Title:
VEHICLE ILLUMINATION DEVICE
Document Type and Number:
Japanese Patent JP2019202636
Kind Code:
A
Abstract:
To provide a vehicle illumination device which increases brightness of outgoing light, and can realize glare brightness.SOLUTION: A vehicle illumination device 10 comprises: (A) light emitting parts 30, 32; and (B) a light emitting part storage body 40 which accommodates the light emitting parts 30, 32, and has a light emission part 42 which emits light from a light emission surface 42a toward a vehicle room (A), and a light reflection part 44 which is provided at a position opposite to the light emission part 42 and reflects light. A half mirror layer 50, which has an uneven shape 60 on the light reflection part 44 side and transmits or reflects light, is formed on the light emission part 42. In the state that the vehicle illumination device is provided on a vehicle interior material, the uneven shape 60 is formed so that an angle θ, θof an uneven surface 70a, 70b, which forms the uneven shape itself, to light emission surface 42a becomes 25° or more and 45° or less in a cross-sectional view in a direction orthogonal to a vehicle vertical direction and a direction along the light emission surface 42a.SELECTED DRAWING: Figure 8
Inventors:
ONISHI TAKAHISA
TANAKA KENJI
TANAKA KENJI
Application Number:
JP2018098713A
Publication Date:
November 28, 2019
Filing Date:
May 23, 2018
Export Citation:
Assignee:
TOYOTA BOSHOKU CORP
International Classes:
B60Q3/217; B60Q3/60; B60Q3/64; B60Q3/80; F21S2/00; F21V7/00; F21V8/00
Attorney, Agent or Firm:
Akatsuki Joint Patent Office