发明名称 VEHICLE LIGHTING APPLIANCE UNIT
摘要 PROBLEM TO BE SOLVED: To further suppress incongruity which a driver feels when performing the switching of light distribution patterns by using a rotary shade.SOLUTION: A right rotary shade 36 is arranged at a rear part of a projection lens so as to block a part of light which is emitted from a light source, and has a rotation axis A2. The right rotary shade 36 comprises a torsion end face 36i. The torsion end face 36i has an external peripheral edge 36j which extends around the rotation axis A2, and is projected to a front part of the projection lens as a vertical cutoff line 62 of a partial right high-beam pattern 60. The torsion end face 36i intersects with an end edge 36g2 and an end edge 36f3 in positions which are different with respect to a direction of the rotation axis A2. When viewing the right rotary shade 36 from a direction intersecting with an optical axis A1 and the rotation axis A2 of the projection lens, a position in which the torsion end face 36i intersects with the end edge 36g2 approximates the optical axis A1 rather than a position in which the torsion end face 36i intersects with the end edge 36f3.
申请公布号 JP2015158977(A) 申请公布日期 2015.09.03
申请号 JP20140031890 申请日期 2014.02.21
申请人 KOITO MFG CO LTD 发明人 YAMAMOTO TERUAKI
分类号 F21S8/12;F21S8/10 主分类号 F21S8/12
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