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Title:
VEHICULAR LAMP
Document Type and Number:
Japanese Patent JP2014031157
Kind Code:
A
Abstract:

To provide a vehicular lamp capable of: controlling an increase in power consumption when driving an actuator; and sharing a lighting control device between a lamp with the actuator and the lamp without the actuator.

A vehicular lamp comprises: a light source (an LED) 2 which lights when electric current is applied thereto; a solenoid type actuator 6 to control intensity distribution of light emitted from the light source 2; and a lamp control device LC to control lighting of the light source 2 and drive of the actuator 6. The lamp control device LC has: an electric current control device 10 which outputs constant electric current; and an actuator control device 20 which serially connects the actuator 6 with the light source 2 on the basis of a predetermined signal and conducts the constant electric current output from the electric current control device 10 to the light source 2 and the actuator 6.


Inventors:
SHIBATA YUKI
YOKOI SHOICHIRO
SUZUKI TOMOKAZU
Application Number:
JP2012246304A
Publication Date:
February 20, 2014
Filing Date:
November 08, 2012
Export Citation:
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Assignee:
KOITO MFG CO LTD
International Classes:
B60Q1/14; H05B44/00; F21W107/10
Attorney, Agent or Firm:
Akio Suzuki