JPH07117761A - Rearview mirror for motorcycle - Google Patents

Abstract

PURPOSE:To easily perform the assembling of rearview mirror. CONSTITUTION:A mirror body supporting stay 34 is formed by a rectilinear round bar, and its base end is screwed in an upper cowl stay 23. Since a thread part of the stay 34 is fully clamp, whereby setting operations are over, this rearview mirror is very simply installable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rearview mirror for a motorcycle, and more particularly to a structure of a supporting stay for connecting a mirror body to a vehicle body.

[0002]

2. Description of the Related Art Conventionally, in a rearview mirror of a motorcycle, a mirror body is generally attached to a steering handle or a member on a vehicle body around the handle via a supporting stay. The mirror body is attached to the tip of the supporting stay so that the angle can be freely changed, and is attached to the vehicle body by fixing the base end of the supporting stay to the vehicle body side.

Most of the supporting stays of this type are
It was bent in the middle so that the tip of the mirror body attached to the base end fixed to the vehicle body side was omnipresent on the outer side in the vehicle width direction.

[0004]

However, in order to simplify the structure for attaching the supporting stay to the vehicle body, if the base end is directly screwed to the vehicle body side, the supporting stay is rotated and screwed into the distal end. The assembly of the mirror body was extremely troublesome because it had to be set to the optimum position.

The present invention has been made to solve the above problems, and an object of the present invention is to enable easy assembling.

[0006]

A rearview mirror for a motorcycle according to the present invention is a straight rod having a mirror body supporting stay having a mirror body attached to a tip end thereof so as to be rotatable 360 degrees with respect to a stay axis. The stay is formed with a screw so that the axis of the stay is the same as the axis of the stay, and the base of the stay is screwed to the cowling support member.

[0007]

According to the present invention, the installation is completed by screwing and tightening the stay for supporting the mirror body to the supporting member for cowling.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to FIGS. 1 is a side view of a motorcycle equipped with a rearview mirror according to the present invention, FIG. 2 is a rear view of the same, FIG. 3 is a side view showing an enlarged main part, FIG. 4 is a front view of the same, and FIG. 5 is a mirror body. It is sectional drawing which expands and shows the attachment part of a support stay.

In these figures, 1 is a motorcycle,
In this motorcycle 1, a front fork 5 having a front wheel 3 and a steering handle 4 is steerably supported on a front portion of a body frame 2, and a rear arm 7 having a rear wheel 6 is supported on a rear portion of the vehicle frame 2 so as to be vertically swingable. There is. The vehicle body frame 2 includes a head pipe 8 that supports the front fork 5, a tank rail 9 that extends rearward and downward from the head pipe 8, a down tube 10, and a seat tube 11 that is connected to the rear end of the tank rail 9. The tank rail 9 is formed of a seat rail 12 and the like extending upward from the middle of the tank rail 9. It should be noted that, except for the head pipe 8, among these frame constituent members, the frame members are formed by a tubular body having a quadrangular cross section, and are paired left and right. The body frame 2 is not provided with a pipe corresponding to a conventional backstay.

A rear arm bracket 13 is welded to the rear end of the tank rail 9 and the lower portion of the seat tube 11, and the rear arm 7 is supported by the rear arm bracket 13 via a pivot shaft 7a. Also,
A rear cushion unit 14 is interposed between the rear arm 7 and a cushion unit support bracket (not shown) of the seat rail 12.

15 is an engine, and this engine 15 has 2
It is of a cycle water-cooled single cylinder type, and its front portion is supported by the down tube 10 and its rear portion is supported by the rear arm bracket portion of the vehicle body frame 2. That is, the body frame 2 is a diamond frame.

Reference numeral 16 is a fuel tank supported by the tank rail 9 and the seat rail 12, 17 is a carburetor, 18 is an exhaust pipe, and 19 is a radiator. The carburetor 17 has an atmosphere side communicated with an air cleaner (not shown) below the fuel tank via an intake duct 17a.

Reference numeral 21 is a front cowling having a structure for covering the front portion of the vehicle body from the front, and 22 is a seat cowling. The front cowling 21 is provided at a front portion of the vehicle body frame 2 with reference numeral 23 in FIG.
The headlight 24, the front flasher lamp 25, the rear-view mirror 26, and the like are mounted and supported through brackets such as an upper cowl stay shown in FIG.
Further, the seat cowling 22 is provided with a seat 27,
It is arranged above the rear wheel 6 and is supported and fixed to the seat rail 12.

As shown in FIG. 3, the upper cowl stay 23 includes a pair of left and right stay main bodies 23a formed in a substantially L shape in a side view, and a cross pipe 23b connecting the left and right stay main bodies 23a at the forefront. And a meter support plate 23c for arranging the meters 28 between the left and right stay bodies 23a.
The meters 28 include a tachometer 28a and a speedometer 28b.
The rotation detection cable 28c and the speed detection cable 28d are fixed to the meter support plate 23c by penetrating the meter support plate 23c. The upper cowl stay 23 is provided on the left and right stay main bodies 23.
The lower rear end of a is supported and fixed to the head pipe 8 via a support bracket 29.

The stay main body 23a has an upper end to which the upper portion of the front cowling 21 is screwed by a fixing screw 30 and a rearview mirror 26 described later is attached.
The cross pipe 23b is laterally extended substantially along the front edge of the meters 28, and a cushioning member 31 made of an elastic material such as a sponge is interposed between the cross pipe 23b and the meters 28. Is installed. The front end of the meter support plate 23c is welded to the front end of the cross pipe 23b. The front cowling 21 is screwed to the front end of the meter support plate 23c with a fixing screw 32.

When the cushioning material 31 is provided between the cross pipe 23b and the meters 28 as described above, the meters 28 whose mounting angle is likely to change depending on the extending direction of the rotation detection cable 28c or the speed detection cable 28d. Can be attached to the meter support plate 23c with a small angle deviation.

That is, the rotation detection cable 28c and the speed detection cable 28d are used to rotate the tachometer 28a and the speedometer 28.
It is possible to suppress the tendency of the instrument surface angle from being changed by pulling or pushing b, by the cross pipe 23b that abuts on the front edges of the b via the cushioning material 31.

The rearview mirror 26 includes a mirror body 33 having a mirror body, and a mirror body supporting stay 34 for fixing the mirror body 33 to the upper cowl stay 23.
It is formed from and. The mirror main body 33 has a conventionally well-known structure, and the shape for the left side is different from that for the right side.

The stay 34 for supporting the mirror body is formed in a straight line by a round rod made of metal, and the mirror body 33 is rotatable at one end (tip) 360 degrees with respect to the stay axis C by a ball joint 34a (FIG. 4) or the like. The other end (proximal end) thereof penetrates the front cowling 21 and is screwed to the upper cowl stay 23. Further, the mounting angle of the stay 34 is set such that the tip end extends toward the front and side of the vehicle body with respect to the base end.

Here, the structure of the portion for attaching the stay 34 to the upper cowl stay 23 will be described with reference to FIG. Stay body 23 in the upper cowl stay 23
At the upper end of a, a projection nut 35 is welded to the back surface (the surface opposite to the cowling) at the rear-view mirror mounting position. On the other hand, a male screw 3 is attached to the base end of the stay 34.
4b is formed, and the lock nut 36 is attached to the male screw 34b.
Are screwed together. The male screw 34b is formed such that its axis is the same as the axis C of the stay 34.

The male screw 34b has a collar 3
7, the washer 38, the front cowling 21 sandwiched by the rubber dampers 39 and 40, and the stay body 23a, and are screwed to the projection nut 35.

When the rearview mirror 26 thus constructed is assembled to the vehicle body, the mirror body supporting stay 34 to which the mirror body 33 is previously mounted is screwed to the upper cowl stay 23. More specifically, as shown in FIG. 5, the male screw 34b is passed through the collar 37, the washer 38, the front cowling 21 sandwiched by the rubber dampers 39 and 40, and the stay body 23a, and is screwed to the projection nut 35. Then, the lock nut 36 is tightened.

At this time, since the stay 34 is a round bar formed in a straight line, and the mirror body 33 is attached so as to be rotatable 360 degrees with respect to the stay axis C,
The position of the stay 34 in the screwing direction is not restricted.

Therefore, the rearview mirror 2 according to the present invention.
In 6, the mounting work is completed by the screwing work of the stay 34 for supporting the mirror body.

In addition, as shown in this embodiment, the stay 34
When these are formed in a straight line, this stay 34 can be used for both the left side mirror body 33 and the right side mirror body 33. Therefore, the parts can be shared, and the manufacturing cost can be kept low.

[0026]

As described above, in the rearview mirror for a motorcycle according to the present invention, a mirror body supporting stay having a mirror body attached to the tip end of the stay body so as to be rotatable 360 degrees with respect to the stay axis is formed into a linear circle. Formed by a stick,
A screw was formed at the base end of this stay so that its axis is the same as the stay axis, and the base end of this stay was screwed to the cowling support member.Thus, the mirror body support stay was screwed into the cowling support member. Installation is completed by tightening with.

Therefore, the assembly to the vehicle body can be performed only by the screw tightening work, and the screw tightening position is not restricted. For this reason, the work is completed by fully tightening the screw portion, so that the assembly can be performed very easily.

[Brief description of drawings]

FIG. 1 is a side view of a motorcycle equipped with a rearview mirror according to the present invention.

FIG. 2 is a rear view of the motorcycle equipped with the rearview mirror according to the present invention.

FIG. 3 is a side view showing an enlarged main part.

FIG. 4 is a front view showing an enlarged main part.

FIG. 5 is an enlarged sectional view showing a mounting portion of a stay for supporting the mirror body.

[Explanation of symbols]

 8 head pipe 21 front cowling 23 upper cowl stay 26 rearview mirror 33 mirror body 34 mirror body supporting stay

Claims (1)

[Claims] 1. A rearview mirror for a motorcycle, which is provided on a cowling located in the vicinity of a steering handle, wherein a mirror body is attached to a tip end of the mirror body so as to be rotatable 360 degrees with respect to a stay axis. Is formed by a straight round bar, and a screw is formed at the base end of this stay so that its axis is the same as the stay axis, and the base end of this stay is screwed to the cowling support member. A characteristic rearview mirror for motorcycles.