Abstract: A lighting system comprises a plurality of lighting devices interconnected with one another in a communication network, preferably a wireless communication network; the lighting devices define respective equivalent nodes of the network and are configured so that any one of said lighting devices of the lighting system selectively acts as a master, if an initial control input is received directly by that lighting device; and as a slave, if the initial control input is received by another lighting device.
Type:
Grant
Filed:
April 10, 2017
Date of Patent:
April 30, 2019
Assignee:
ARTEMIDE S.P.A.
Inventors:
Carlotta Francesca Isolina Maria De Bevilacqua, Andrea Gallucci
Abstract: A lighting device, in particular a LED lighting device, comprises at least one light source and a reflector extending along and around a longitudinal axis and having an internal reflective surface arranged so as to intercept at least part of the light emitted by the light source and reflect said part towards a light exit opening; the internal reflective surface is a faceted polynomial surface.
Type:
Grant
Filed:
March 24, 2017
Date of Patent:
April 23, 2019
Assignee:
ARTEMIDE S.P.A.
Inventors:
Carlotta Francesca Isolina Maria De Bevilacqua, Roberto Efrem Franzosi
Abstract: A LED lighting device comprises a lighting body extending along an axis and internally provided with a chamber housing a LED light source and is delimited by at least one lateral wall consisting of a diffuser having an outer surface defining an emission surface of the device; the diffuser is an opaline diffuser having a transmission coefficient greater than or equal to 50% and a reflection coefficient greater than or equal to 45%.
Type:
Grant
Filed:
March 10, 2017
Date of Patent:
March 19, 2019
Assignee:
ARTEMIDE S.P.A.
Inventors:
Carlotta Francesca Isolina Maria De Bevilacqua, Roberto Efrem Franzosi
