(19)
(11) EP 4 261 798 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.01.2024 Bulletin 2024/01

(43) Date of publication A2:
18.10.2023 Bulletin 2023/42

(21) Application number: 23167513.3

(22) Date of filing: 12.04.2023
(51) International Patent Classification (IPC): 
G08B 3/10(2006.01)
 G08B 7/06(2006.01)
(52) Cooperative Patent Classification (CPC):
G08B 3/10; G08B 7/06
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 13.04.2022 FI 20224045

(71) Applicant: InnoTrafik Oy
00180 Helsinki (FI)

(72) Inventors:
  • Pirttimaa, Ilkka
    00180 Helsinki (FI)
  • Hänninen, Jouni
    00180 Helsinki (FI)

(74) Representative: Kolster Oy Ab 
Salmisaarenaukio 1 P.O. Box 204
00181 Helsinki
00181 Helsinki (FI)

   


(54) SOUND WARNING DEVICE


(57) An audible alarm device (100) comprises an arrangement (110) for producing an alarm conveyed by means of sound. Furthermore, the audible alarm device comprises a power source (120) connected to said arrangement (110). The audible alarm device additionally comprises a receiver (130) for receiving an alarm signal transmitted by radio, which receiver (130) is connected to the power source (120) and said arrangement (110). Said arrangement (110) is further configured to produce the alarm when the receiver (130) receives the alarm signal.







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