IT1126439B - ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES - Google Patents

ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES

Info

Publication number
IT1126439B
IT1126439B IT27731/79A IT2773179A IT1126439B IT 1126439 B IT1126439 B IT 1126439B IT 27731/79 A IT27731/79 A IT 27731/79A IT 2773179 A IT2773179 A IT 2773179A IT 1126439 B IT1126439 B IT 1126439B
Authority
IT
Italy
Prior art keywords
perfectly
vehicles
warning device
electromagnetic warning
electromagnetic
Prior art date
Application number
IT27731/79A
Other languages
Italian (it)
Other versions
IT7927731A0 (en
Inventor
Leonardo Beltrame
Original Assignee
Leonardo Beltrame
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 Leonardo Beltrame filed Critical Leonardo Beltrame
Priority to IT27731/79A priority Critical patent/IT1126439B/en
Publication of IT7927731A0 publication Critical patent/IT7927731A0/en
Priority to DE19803044555 priority patent/DE3044555A1/en
Application granted granted Critical
Publication of IT1126439B publication Critical patent/IT1126439B/en

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
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Waveguide Aerials (AREA)
IT27731/79A 1979-11-29 1979-11-29 ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES IT1126439B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT27731/79A IT1126439B (en) 1979-11-29 1979-11-29 ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES
DE19803044555 DE3044555A1 (en) 1979-11-29 1980-11-26 EM hooter for vehicle - has ventilator channels at end of vibrating core holding membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27731/79A IT1126439B (en) 1979-11-29 1979-11-29 ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES

Publications (2)

Publication Number Publication Date
IT7927731A0 IT7927731A0 (en) 1979-11-29
IT1126439B true IT1126439B (en) 1986-05-21

Family

ID=11222220

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27731/79A IT1126439B (en) 1979-11-29 1979-11-29 ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES

Country Status (2)

Country Link
DE (1) DE3044555A1 (en)
IT (1) IT1126439B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4314242C1 (en) * 1993-04-30 1994-04-07 Hella Kg Hueck & Co Electromagnetic signal horn with housing and membrane - has central opening in membrane as four edged hole with edge spacing slightly greater than diameter of mandrel attachment.

Also Published As

Publication number Publication date
IT7927731A0 (en) 1979-11-29
DE3044555A1 (en) 1981-08-27

Similar Documents

Publication Publication Date Title
BR7708368A (en) IMPROVEMENT IN THE ABSORPTION COOLING SYSTEM
MX144015A (en) IMPROVEMENTS IN VACUUM DEVICE FOR CURE OR SCRAP
MX148154A (en) IMPROVEMENTS IN ANTI-THEFT DEVICE FOR VEHICLES
ES490411A0 (en) IMPROVEMENTS IN A RAILWAY VEHICLE
JPS5292495A (en) Warning device
JPS5333097A (en) Warning device
IT1083011B (en) PROTAPACCHI FOR TWO-WHEEL VEHICLES
IT1126439B (en) ELECTROMAGNETIC WARNING DEVICE WITH PERFECTLY STRUCTURE, IN PARTICULAR FOR VEHICLES
JPS5343313A (en) Vehicle device
GB1537910A (en) Crawler vehicle with track-damping device
IT1077074B (en) IMPROVEMENT IN RAIAL TIRES PROVIDED WITH STRUCTURE FOR STRENGTHENING THE SIDES
IT1130786B (en) INDICATOR DEVICE WITH INDICATOR PANEL, ESPECIALLY FOR VEHICLES
ES494046A0 (en) IMPROVEMENTS IN ANTI-THEFT DEVICES FOR VEHICLES
BR7705064A (en) IMPROVEMENT IN THE IGNITION SYSTEM
GB1552790A (en) Vehicle warning devices
IT8012596A0 (en) ANTI-THEFT DEVICE FOR VEHICLES
IT1130401B (en) IMPROVEMENT IN ANTI-THEFT DEVICES FOR VEHICLES
AU1660076A (en) Improvements in vehicle warning devices
JPS5365965A (en) Electromagnetic device with twoostable condition
ES491031A0 (en) ELEVA-LUNAS DEVICE, IN PARTICULAR FOR AUTOMOTIVE VEHICLE
ZA77541B (en) Improvements in vehicle warning devices
ES252464Y (en) ANTI-THEFT DEVICE FOR VEHICLES IN GENERAL
ES218217Y (en) PERFECTED DEVICE FOR FITTING SUNSHOLES IN VEHICLES.
SE7908623L (en) COILING DEVICE FOR THE VEHICLE UNDERWEAR
IT7921435V0 (en) ANTI-THEFT FOR VEHICLES IN GENERAL.