JP2002231012A - Lighting fixture for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure a wide display part without adversely affecting a good look, luminous distribution and visibility. SOLUTION: A lighting room 4, laid out with a lamp housing 2 and a plain glass lens 3 fitted in front of it, is provided with a light source bulb 5 and a reflector 6 reflecting light of the light source bulb 5 in the direction of the lens 3, as well as an inner panel 7, with display parts A, B, C formed, of an elastic plate-shaped body mounted along an inner side face of an erected wall 2a of the lamp housing 2 on its own repulsive force. Unlike a display part formed on the exposed outside face, the display parts A, B, C keep their good appearance and do not hinder a high pass, and their visibility is sell secured through the plain glass lens 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular lamp provided with a transparent lens such as a fog lamp.

[0002]

2. Description of the Related Art In a conventional vehicular lamp 100, as shown in FIG. 5, a lamp room 4 is defined by a lamp housing 2 and a transparent lens 3 disposed on the front surface thereof. A light source bulb 5 and a reflector 6 for reflecting light from the light source bulb 5 toward the lens 3 are generally provided therein. The reflector 6 can be formed separately from the lamp housing 2, but in the vehicle lamp 100, the inner surface of the lamp housing 2 is formed by aluminum evaporation.

In the conventional vehicular lamp 100, necessary indications such as legally required items (authorization mark, authorization number, model designation number, etc.) are provided by engraving or printing in the front of the transparent lens 3. For example, the display unit A,
B and C are applied.

[0004]

As described above, in the conventional vehicle lighting device 100, the display portions A, B, and C are formed in the front of the transparent lens 3, so that the display portions A, B, and In the formation of C, there are many restrictions such as not deteriorating the appearance and not adversely affecting the light distribution performance, and the display portions A, B, and C are limited to an extremely narrow range. Only the bare minimum display of necessary items is barely possible, but the display of colors and patterns that induce a change in design is stupid, and it is impossible to display a wide variety of information such as logo mark, manufacturer name, manufacturer name etc. Has the problem of becoming

In addition, engraving and printing on the transparent lens 3 have a problem that the cost is increased in any case, such as an increase in the mold allowance or an operation on a curved surface, resulting in poor workability. are doing.

Further, the display portions A,
Since the lenses B and C are formed, it is necessary to assemble the transparent lens 3 for each manufacturer and for each vehicle type, and there is a problem that the number of parts increases and the parts management becomes complicated. I have.

Therefore, the present invention can secure a wide display section without adversely affecting the appearance, the light distribution performance, and the visibility, can display colors and patterns on the display section, and can easily perform a display operation. Accordingly, it is an object of the present invention to provide a vehicular lamp that does not incur a high cost and that can be easily handled by manufacturer and by vehicle type.

[0008]

According to the first aspect of the present invention, a lamp chamber is defined by a lamp housing and a transparent lens disposed on a front surface of the lamp housing. A vehicular lamp including a light source bulb and a reflector that reflects light of the light source bulb in a lens direction in a room, wherein an inner panel made of an elastic plate-like body is formed by a repulsive force of the inner panel on a standing wall of the lamp housing. The display is mounted on the inner panel to form a display section on the inner panel.

For this reason, according to the first aspect of the present invention, the display portion is formed on the inner panel mounted along the inner surface of the standing wall of the lamp housing, so that the display formed on the exposed outer surface. Unlike the section, the appearance is not impaired, the optical path is not blocked, and the visibility to the display section can be sufficiently ensured through the transparent lens.

Further, since the display section can be formed on the entire surface of the inner panel, a wide display area can be ensured, and a color and a pattern can be displayed.

The display operation on the inner panel is performed by printing or painting, but the operation is easy because the inner panel is a plate.

In addition, the lamp structure other than the inner panel is used in common, and only the inner panel is changed, so that it is possible to easily cope with manufacturers and vehicle types.

According to a second aspect of the present invention, there is provided the vehicular lamp according to the first aspect, wherein the standing wall of the lamp housing is formed in a substantially cylindrical shape, and the inner panel is a flat plate. It is characterized in that both ends of the body are formed in a curl shape along the inner surface of the standing wall.

Therefore, according to the second aspect of the present invention, both ends of the inner panel can be brought into close contact with the inner surface of the standing wall.

According to a third aspect of the present invention, there is provided the vehicular lamp according to the first or second aspect, wherein both ends of the inner panel abut against an upper portion of a standing wall of the lamp housing in a body mounting posture. Is formed.

Therefore, according to the third aspect of the present invention, the inner panel after mounting is positioned by being prevented from rotating by the rib. After the lamp is mounted on the vehicle body, the rib is located above the standing wall of the lamp housing, so that the seam between the rib and the inner panel can be hidden from the outside.

[0017]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 shows a vehicular lamp 1 as one embodiment of the present invention. In the vehicular lamp 1, a lamp chamber 4 is defined by a lamp housing 2 and a transparent lens 3 disposed on the front of the lamp housing 2, and a light source bulb 5 and light of the light source bulb 5 are provided in the lamp chamber 4. A reflector 6 for reflecting light in the direction of the lens 3 is provided.

The vehicular lamp 1 has an inner panel 7 made of an elastic plate-like body mounted along the inner surface 2b of the standing wall 2a of the lamp housing 2 by its own repulsive force. Panel 7 has display units A, B, and C
Are formed.

In this embodiment, the standing wall 2a of the lamp housing 2 is formed in a cylindrical shape, and the inner panel 7
Are, as shown in FIG. 2, both ends 7a, 7a of the flat plate body.
Is formed in a curl shape along the inner side surface 2b of the standing wall 2a. At this time, both ends 7 of the inner panel 7
The intermediate portion 7b between a and 7a is maintained as a flat plate.

More specifically, the inner panel 7 is made of, for example, a thin plate made of synthetic resin or a thin plate made of metal such as aluminum (having a thickness of about 0.3 mm), and has substantially the same inner peripheral length and depth as the standing wall 2a. Are formed as rectangular flat plates having a length and a width. After the display portions A, B, and C are formed on the flat plate by printing or painting, both ends 7a, 7a are formed.
Only the inner part of the housing is formed in a curl shape according to the inner diameter of the housing.

The transparent lens 3 does not require the formation of the display portions A, B and C as in the prior art, and is designed only with the lens function. As a result, not only the conventional display portions A, B, and C disappear from the transparent lens 3 to improve the design, but also the light distribution performance.

Preferably, the vehicle lamp 1 has ribs 10 at both ends of the inner panel 7 abutting on the upper part of the standing wall 2a of the lamp housing 2 in the vehicle body mounting posture (see FIG. 1A). (FIG. 1 (a),
(B), see FIGS. 3 and 4). The rib 10 is formed along the depth direction of the standing wall 2a so as to protrude from the inner side surface 2b of a portion corresponding to the top of the standing wall 2a in the vehicle body mounting posture. The lamp housing 2 has a stepped portion 2c formed inside the rear end portion of the standing wall 2a at the depth.

The inner panel 7 is mounted without any gap inside the standing wall 2a by its own repulsive force without using any fasteners such as screws. That is, the inner panel 7 has the display surfaces A, B, and C formed on the inner side, and the opposite side is brought into close contact with the inner side surface 2b of the standing wall 2a. And one end in the longitudinal direction is attached to the stepped portion 2c.

In the vehicle lamp 1 thus configured, the display portions A, B, and C are formed on the inner panel 7 mounted along the inner surface 2b of the standing wall 2a of the lamp housing 2. Therefore, unlike the display portion formed on the exposed outer surface (see the conventional example), the appearance is not impaired, the optical path is not blocked, and the visibility of the display portions A, B, and C is not increased. Can be sufficiently secured.

Further, since the display portions A, B, and C can be formed on the entire surface of the inner panel 7, a wide display area can be secured, and colors and patterns can be displayed. For this reason, in the vehicle lighting device 1, not only legally required matters,
A variety of information can be displayed as required, such as a logo mark, a manufacturing country name, and a manufacturer name.

The display work on the inner panel 7 is performed by silk printing or painting. However, since the inner panel 7 is a plate-like body, the work is easy, and various kinds of display can be easily performed.

Further, since the inner panel 7 can be mounted without using any fastener such as a screw, the inner panel 7 is not only easy to mount, does not involve an increase in weight, but is also easily disassembled. Thus, the recycling operation can be facilitated.

Further, the lamp structure other than the inner panel 7 is used in common, and only the inner panel 7 is changed, so that it is possible to easily cope with manufacturers and vehicle types.

Further, both ends 7a, 7a of the inner panel 7 are provided.
Is formed in a curl shape along the inner surface 2b of the standing wall 2a, so that both ends 7a, 7a can be brought into close contact with the inner surface 2a of the standing wall 2, and a stable mounting state can be obtained.

Furthermore, since the inner panel 7 after being mounted is positioned so as to be prevented from rotating by the rib 10, the stable mounting state described above can be maintained, and after the lamp is mounted on the vehicle body, the rib 10 is Since it is located above the standing wall 2a of the lamp housing 2, the rib 10
In addition, the seam of the inner panel 7 can be hidden from the outside visual field of a human, so that the appearance is not impaired.

[0032]

As described above in detail, according to the first aspect of the present invention, the display portion is formed on the inner panel mounted on the standing wall of the lamp housing, so that the appearance and the light distribution performance are improved. , And a wide display section can be secured without adversely affecting the visibility, the display section can display colors and patterns, and the display work is easy and does not incur a high cost. It is possible to provide a vehicular lamp that can be easily adapted to the type.

According to the second aspect of the present invention, both ends of the inner panel are formed in a curl shape along the inner surface of the standing wall, so that both ends are stably attached to the inner surface of the standing wall. You can get the status.

According to the third aspect of the present invention, since the inner panel after mounting is positioned by being prevented from rotating by the ribs, the mounting state can be stably maintained, and the lamp is mounted on the vehicle body. After that, the rib will be located at the top of the standing wall of the lamp housing, so the seam of the rib and the inner panel can be hidden from the outside,
This does not impair the appearance.

[Brief description of the drawings]

FIG. 1 is a vehicle lamp as one embodiment of the present invention;
(A) is a central longitudinal sectional view, (b) is a front view.

FIG. 2 is a perspective view of an inner panel applied to the vehicular lamp of FIG. 1;

FIG. 3 is an enlarged view of a main part of FIG. 1 (b).

FIG. 4 is an enlarged view of a main part of FIG.

FIG. 5 is a conventional vehicle lamp, in which (a) is a central longitudinal sectional view,
(B) is a front view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Vehicle lamp 2 Lamp housing 2a Standing wall (of lamp housing) 3 Lens (plain lens) 4 Light room 5 Light source bulb 6 Reflector 7 Inner panel 7a End (of inner panel) 10 Rib A, B, C Display

Claims (3)

[Claims] 1. A lamp chamber is defined by a lamp housing and a transparent lens disposed on a front surface of the lamp housing. The lamp chamber includes a light source bulb and a reflector for reflecting light from the light source bulb toward the lens. A lamp for a vehicle, wherein an inner panel made of an elastic plate is mounted along an inner surface of a standing wall of the lamp housing by its own repulsive force, and a display portion is formed on the inner panel. Vehicle lighting device. 2. The vehicular lamp according to claim 1, wherein an upright wall of the lamp housing is formed in a substantially cylindrical shape, and the inner panel has both ends of a flat plate body at the upright wall. A vehicular lamp characterized by being formed in a curl shape along an inner surface of a vehicle. 3. The vehicular lamp according to claim 1, wherein a rib is formed at an upper portion of a standing wall of the lamp housing in a vehicle body mounting posture, with both end surfaces of the inner panel abutting. Vehicle lighting fixtures.