Title:
車両用灯具
Document Type and Number:
Japanese Patent JP7431539
Kind Code:
B2
Abstract:
To provide a vehicular lamp that enables a variable type head lamp display or road surface drawing display with high resolution by reducing the bleeding of laser spot light.SOLUTION: A vehicular lamp 1 has a scanning mechanism 4 that scans spot light SP3 by a laser light source 2, and a fluorescent body 6 with a transparent substrate that has a transparent substrate on its back surface and transmits the scanned spot light SP3, and displays a form based on the scanning by the light. The fluorescent body 6 with a transparent substrate has a grid-like groove 19 having a depth from the surface of a fluorescent body 6a to a part of the transparent substrate 6b, and an island-like light emitting part 20 formed from the fluorescent body 6a to a part of the transparent substrate 6b by the grid-like grooves 19.SELECTED DRAWING: Figure 5
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Inventors:
Yuso Maeno
Lord Tokita
Lord Tokita
Application Number:
JP2019165582A
Publication Date:
February 15, 2024
Filing Date:
September 11, 2019
Export Citation:
Assignee:
Koito Manufacturing Co., Ltd.
International Classes:
F21S41/176; F21S41/16; F21S41/675; F21S43/13; F21S43/16; F21S43/30; F21V5/04; F21V7/00; F21V9/45; F21V14/04
Domestic Patent References:
| JP2018077286A | ||||
| JP2015002160A |
Attorney, Agent or Firm:
Patent Attorney Corporation Aoba International Patent Office
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