Title:
車両用灯具
Document Type and Number:
Japanese Patent JP4061251
Kind Code:
B2
Abstract:
The device has photo-emissive semiconductor devices (22A-22E) transmitting lights towards front of the device using a reflector (24). A reflecting surface (24a) of the reflector has a parabolic cylindrical surface with a horizontal focal line (FL). The devices (22A-22E) are placed on the line at certain intervals, and the direction of light from each of the devices (22A-22E) is different with respect to the direction of the line.
Inventors:
Hiroyuki Ishida
Application Number:
JP2003286883A
Publication Date:
March 12, 2008
Filing Date:
August 05, 2003
Export Citation:
Assignee:
Koito Manufacturing Co., Ltd.
International Classes:
B60Q1/04; B60Q1/12; F21S8/10; B60Q1/18; F21V5/04; F21V14/02; F21V19/00; F21W107/10; F21Y101/02
Domestic Patent References:
| JP2003031007A | ||||
| JP2002087153A | ||||
| JP5303901A | ||||
| JP4092660U | ||||
| JP5182506A |
Attorney, Agent or Firm:
Takashi Moriyama