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Vehicle headlight

A technology for headlights and vehicles, which is applied to vehicle components, lighting devices, fixed lighting devices, etc., can solve problems such as blurring of the front cover, and achieve the effects of preventing poor action, improving heat dissipation, and preventing blurring.

Inactive Publication Date: 2008-10-29
KOITO MFG CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] If moisture penetrates into the interior of the vehicle headlamp, it will not only adversely affect the lighting circuit of the discharge lamp, but also cause the problem of blurring the front cover.

Method used

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Examples

Experimental program
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Embodiment Construction

[0025] Embodiments of the vehicle headlamp according to the present invention will be described below with reference to the drawings.

[0026] The vehicle headlamp 1 is mounted on both left and right ends of the front end of the vehicle body.

[0027] As shown in FIG. 1 , a vehicle headlamp 1 is provided with: a lamp body 2 having a concave portion opening forward and a front cover 3 closing the front opening of the lamp body 2 , and is formed so that the lamp body 2 and the front cover 3 The formed inner space serves as the lamp house 4 .

[0028] A substantially cylindrical mounting portion 5 (see FIG. 2 ) is provided at the rear end portion of the lamp body 2 . The attachment part 5 has the opening 5a for attachment which penetrates back and forth. Engaging parts 6, 6, . . . are provided on the inner surface of the mounting part 5. As shown in FIG. The engaging parts 6 , 6 , .

[0029] A lamp unit 7 is arranged in the lamp chamber 4 (see FIG. 1 ). The lamp unit 7 inclu...

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PUM

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Abstract

A vehicle headlight is arranged to prevent moisture from entering into a lighting circuit and a lighting space. A back cover has a cover main body 19 fitted into a fitting portion 5 of a lamp body 2 and made of resin material and connection terminals 20 embedded in the cover main body (except a part of the terminals) and made of metal material and in which the cover main body and the connection terminals are molded integrally. Component inlaying portions in which electronic components that constitute a lighting circuit of a discharge lamp and are connected electrically to the connection terminals are inlaid respectively are provided to the cover main body. A part of the connection terminals protruding from the cover main body is formed as connector terminal portions of a power supply connector for supplying power to the discharge lamp.

Description

technical field [0001] The present invention relates to a vehicle headlamp. Specifically, it relates to the technical field of integrally molding the cover body and the connection terminal of the connector terminal part having the power connector to prevent moisture from entering into the lighting circuit and the space of the lamp. Background technique [0002] A vehicle headlamp has a discharge lamp as a light source and a lighting circuit (ballast) for driving the discharge lamp arranged in a lamp chamber formed by a front cover and a lamp body (for example, refer to Patent Document 1). [0003] In the vehicle headlamp described in Patent Document 1, a back cover called a housing engaging body is fitted into an opening formed at the rear end of the lamp body (lamp housing), and a power connector and various electronic components are assembled therein. The base plate is mounted on the rear side of the back cover. [0004] A frame-shaped wall portion is provided at the rea...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F21S8/10F21V23/00F21V15/02B60Q1/00F21W101/10F21Y101/00
CPCB60Q1/007B60Q1/0094
Inventor 矢敷哲梅原裕巳
Owner KOITO MFG CO LTD
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