To provide a sight adjustment method for a vehicle headlamp, a sight adjustment mechanism for the vehicle headlamp, and the vehicle headlamp that can display a light distribution pattern for a high beam free of a surplus extinction range through composition of a multi-division light distribution pattern.SOLUTION: In a sight adjustment method for a vehicle headlamp 1 based upon a reference point on a light-dark border of light distribution patterns (Hb, Lb), an intersection EP2 of a vertical light-dark border Lf1 of one multi-division light distribution pattern Hb3 among multi-division light distribution patterns (Hb1-Hb4), forming a light distribution pattern Hb for a high beam through composition, and a light distribution pattern Lb for a low beam is defined as a reference point.SELECTED DRAWING: Figure 5
【課題】多分割配光パターンの合成によって余分な消灯範囲の無いハイビーム用配光パターンを表示可能な車両用前照灯の照準調整方法、車両用前照灯の照準調整機構及び車両用前照灯の提供。【解決手段】配光パターン(Hb、Lb)の明暗境界上の基準点に基づいて行う車両用前照灯1の照準調整方法において、合成によってハイビーム用配光パターンHbを形成する多分割配光パターン(Hb1〜Hb4)の一部Hb3の垂直明暗境界Lf1と、ロービーム用配光パターンLbの水平明暗境界CF1との交点EP2を前記基準点とした。【選択図】図5
SIGHT ADJUSTMENT METHOD FOR VEHICLE HEADLAMP, SIGHT ADJUSTMENT MECHANISM FOR VEHICLE HEADLAMP, AND VEHICLE HEADLAMP
車両用前照灯の照準調整方法及び車両用前照灯の照準調整機構及び車両用前照灯。
2019-06-13
Patent
Elektronische Ressource
Japanisch
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
Europäisches Patentamt | 2019
|Europäisches Patentamt | 2022
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