaggio di un avvisatore acustico
DE69730491D1 (de) 1997-06-09 2004-10-07 St Microelectronics Srl Verfahren und Anordnung zur Nachahmung eines Unterbrecherkontaktes einer Hupe
US6271746B1 (en) 1998-02-27 2001-08-07 Paul K. Lisiak Method and devices for controlling the use of an automotive horn
US6417659B1 (en) 2000-08-15 2002-07-09 Systems Material Handling Co. Electronic circuit for tuning vibratory transducers
DE10136182C1 (de) * 2001-07-25 2002-12-12 Bosch Gmbh Robert Signalhorn mit adaptiv abstimmbarer Betriebsgröße
DE10340367B4 (de) * 2003-09-02 2007-11-29 Robert Bosch Gmbh Verfahren und Vorrichtung zur Verbesserung des Schalldruckpegels eines Schallgebers
US20080181427A1 (en) * 2007-01-22 2008-07-31 Joseph Risolia Horn tone system
RU2350405C2 (ru) * 2007-05-11 2009-03-27 Закрытое Акционерное Общество "Национальная Технологическая Группа" Устройство для возбуждения и автоматической стабилизации резонансных колебаний ультразвуковых систем
DE102009008748A1 (de) * 2009-02-13 2010-08-26 Volkswagen Ag Verfahren zur Bestimmung einer Resonanzfrequenz einer Tonerzeugungseinrichtung und Verfahren zur Ansteuerung einer Tonerzeugungseinrichtung sowie entsprechend ausgestaltete Ansteuervorrichtung und entsprechend ausgestaltete Tonerzeugungseinrichtung
CN103500574B (zh) * 2012-08-16 2017-06-27 万喻 一种智能电子喇叭及其实现方法
WO2015167572A1 (en) 2014-05-01 2015-11-05 Sanjiv Patel Electronic contactless horn and sound device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE242696C (it) *
FR1428483A (fr) * 1964-03-12 1966-02-18 Magneti Marelli Spa Avertisseurs sonores transistorisés
DE2445344C3 (de) * 1974-09-23 1980-10-09 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisches Signalhorn
SE435777B (sv) * 1979-01-29 1984-10-15 Ibuki Kogyo Co Ltd Elektriskt horn
DE3420988A1 (de) * 1984-06-06 1985-12-12 Robert Bosch Gmbh, 7000 Stuttgart Elektronische warnsignalanlage, insbesondere fuer kraftfahrzeuge
JPS6190599A (ja) * 1984-10-09 1986-05-08 Nippon Soken Inc スピ−カ切換装置
DE3524280A1 (de) * 1985-07-06 1987-01-15 Michael Bolz Lautsprecher mit membrangegenkopplung
US4727584A (en) * 1986-02-14 1988-02-23 Velodyne Acoustics, Inc. Loudspeaker with motional feedback
IT1205507B (it) * 1986-11-05 1989-03-23 Electronsystem Spa Tromba elettromeccanica con eccitazione della membrana sonora pilotata elettronicamente da rilevatori della sua frequenza di risonanza

Also Published As

Publication number Publication date
EP0389860A2 (en) 1990-10-03
US5109212A (en) 1992-04-28
EP0389860A3 (en) 1991-09-11
IT8919935A0 (it) 1989-03-29

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940328