Title:
車両用灯具
Document Type and Number:
Japanese Patent JP7092465
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a vehicular lighting fixture that can be downsized while successfully dissipating heat generated in a light emitting element.SOLUTION: A vehicular lighting fixture comprises a light source part (20) comprising a light emitting element (23) and a circuit board (21), and a socket part (10) on which the light source part (20) is mounted. The circuit board (21) comprises an opening part. On the circuit board (21), a wiring pattern (24) for driving the light emitting element (23) is formed, and electronic components (25, 26) are mounted. The light emitting element (23) is mounted on a mounting part having higher heat conductivity than that of the circuit board (21) in the opening part.SELECTED DRAWING: Figure 1
Inventors:
Atsushi Ozawa
Application Number:
JP2017084166A
Publication Date:
June 28, 2022
Filing Date:
April 21, 2017
Export Citation:
Assignee:
Koito Manufacturing Co., Ltd.
International Classes:
F21S45/47; F21S41/143; F21S41/19; F21S43/14; F21S43/19; F21V19/00; F21V29/503; F21V29/87; F21V29/89
Domestic Patent References:
| JP2016195098A | ||||
| JP2013004824A | ||||
| JP2015118779A | ||||
| JP2013038018A | ||||
| JP2014049625A | ||||
| JP2012043750A |
Foreign References:
| WO2015180978A1 |
Attorney, Agent or Firm:
Prowin Patent and Trademark Office
Previous Patent: Granular fiber spraying device and granular fiber spraying method
Next Patent: Organic membrane deposition
Next Patent: Organic membrane deposition