Title:
VEHICULAR LAMP
Document Type and Number:
WIPO Patent Application WO/2023/063147
Kind Code:
A1
Abstract:
Provided is a vehicular lamp comprising: a substrate on which a light source is mounted; a heat sink having a substrate attachment part to which the substrate is attached, and heat-dissipating fins protruding from the substrate attachment part; an optical component into which light emitted from the light source enters; and a cover member that covers a light source-side end of the optical component. The heat sink has heat-absorbing ribs protruding from the substrate attachment part toward the substrate to absorb heat generated when the light source is on.
Inventors:
OISHI MITSUGU (JP)
Application Number:
PCT/JP2022/036985
Publication Date:
April 20, 2023
Filing Date:
October 03, 2022
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21S45/47; F21S43/14; F21S43/19; F21S43/237; F21S43/245; F21V29/503; F21V29/74; F21V29/85; F21W103/10; F21W103/20; F21W103/35; F21W103/55; F21W105/00
Foreign References:
| JP2020021665A | 2020-02-06 | |||
| JP2016095979A | 2016-05-26 |
Attorney, Agent or Firm:
TECHNOPEER PATENTS & TRADEMARKS (JP)
Download PDF: