EP 3921699 A1 20211215 - DEVICE FOR PROJECTING AN IMAGE SUCH AS A SAFETY SIGN AND/OR A MESSAGE ONTO A SURFACE
Title (en)
DEVICE FOR PROJECTING AN IMAGE SUCH AS A SAFETY SIGN AND/OR A MESSAGE ONTO A SURFACE
Title (de)
VORRICHTUNG ZUR PROJEKTION EINES BILDES, WIE EIN SICHERHEITSZEICHEN UND/ODER EINE NACHRICHT AUF EINE OBERFLÄCHE
Title (fr)
DISPOSITIF DE PROJECTION D'UNE IMAGE TELLE QU'UNE SIGNALISATION DE SÉCURITÉ ET/OU D'UN MESSAGE SUR UNE SURFACE
Publication
Application
Priority
- FR 1901187 A 20190206
- FR 2020050179 W 20200204
Abstract (en)
[origin: WO2020161427A1] The present invention relates to a device for projecting an image such as a safety sign and/or a message onto a surface such as the ground or a wall, said device comprising at least one light source and an optical system comprising at least one optical lens; said device is noteworthy in that it comprises at least means for producing an image and/or a message from a collimated light source, and at least one convergent lens that focuses the collimated beams of the image on the entrance pupil of a fisheye lens or wide-angle objective.
IPC 8 full level
G03B 21/20 (2006.01); F21V 13/04 (2006.01); F21V 13/14 (2006.01); G06K 7/10 (2006.01); F21W 111/02 (2006.01)
CPC (source: EP)
G03B 21/2033 (2013.01); G03B 21/2066 (2013.01); G08B 5/36 (2013.01); G09F 19/12 (2013.01); G09F 19/18 (2013.01)
Citation (search report)
See references of WO 2020161427A1
Designated contracting state (EPC)
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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
FR 3092406 A1 20200807; FR 3092406 B1 20211015; EP 3921699 A1 20211215; WO 2020161427 A1 20200813
DOCDB simple family (application)
FR 1901187 A 20190206; EP 20709269 A 20200204; FR 2020050179 W 20200204