Title:
LAMP UNIT AND VEHICULAR LAMP
Document Type and Number:
WIPO Patent Application WO/2023/153145
Kind Code:
A1
Abstract:
This lamp unit comprises: a light source (1) that emits light (L1); a rotating mirror (3) that has at least one light reflection blade (31) which reflects the light (L1) emitted from the light source (1); a motor (4) for rotating the rotating mirror (3); a fan (6) that is driven by the motor (4) to generate an air flow; a heat sink (7) that dissipates heat generated by the light source (1); and a flexible duct (8) that is configured to guide the air flow from the fan (6) to the heat sink (7).
Inventors:
TAKII NAOKI (JP)
MURAYAMA MASATSUGU (JP)
MURAYAMA MASATSUGU (JP)
Application Number:
PCT/JP2023/001011
Publication Date:
August 17, 2023
Filing Date:
January 16, 2023
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21V29/503; F21S41/145; F21S41/33; F21S41/60; F21S45/435; F21V29/508; F21V29/65; F21V29/67; F21V29/76; F21W102/00; F21Y115/10; F21Y115/30
Foreign References:
| JP2019003908A | 2019-01-10 | |||
| JP2009158265A | 2009-07-16 | |||
| JP2018063891A | 2018-04-19 | |||
| JP2020123486A | 2020-08-13 | |||
| KR20150047826A | 2015-05-06 | |||
| JP2002160579A | 2002-06-04 |
Attorney, Agent or Firm:
SHIN-EI, P.C. (JP)
Download PDF:
Previous Patent: X-RAY IMAGING SYSTEM AND DEVICE DISPLAY METHOD
Next Patent: ILLUMINATION DEVICE AND ILLUMINATION METHOD
Next Patent: ILLUMINATION DEVICE AND ILLUMINATION METHOD