Title:
VEHICLE LAMP
Document Type and Number:
Japanese Patent JP2003346516
Kind Code:
A
Abstract:
To provide a vehicle lamp having a red bulb formed by coating red paint on a glass bulb, which is excellent in a luminous flux, chromaticity, and heat-resistance.
In a vehicle lamp having a red bulb 16C formed by coating the outer surface of a glass bulb with red paint containing an iron oxide as a red pigment, a red marker lamp ensuring a reasonable luminous flux (120±20% lm), chromaticity (y<0.335 and z<0.008), and heat-resistance (higher than 350°C) of red paint 38 is obtained by adjusting an ion oxide contained in a red paint coating so as to have the average particle size of 10 to 100 nm and PWC concentration of 60 to 90%.
Inventors:
MITOBE TOSHIAKI
MABE MICHIHIRO
NAKAMURA KOICHI
MABE MICHIHIRO
NAKAMURA KOICHI
Application Number:
JP2002157579A
Publication Date:
December 05, 2003
Filing Date:
May 30, 2002
Export Citation:
Assignee:
KOITO MFG CO LTD
International Classes:
B60Q1/26; F21S10/02; F21V9/08; F21S8/10; H01K1/32; F21W101/14; F21Y101/00; (IPC1-7): F21S8/10; F21S10/02; F21V9/08
Attorney, Agent or Firm:
Yagi Hideto