EP 1778921 A1 20070502 - STUD FOR ROADS
Title (en)
STUD FOR ROADS
Title (de)
MARKIERUNGSELEMENT FÜR STRASSEN
Title (fr)
PLOT ROUTIER
Publication
Application
Priority
- IB 2005050250 W 20050121
- ZA 200405887 A 20040723
Abstract (en)
[origin: WO2006011064A1] A road marker 20 comprises a body 22. A photodetector 26 mounted on the body is responsive to illumination by headlights of a first vehicle approaching the body. The photodetector is connected in a circuit 32 on the body also comprising a light emitting device 30. The circuit being configured to energize the light emitting device upon illumination of the photodetector by the head lights of a vehicle approaching the body in a first direction A and the light emitting device is mounted on the body to enhance visibility of the body, particularly for a driver of a second vehicle being driven in a direction B other than the first direction.
IPC 8 full level
E01F 9/06 (2006.01)
CPC (source: EP US)
E01F 9/559 (2016.02 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2006011064 A1 20060202; EP 1778921 A1 20070502; US 2008030978 A1 20080207
DOCDB simple family (application)
IB 2005050250 W 20050121; EP 05702744 A 20050121; US 63260605 A 20050121