In a shroud-protected high intensity discharge lamp such as a high-power metal halide lamp (10), the mass of the protective shroud (44) surrounding the arc tube (20) is reduced by reducing the thickness of the shroud (44) and/or by using a shroud (44) of glass instead of fused quartz.
申请公布号
WO2007122522(A3)
申请公布日期
2008.06.26
申请号
WO2007IB50971
申请日期
2007.03.20
申请人
KONINKLIJKE PHILIPS ELECTRONICS, N.V.;FELLOWS, MARK, W.;CARBONE, JOSEPH, J.;WOODS, JOSEPH, P.
发明人
FELLOWS, MARK, W.;CARBONE, JOSEPH, J.;WOODS, JOSEPH, P.
