Patent ID: 8827520

Claim:
A vehicle headlight comprising: a lamp casing comprising: a lamp housing, wherein at least one surface of the lamp housing is opened; a cover attached to the lamp housing to cover the at least one surface of the lamp housing; a lamp unit disposed in the lamp casing, the lamp unit comprising: a light source configured to emit light; a reflector comprising a reflective surface that reflects the light emitted from the light source; a projection lens that projects the light emitted from the light source toward a forward area; a stationary shade disposed between the projection lens and the light source and configured to block a part of the light emitted from the light source a movable shade supported by the stationary shade so as to move between a shielding position and a non-shielding position and configured to block a part of the light emitted from the light source when the movable shade is located in the shielding position; a drive mechanism configured to rotate the movable shade, the drive mechanism comprising: a yoke; a coil disposed in the yoke; and an output shaft configured to move in an axial direction thereof in response to current supplied to the coil, and a transmission mechanism configured to transmit a driving force of the drive mechanism to the movable shade, wherein at least a part of the yoke of the drive mechanism is a single piece with the stationary shade, wherein the stationary shade includes a light transmission hole having a first light transmission portion and a second light transmission portion, and a center point of the second light transmission portion is located at a center of a horizontal axis of the stationary shade; wherein the movable shade blocks an area of the second light transmission portion in the shielding position.