Title:
灯具ユニット
Document Type and Number:
Japanese Patent JP7411134
Kind Code:
B2
Abstract:
To reduce the number of components, and to achieve the miniaturization, in a projector type lamp unit having a reflector.SOLUTION: A lamp unit includes a heat sink 22 which supports a light emitting element 14, and a lens holder 24 which supports a projection lens 12, wherein a reflector 16 is clamped by the lens holder 24 at the right and left two portions, and the heat sink 22 is clamped by the lens holder 24 at the right and left two portions. Accordingly, the number of components of the lamp unit 10 can be reduced. By adopting the clamping which can reduce the required work space and the occupied space of the fixing structure itself compared to the screw fastening, miniaturization of the lamp unit 10 can be achieved.SELECTED DRAWING: Figure 4
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Inventors:
Yukio Nomura
Application Number:
JP2023078887A
Publication Date:
January 10, 2024
Filing Date:
May 11, 2023
Export Citation:
Assignee:
Koito Manufacturing Co., Ltd.
International Classes:
F21S2/00; F21S41/147; F21S41/19; F21S41/29; F21S41/39; F21S41/689; F21S45/47; F21V11/18; F21V14/08; F21V17/00; F21V29/503; F21V29/76
Domestic Patent References:
| JP201264494A | ||||
| JP2017139145A | ||||
| JP201845978A |
Foreign References:
| US20160047518 |
Attorney, Agent or Firm:
Takashi Moriyama