F - Mech Eng,Light,Heat,Weapons – 21 – V
Patent
F - Mech Eng,Light,Heat,Weapons
21
V
240/11, 240/147
F21V 7/09 (2006.01) F21V 7/00 (2006.01)
Patent
CA 1280731
7. ABSTRACT The present inventionn provides a composite reflecting mirror for a headlamp comprising a plurality of paraboloidal columnar reflecting surfaces, the reflect- ing surfaces having their focal point on a center line along an approximately horizontal axis, characterized in that the composite reflecting mirror is laterally substantially divided into three portions, i.e., a left end portion, a right end portion and a central portion, the relationship of the left end portion > the central portion and the right end portion > the central portion on the average value of the focal lengths of the plurality of paraboloidal columnar reflecting surfaces included in the respective portions.
515575
Masuyama Kouichi
Oyama Hiroo
Gowling Lafleur Henderson Llp
Stanley Electric Co. Ltd.
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