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Patent Searching and Data

Document Type and Number:
Japanese Patent JP5206658
Kind Code:
A light source unit mounted in a mount portion of a vehicle includes a heat block and a reflector accommodated in an imaginary cylinder that is defined by a holding device for holding an outer circumference of a lens. A first heat dissipating portion and a second heat dissipating portion, which are partitioned by a partition plate, are provided on an outer circumferential surface of the heat block. A plurality of fins are projected on the first heat dissipating portion which is disposed on a lens side of the heat block so as to extend in a circumferential direction, and a second plurality of fins are projected on the second heat dissipating portion so as to extend in an axial direction of the heat block. The partition plate includes a mounting rib, and a mounting device is provided on the mounting rib for mounting the light source unit in the mount portion of the vehicle.

Yoshiharu Tanaka
Akihiro Misawa
Hiroki Tsuge
Kenji Asano
Application Number:
Publication Date:
June 12, 2013
Filing Date:
December 16, 2009
Export Citation:
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Toyoda Gosei Co., Ltd.
International Classes:
F21S8/10; B60Q1/04; F21Y101/02
Domestic Patent References:
Attorney, Agent or Firm:
Tomimasa Konishi
Tomoko Nakamura