(19)
(11)EP 2 164 305 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
21.05.2014 Bulletin 2014/21

(43)Date of publication A2:
17.03.2010 Bulletin 2010/11

(21)Application number: 09011592.4

(22)Date of filing:  10.09.2009
(51)International Patent Classification (IPC): 
H05B 41/18(2006.01)
H01J 61/56(2006.01)
(84)Designated Contracting States:
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 SE SI SK SM TR
Designated Extension States:
AL BA RS

(30)Priority: 12.09.2008 US 209732

(71)Applicant: OSRAM-SYLVANIA INC.
Danvers, MA 01923 (US)

(72)Inventors:
  • Freeman, Glenn
    Danvers, MA 01923 (US)
  • Johnsen, Andrew
    Danvers, MA 01923 (US)

(74)Representative: Lemke, Jörg-Michael 
Patentanwalt Hofmarkstrasse 10
86447 Aindling
86447 Aindling (DE)

  


(54)Integrated igniter base for ceramic metal halide light source


(57) A PAR38 light source assembly for use with a fixture having PAR38 socket connected to a ballast circuit for generating a ballast voltage. An electrically insulating housing supports a PAR38 screw base and encloses a CMH lamp and a circuit board providing a high voltage to ignite or reignite the lamp. The housing supports a reflector a lens wherein the lens, the reflector and the housing form an electrically insulating enclosure so that the PAR38 screw base is the only electrically conductive portion.







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