JPH07117748A - Lighting system for front cowl - Google Patents

Abstract

PURPOSE:To provide a lamp device which is able to enlarge a light-emitting area without widening a front cowl. CONSTITUTION:A corner part between a front cowl 9 and a lens 60 forming a fresh air inlet 10 formed in front of the front cowl is notched and each front winker 26 is installed therein. A tip bend 61 of the front winker 26 has an inner side 63 and a bulb 64 in holding an outer side 62 between, tuning round to the lens 60 from the front cowl 9. Therefore, even if a light-emitting area of the tip bend 61 is enlarged, any widening of the front cowl 9 is checked, and further a front carry-over range of light is also made into a wide angle.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a front cowl of a motorcycle or the like provided with a lighting device having a large light emitting area.

[0002]

2. Description of the Related Art Japanese Patent Laid-Open No. 62-149576 discloses
The front cowl of the motorcycle has a front blinker provided on the side surface of the front cowl so as to face the outside air inlet formed on the front surface.

[0003]

In the above-mentioned known example, the lens surface is formed so as to be flush with the outer surface of the front cowl up to the edge of the outside air introduction port. Therefore, in order to increase the light emitting area, the light source has to be pulled inward from the inside of the vehicle body, and as a result, the light reaching range to the front side is narrowed. To avoid this, the width of the front cowl must be increased, which goes against the demand for compact body. The present invention solves such a problem.

[0004]

In order to solve the above problems, the present application provides an outside air introduction port at the front part of a front cowl which covers the front part of the vehicle body from the front to the side, and the inside of the outside air introduction port is surrounded by the front cowl. In addition to being formed by the inner cowl that is continuous with and folded back inward, the front cowl lens surface can be It is characterized in that it is formed by wrapping around from the outer surface of the front cowl to the inner cowl inside the outside air inlet.

[0005]

[Function] Since the lens surface wraps around from the outer surface of the front cowl to the inner cowl in the outside air inlet, the light emitting area becomes large, and even if the light source is pulled inward into the vehicle body, the reach of light in the front is It doesn't become narrow.

[0006]

Since the lens surface is wrapped around from the outer surface of the front cowl to the inner cowl in the outside air inlet, the light emitting area can be increased. In addition, the reach of light to the front is not narrowed, so that the visibility is improved. Therefore, it becomes easy to provide a lighting device having a large light emitting area, such as a front winker that also serves as a side light.

[0007]

2 to 6 show the appearance of an electric motorcycle to which this embodiment is applied. FIG. 2 is a left side view, FIG. 3 is a left perspective view, FIG. 4 is a right perspective view, and FIG. Is a plan view and FIG. 6 is a front view.

In these figures, a front wheel 2 is connected to a central frame 1 via front arms 3a and 3b, and a rear wheel 4 is connected to a rear arm 5.

The frame 1 supports a battery 6 such as a nickel-cadmium battery, a fuel cell 7, and a hydrogen storage chamber 8 made of a hydrogen storage alloy. The fuel cell 7 and the hydrogen storage chamber 8 are covered by a front cowl 9.

An outside air inlet 1 is provided at the front of the front cowl 9.
0 opens and communicates with the outside air introduction passage that is a space inside the front cowl 9. A slope portion 11 is formed in the outside air introduction path behind the outside air introduction port 10 and communicates with the duct 13 via a louver 12 provided here. The outside air inlet 10 is a relatively large opening that opens forward or downward, and the downward portion is directed upward of the front wheel 2.

The duct 13 guides the outside air in the outside air introduction passage to the fuel cell 7, where it reacts with hydrogen from the hydrogen storage chamber 8 to supply electric power to the motor 14 of the rear arm 5 and part of it to the battery 6. store.

The heat generated by the fuel cell 7 is released into the atmosphere by the heat radiation fins 15 provided at the rear of the fuel cell 7, and the water is discharged below the vehicle body by the hose 16.

In FIG. 2, reference numeral 17 is a screen, 18 is a handle, 19 is a seat, 20 is a lower cover, and 21 is a stand storage cover. When you open the stand storage cover,
The internal side stand can be pulled out, and at the same time, the power outlet 22 for charging the battery 6 and the charging port 23 for filling the hydrogen storage chamber 8 with hydrogen are exposed.

Further, 24 is a step, and FC is a front cushion. The rear cushion is the rear arm 5.
It is provided at an appropriate position such as inside the.

Further, as the lights, the front cowl 9
A headlight 25 provided at the front of the vehicle, a front blinker 26, a deceleration indicator light 27 provided at the rear of the rear arm 5, and a tail lamp 29 provided at the rear of the rear cowl 28 are provided.

The ring-shaped rim 30 of the front wheel 2 and the disc 31 inside thereof are connected by a coupling 32, and an axle 33
It is freely rotatable around. The thrust bearing 35 provided on the wheel cover 34 supports the rim 30 in the thrust direction.

A portion of the wheel cover 34 near the axle 33 has a sloping rectifying surface 36 for directing the traveling wind from below toward the outside air inlet 10.

Further, upper portions 37 integrally extending upward from the rectifying surface 36 are formed on the left and right side surfaces of the front wheel 2, and are respectively connected by a front fender 38 having high rigidity, and the front fender 38 functions as a stabilizer of the wheel cover 34. is doing. The portion of the wheel cover 34, which is located between the front arm 3a and the front arm 3b, behind the axle 33 is a spoiler 39.

The structure of the rear wheel 4 is similar to that of the front wheel 2, and
Is a rim, 41 is a disc, 42 is a coupling, 43 is an axle,
44 is a wheel cover, 45 is a thrust bearing, 4
6 and 47 are spoilers.

As is apparent from FIGS. 5 and 6, the handle 18 is formed by pressing a flat bar alloy core material integrally with a carbon fiber reinforced resin and integrally forming it with a polycarbonate screen 17. It is designed to be integrated and improved in aerodynamic characteristics.

The screen 17 is not integrated with the front cowl 9 and can be adjusted up and down by moving the handle boss shaft 50 (FIG. 5) up and down to adjust the riding position. Further, when the screen 17 is raised, a gap is formed between the screen 17 and the upper end of the front cowl 9, and the traveling wind can be introduced mainly around the occupant at low speed through the gap.

A pressure switch 5 is provided on one grip 51.
2 and the brake primary switch 53 are provided, and the pressure provided by the pressure sensitive switch 52 and the brake primary switch 53 can be applied to the front wheels 2 and the rear wheels 4 without operating the brake pedal.

A volume switch type throttle switch (not shown) is provided on one side of the handle 18. By operating this, a throttle signal corresponding to the operation amount of the throttle switch is used for controlling the drive of the motor 14. By inputting to the controller, the rotation of the motor 14 is changed to accelerate / decelerate.

FIG. 1 shows an enlarged cross section taken along the line AA of FIG. However, in this figure, the front cowl 9 and the inner cowl 10
lens 6 provided at the corners of both
There is no connecting member with 0.

Since the inner cowl 10a forms the outside air inlet 10, it is a straightening surface which is continuously folded back from the tip of the front cowl 9 toward the inside of the vehicle body, and the corner portion folded back from the front cowl 9 to the inner cowl 10a is cut out. A front blinker 26 is attached.

The front blinker 26 also serves as a sideways light, and its lens 60 has an outer side surface 62 which forms a continuous curved surface with the front cowl 9 and an inner side surface 63 which forms a continuous curved surface with the inner cowl 10a with the tip bending portion 61 interposed therebetween. Has a substantially chevron cross section, and the outside air inlet 10 is provided from the outer surface of the front cowl 9.
It is formed so as to wrap around to the inner cowl 10a.

Reference numeral 64 is a valve, and 65 is a reflector. Lens 60 With such a configuration, the light emitting area can be increased and the light reaching range to the front can be wide angled.

That is, in the above-mentioned known example, the lens surface is only the portion corresponding to the outer side surface 62, and therefore the range of X in the drawing is only the light emitting area. By the way, if it is attempted to increase the light emitting area, the outer side surface 62 is extended to the rear of the front cowl 9 as indicated by the range Y, and accordingly, the valve 64 is further extended as indicated by the phantom line. You have to move it inwards.

However, in this case, a part of the light of the bulb 64 is blocked by the bent end portion 61, and a shadow Z portion is produced. Therefore, in order to avoid this while maintaining a sufficiently large opening amount of the outside air introduction port 10, the front cowl 9 is expanded outward as indicated by an imaginary line, or the position of the outer side surface 62 is moved inward. However, in order to secure the size of the outside air inlet 10, the front cowl 9
It is necessary to spread the outside. However, in this case, the width of the front cowl 9 becomes large, which violates the request to make the vehicle body compact.

On the other hand, in this embodiment, since the inner surface 63 is provided on the inside 10a of the outside air inlet 10, the light reaching range in front of the lens 60 can be made wider without expanding the front cowl 9. Become. Furthermore, since the light emitted from the inner side surface 63 irradiates the front fender 38 (see FIG. 6) of the front wheel 2, this portion is easily visible from the surroundings, and the visibility is improved as a whole.

[Brief description of drawings]

FIG. 1 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 2 is a left side view of the motorcycle to which the embodiment is applied.

FIG. 3 is a perspective view showing the above left rear view.

FIG. 4 is a perspective view showing the above right rear view.

FIG. 5 is a schematic plan view of the above.

FIG. 6 is a front view of the above.

[Explanation of symbols]

9: Front cowl, 10: Outside air inlet, 10a: Inner cowl, 26: Front blinker, 60: Lens, 6
4: Valve

Claims (1)

[Claims] 1. An outside air inlet is provided in the front of a front cowl that covers the front part of the vehicle body from the front to the sides, and the inside of the outside air inlet is continuous with the front cowl and is folded inward by an inner cowl. In addition to forming the car, in a vehicle equipped with a lighting device such as a front blinker or a sidelight on the outer surface of the front cowl near the outside air inlet, the lens surface of the front cowl wraps around from the outside surface of the front cowl to the inner cowl inside the outside air inlet. A front cowl lighting device characterized by being formed by