EP 1546464 A1 20050629 - FOG ALARM AND GUIDING DEVICE
Title (en)
FOG ALARM AND GUIDING DEVICE
Title (de)
NEBELWARN- UND -LEITEINRICHTUNG
Title (fr)
DISPOSITIF DE SIGNALISATION DE BROUILLARD ET DE GUIDAGE
Publication
Application
Priority
- AT 0300285 W 20030925
- AT 6602002 U 20021003
Abstract (en)
[origin: WO2004031487A1] Disclosed is a fog alarm device for roads (1), especially highways, comprising optical alarm signal transducers (6) that are disposed along the edge of the road. Said optical alarm signal transducers (6) are fastened within or to a structural device, particularly a guardrail (4, 5), which delimits the respective road section in an uninterrupted manner, and are connected via control lines or in a wireless manner to at least one fog detector (7).
IPC 1-7
IPC 8 full level
E01F 9/00 (2006.01); E01F 9/669 (2016.01); G08G 1/09 (2006.01)
CPC (source: EP)
E01F 9/40 (2016.02); E01F 9/669 (2016.02); G08G 1/0962 (2013.01)
Citation (search report)
See references of WO 2004031487A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2004031487 A1 20040415; AT E346984 T1 20061215; AU 2003265710 A1 20040423; DE 50305868 D1 20070111; EP 1546464 A1 20050629; EP 1546464 B1 20061129; ES 2277648 T3 20070716
DOCDB simple family (application)
AT 0300285 W 20030925; AT 03798819 T 20030925; AU 2003265710 A 20030925; DE 50305868 T 20030925; EP 03798819 A 20030925; ES 03798819 T 20030925