Patent ID: 6796692
Filing Date: 2004-09-28
Classification: F21S

Abstract:
A vehicle headlamp comprising:a light source; a reflector for reflecting light forward from the light source; a movable shade capable of shielding part of light incident on the reflector from the light source or part of light reflected from the reflector; and a shade driver for moving the movable shade between two prescribed positions having different light-shielding amounts for the incident light or the reflected light, wherein the movable shade includes a shade body and a shade leg extending from the shade body, the shade driver includes a solenoid having a plunger extending in a longitudinal direction, the plunger has a prescribed notch formed in a peripheral surface at a position near a tip thereof, and the shade leg has an engaging portion for engaging with the notch, wherein a front end face and a rear end face of the engaging portion have an approximately circular-arc shape, and as the engaging portion abuts on a front end face and a rear end face of the notch, reciprocating movement of the plunger is converted into movement of the movable shade.