IT1184563B - ELECTRONIC WARNING SIGNALING SYSTEM, IN PARTICULAR FOR VEHICLES - Google Patents

ELECTRONIC WARNING SIGNALING SYSTEM, IN PARTICULAR FOR VEHICLES

Info

Publication number
IT1184563B
IT1184563B IT8521015A IT2101585A IT1184563B IT 1184563 B IT1184563 B IT 1184563B IT 8521015 A IT8521015 A IT 8521015A IT 2101585 A IT2101585 A IT 2101585A IT 1184563 B IT1184563 B IT 1184563B
Authority
IT
Italy
Prior art keywords
vehicles
signaling system
electronic warning
warning signaling
electronic
Prior art date
Application number
IT8521015A
Other languages
Italian (it)
Other versions
IT8521015A0 (en
Inventor
Gerhard Bruggen
Dieter Karr
Josef Winkler
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of IT8521015A0 publication Critical patent/IT8521015A0/en
Application granted granted Critical
Publication of IT1184563B publication Critical patent/IT1184563B/en

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
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • B06B1/0284—Driving circuits for generating signals continuous in time for generating multiple frequencies with consecutive, i.e. sequential generation, e.g. with frequency sweep

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Alarm Devices (AREA)
IT8521015A 1984-06-06 1985-06-04 ELECTRONIC WARNING SIGNALING SYSTEM, IN PARTICULAR FOR VEHICLES IT1184563B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843420988 DE3420988A1 (en) 1984-06-06 1984-06-06 Electronic warning signal system especially for motor vehicles

Publications (2)

Publication Number Publication Date
IT8521015A0 IT8521015A0 (en) 1985-06-04
IT1184563B true IT1184563B (en) 1987-10-28

Family

ID=6237709

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8521015A IT1184563B (en) 1984-06-06 1985-06-04 ELECTRONIC WARNING SIGNALING SYSTEM, IN PARTICULAR FOR VEHICLES

Country Status (3)

Country Link
DE (1) DE3420988A1 (en)
FR (1) FR2565727B1 (en)
IT (1) IT1184563B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0162143U (en) * 1987-04-30 1989-04-20
IT1228767B (en) * 1989-03-29 1991-07-03 Electronsystem Spa ELECTRONICALLY PILOTED HORN FOR MOTOR VEHICLES.
CN101901596B (en) * 2010-08-18 2012-09-19 王伟东 Touch type horn system with counting function

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2518708B1 (en) * 1975-04-26 1976-02-26 Wandel & Goltermann Mobile electro-acoustic alarm system, so-called electronic police horn
FR2333314A1 (en) * 1975-11-27 1977-06-24 Klaxon Sa Loudspeaker supply circuit for acoustic alarm - provides two signals with given frequency ratio using mixer system
DE2554940C2 (en) * 1975-12-06 1977-12-29 Westfälische Metall Industrie KG, Hueck & Co, 4780 Lippstadt Acoustic signal transmitter for motor vehicles
DE2905534C2 (en) * 1975-12-06 1987-04-30 Hella KG Hueck & Co, 4780 Lippstadt Acoustic signaling device for motor vehicles
JPS57210395A (en) * 1981-06-19 1982-12-23 Ricoh Kk Piezo-electric buzzer driving system

Also Published As

Publication number Publication date
IT8521015A0 (en) 1985-06-04
DE3420988A1 (en) 1985-12-12
FR2565727A1 (en) 1985-12-13
FR2565727B1 (en) 1987-12-18

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