发明名称 SCHEINWERFER FUER ABBLENDLICHT ODER NEBELLICHT VON KRAFTFAHRZEUGEN.
摘要 The unit has a light source (15) at the centre of the elliptical or parabolic reflector (11). A light stop (19) is provided in the path of the reflected beam between the reflector (11) and an objective lens (21) for limiting the size of the main beam. The optical system, e.g. a secondary reflector (12) is fitted above or below the main reflector (11) for providing an auxiliary light beam using light rays which are not used for the main beam.
申请公布号 DE3686748(D1) 申请公布日期 1992.10.22
申请号 DE19863686748 申请日期 1986.06.04
申请人 ROBERT BOSCH GMBH, 7000 STUTTGART, DE 发明人 KRETSCHMER, HEINZ, W-7124 BOENNIGHEIM, DE;LINDAE, DIPL.-ING., GERHARD, W-7250 LEONBERG, DE;MERKL, ERNST, W-7000 STUTTGART 31, DE;PERTHUS, PETER, W-7000 STUTTGART 30, DE
分类号 F21S8/12;F21S8/10;F21V7/00;F21V7/09;F21V11/00;F21V13/00;(IPC1-7):F21M3/08 主分类号 F21S8/12
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