The invention relates to a lighting device (1) comprising at least one light source (7), at least one at least partially transparent bulb (4) at least partially surrounding the at least one light source (7), and at least one base (2) for mechanically holding and electrically contacting the lighting device (1). The bulb (4) comprises at least partially a plurality of flat sections (5) on at least one surface (11, 12) of the bulb (4).
申请公布号
WO2011054716(A3)
申请公布日期
2011.09.29
申请号
WO2010EP66252
申请日期
2010.10.27
申请人
OSRAM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG;BERTRAM, RALPH;ENGL, MORITZ;SCHWALENBERG, SIMON