(19)
(11) EP 1 746 342 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.02.2007 Bulletin 2007/08

(43) Date of publication A2:
24.01.2007 Bulletin 2007/04

(21) Application number: 06116537.9

(22) Date of filing: 04.07.2006
(51) International Patent Classification (IPC): 
F21V 31/04(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 21.07.2005 IT MI20051399

(71) Applicant: iGUZZINI ILLUMINAZIONE S.p.A.
62019 Recanati-Macerata (IT)

(72) Inventor:
  • Guzzini, Giannunzio
    62019 Recanati (Macerata) (IT)

(74) Representative: De Gregori, Antonella et al
Ing. Barzano' & Zanardo Milano S.p.A. Via Borgonuovo 10
20121 Milano
20121 Milano (IT)

   


(54) Lighting appliance filled with an anhydrous and inert gas


(57) Lighting appliance (1) of the type consisting of a housing and protective structure of at least one light source (2), comprising at least one wall (3) made of a material which is transparent or semi-transparent to light, and which defines an internal space (7), filled with an anhydrous and inert gas and substantially isolated from the outside.







Search report