SU505376A3 - Электромагнитное сигнальное устройство, например, дл автомобилей - Google Patents

Электромагнитное сигнальное устройство, например, дл автомобилей

Info

Publication number
SU505376A3
SU505376A3 SU1934207A SU1934207A SU505376A3 SU 505376 A3 SU505376 A3 SU 505376A3 SU 1934207 A SU1934207 A SU 1934207A SU 1934207 A SU1934207 A SU 1934207A SU 505376 A3 SU505376 A3 SU 505376A3
Authority
SU
USSR - Soviet Union
Prior art keywords
cylindrical
signaling device
cars
electromagnetic signaling
catenoid
Prior art date
Application number
SU1934207A
Other languages
English (en)
Russian (ru)
Inventor
Парди Рудольф
Original Assignee
Фабрика Италиана Магнети Марелли С.П.А., (Фирма)
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 Фабрика Италиана Магнети Марелли С.П.А., (Фирма) filed Critical Фабрика Италиана Магнети Марелли С.П.А., (Фирма)
Application granted granted Critical
Publication of SU505376A3 publication Critical patent/SU505376A3/ru

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
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
SU1934207A 1972-05-26 1973-05-25 Электромагнитное сигнальное устройство, например, дл автомобилей SU505376A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24869/72A IT955867B (it) 1972-05-26 1972-05-26 Avvisatore acustico elettromagne tico particolarmente per autovei coli

Publications (1)

Publication Number Publication Date
SU505376A3 true SU505376A3 (ru) 1976-02-28

Family

ID=11214987

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1934207A SU505376A3 (ru) 1972-05-26 1973-05-25 Электромагнитное сигнальное устройство, например, дл автомобилей

Country Status (7)

Country Link
AR (1) AR197606A1 (2)
DE (1) DE2325838A1 (2)
ES (1) ES415228A1 (2)
FR (1) FR2187174A5 (2)
IT (1) IT955867B (2)
SU (1) SU505376A3 (2)
ZA (1) ZA732954B (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1315183B1 (it) * 2000-02-04 2003-02-03 Stebel Spa Avvisatore acustico

Also Published As

Publication number Publication date
AR197606A1 (es) 1974-04-23
ZA732954B (en) 1974-04-24
ES415228A1 (es) 1976-02-01
IT955867B (it) 1973-09-29
DE2325838A1 (de) 1973-12-13
FR2187174A5 (2) 1974-01-11

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