JP2001143508A - Lamp device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lamp device for a vehicle having a new structure capable of being good to see by producing an unexpected external appearance. SOLUTION: The lamp device for a vehicle includes a transparent lens 4 arranged in a lens opening 3a of a housing 3, a multi-reflector 10 combined with a plurality of reflecting surfaces for light distribution and disposed within the housing in such a way that an opening 10b of the multi-reflector 10 faces the lens 4, and a lamp bulb 12 mounted on a bottom portion 10a of the multi- reflector 10. A half mirror 15 having a shape of a bowl opened toward the lens 4 is arranged between the lens 4 and the lamp bulb 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular lamp device provided with, for example, a multi-reflector lamp.

[0002]

2. Description of the Related Art For example, a headlamp device of an automobile may include a multi-reflector headlamp from the viewpoint of improving appearance. As shown in FIG. 3, this multi-reflector headlamp includes a housing 41 having a transparent lens 40 having no cut on its surface for light distribution.
The multi-reflector 42 in which a plurality of reflection surfaces are combined is disposed at the bottom of the housing 41, and a head lamp bulb 43 is attached to the reflector 42.

According to the above-described headlamp apparatus, since the stored objects such as the multi-reflector 42, the headlamp bulb 43, and the turn lamp bulb 44 can be seen from the outside through the lens 40, a conventional lens with a lens cut is used. The novelty can be improved as compared with the case where the lamp or the like is hidden.

[0004]

By the way, in the above-mentioned conventional lamp device, since the lamp function can be seen through the lens from the outside, it looks like a lamp, but once familiar, the appearance of the design is strange or anything. Instead, new ideas are required to stimulate demand.

The present invention has been made in view of such circumstances, and has as its object to provide a vehicular lamp device having a novel structure capable of improving the appearance by producing a strange appearance. And

[0006]

SUMMARY OF THE INVENTION The present invention provides a multi-reflector in which a transparent lens is provided in a lens opening of a housing and a plurality of reflecting surfaces for light distribution are combined in the housing. In a vehicular lamp device having an opening disposed to face the lens and a lamp bulb mounted on the bottom of the multi-reflector, a bowl opening toward the lens is provided between the lens and the lamp bulb. It is characterized in that a half mirror in the shape of a letter is provided.

Here, the half mirror has a function of transmitting light from the lamp unit and reflecting external light incident from the lens, thereby making it difficult for the lamp unit to be seen from the outside.

[0008]

According to the lamp device of the present invention,
Since a bowl-shaped half mirror that opens toward the lens is arranged between the lens and the lamp bulb, when viewed through the lens from the outside, the lamp has an outer shape that looks like a lamp. It has an appearance that it cannot be seen, so that it is possible to produce a mysterious appearance in terms of design, and it is possible to stimulate demand.

Further, since the light from the lamp unit passes through the half mirror and is radiated to the outside via the lens, when the lamp unit is turned on, the light is radiated to the front of the vehicle, thereby exhibiting the function as a lamp. it can.

Further, in the present invention, since the half mirror is formed in a bowl shape that opens to the lens side, when viewed from the outside, the inside of the housing is seen to extend to the back, and the arrangement of the half mirror shortens the distance from the lens. Also, a sufficient sense of depth can be obtained.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 and 2 are views for explaining a vehicle lamp device according to one embodiment of the present invention, and FIG. 1 is a cross-sectional side view of a head lamp device (I in FIG. 2).
FIG. 2 is a perspective view of an automobile provided with a headlamp device.

In FIG. 1, reference numeral 1 denotes an automobile headlamp device, which is disposed on the left and right sides of a front end of a vehicle body 2, and is surrounded by a hood 2a, a front fender panel 2b, and a front bumper 2c.

In the headlamp device 1, a lens opening 3a is formed in the front surface of a housing 3 mounted and fixed to a vehicle body 2, a lens 4 is disposed in the lens opening 3a, and a headlamp unit is provided in the housing 3. 6 and a turn lamp unit 7 are arranged.

The lens 4 is substantially colorless and transparent.
The inside of the housing 3 can be seen from the outside through the lens 4. An engagement groove 3b is formed on the periphery of the lens opening 3a of the housing 3, and a projection 4a formed on the outer periphery of the lens 4 in the engagement groove 3b is airtightly provided with a seal member 5 interposed therebetween. It is fixed.

An extension 8 is provided in the housing 3, and the extension 8 is
And it is screwed and fixed to the housing 3. The extension 8 is composed of a bottomed cylindrical upper extension 8a forming a turn lamp chamber A and a cylindrical lower extension 8b forming a head lamp chamber B. The turn lamp unit A is provided in the turn lamp chamber A. 7 is the headlamp unit 6 in the headlamp chamber B.
Are arranged respectively.

The turn lamp unit 7 is configured such that a turn lamp bulb 20 is detachably mounted on a socket 19 fixedly mounted on a bottom wall 8c of the upper extension portion 8a, and a terminal portion 19b of the socket 19 has a terminal portion 19b. It projects outward from the bottom wall 8c and the housing 3 and is connected to a battery (not shown). A plurality of reflection surfaces for light distribution are formed in a composite on the inner peripheral surface of the upper extension portion 8a by plating, whereby the inner peripheral surface of the upper extension portion 8a functions as a multi-reflector.

The headlamp unit 6 has a socket 1 at a bottom 10a of a substantially bowl-shaped multi-reflector 10 in which a plurality of reflecting surfaces for light distribution are formed by plating.
1 is mounted and fixed, and a headlamp bulb 12 is detachably mounted on the socket 11. A terminal portion 11a of the socket 11 protrudes outward from the housing 3, and a lead (not shown) is connected to a lead 11b of the terminal portion 11a.

The opening 10b of the multi-reflector 10 is disposed so as to surround the outer edge of the inner opening 8d of the lower extension portion 8b.
Is provided with a half mirror 15.

The half mirror 15 has a function of transmitting light from the headlamp bulb 12 and reflecting external light that has entered through the lens 4. While forming a deposition layer of aluminum etc.,
It consists of a semi-transparent mirror in which the protective layer is coated on the deposited layer.

The half mirror 15 is formed in a bowl shape opening toward the lens 4, and a paraboloid 15a is formed on the inner surface of the half mirror 15. The multi-reflector 10 and the headlamp bulb 12 are covered by the half mirror 15.

A half mirror 21 having the same function as the above-mentioned half mirror 15 is disposed in front of the turn lamp bulb 20 in the upper extension portion 8a so as to cover the lamp bulb 20. The half mirror 21 has a bowl shape that opens toward the lens 4,
A paraboloid 21a is formed on the inner surface.

Next, the operation and effect of this embodiment will be described. According to the headlamp device 1 of the present embodiment, the opening 10b of the multi-reflector 10 of the headlamp unit 6
Bowl-shaped half mirror 15 opening toward the lens 4
When viewed through the lens 4 from the outside, the lens has an outer shape resembling a lamp, and has an appearance such that the multi-reflector 10 and the headlamp bulb 12 are not visible while having a depth. As a result, a completely new and mysterious appearance can be produced in terms of design, and it is possible to stimulate demand.

The light from the headlamp bulb 12 passes through the half mirror 15 and is radiated to the outside through the lens 4. Therefore, when the headlamp unit 6 is turned on, the light illuminates the front of the vehicle, and the light as a lamp Functions can be demonstrated.

In the present embodiment, since the inner surface of the half mirror 15 is a paraboloid 15a, when viewed from the outside, the inside of the lower extension portion 8b is seen to extend to the back. By arranging the mirror 15, a sufficient depth feeling can be obtained even when the distance from the lens 4 is short. Here, the inner surface of the half mirror 15 is not limited to the paraboloid 15a, and may be, for example, a spherical surface.

In this embodiment, since the half mirror 21 is provided in front of the turn lamp bulb 20 in the upper extension portion 8 functioning as a multi-reflector, the turn lamp bulb 20 cannot be seen through the lens 4 from outside. Appearance, and a mysterious appearance can be produced in the same manner as described above. Further, since the light from the turn lamp bulb 20 passes through the half mirror 21 and is radiated to the outside, the function as a turn lamp can be exhibited.

In the above-described embodiment, the case where the head lamp unit 6 and the turn lamp unit 7 are housed in one housing 3 has been described as an example. However, in the present invention, both the lamp units 6 and 7 are separately provided. It can also be applied to the case where it is housed in a housing. Further, the lamp device of the present invention is not limited to a head lamp, but can be applied to a rear lamp.

[Brief description of the drawings]

FIG. 1 is a cross-sectional side view (a cross-sectional view taken along line II of FIG. 2) of a headlamp device according to an embodiment of the present invention.

FIG. 2 is a perspective view of an automobile provided with the headlamp device.

FIG. 3 is a cross-sectional side view of a conventional general lamp device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Head lamp apparatus 3 Housing 3a Lens opening 4 Lens 6 Head lamp unit 7 Turn lamp unit 8a Upper extension part (multi-reflector) 10 Multi-reflector 12 Head lamp bulb 15, 21 Half mirror 15a, 21a Parabolic surface 20 Turn lamp bulb

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3K042 AA08 AA12 AC07 BA02 BA09 BB01 BC01 3K080 AA01 AB01 BA01 BB01 BC01 BD01 BE00

Claims (1)

[Claims] 1. A multi-reflector in which a plurality of reflecting surfaces for light distribution are combined in a housing in which a transparent lens is provided in a lens opening of a housing so that the opening of the reflector faces the lens. In the vehicular lamp device having a lamp bulb mounted on the bottom of the multi-reflector, a bowl-shaped half mirror opening toward the lens is disposed between the lens and the lamp bulb. A lamp device for a vehicle, comprising: