JPH11165673A - Wiring method for motorcycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To conduct wiring easily and completely for an electric part supported on a handlebar cover for a motorcycle without using wire harness. SOLUTION: A bus bar embedded base 21 where a plurality of bus bars 22 consisting of metallic plate member or metallic rod member are embedded is injection-molded inside synthetic resin in advance, and a part of bus bar embedded base 21 is cast with bridge parts 11 -17 at the time of injection-molding a handlebar cover 1, by which the bus bar embedded base 21 is integrated inside the inner surface of the handlebar cover 1. In mounting a meter unit 5 and various switches Ss, Sd, Sw, Sh on the handlebar cover 1, a connector formed integrally with them is automatically-connected to connectors 25, 30-33 formed integrally with the bus bar embedded base 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motorcycle wiring method for supplying power to electric parts supported on a handlebar cover of a motorcycle.

[0002]

2. Description of the Related Art Hitherto, wiring for electric parts such as meters and switches provided on a handle cover for covering a bar handle of a motorcycle has been performed via a wire harness (for example, Japanese Patent Application Laid-Open No. Sho 60-244680). reference).

[0003]

In the above-mentioned conventional device, it is necessary to connect a connector provided at an end of the wire harness to an electric component on the inner surface side of the handle cover after attaching a meter or a switch to the handle cover. Therefore, there is a problem that not only the work of attaching and detaching the connector is troublesome and the number of operation steps is increased, but also that the workability is reduced because the front and rear handle covers cannot be connected until the wiring operation is completed. In addition, the wire harness may be entangled or wrapped during wiring, resulting in poor assembling workability, and may cause short-circuiting, disconnection, incorrect assembly, and the like.

[0004] The present invention has been made in view of the above circumstances, and has as its object to facilitate and reliably perform wiring work for electric components supported by a handle cover without using a wire harness.

[0005]

According to one aspect of the present invention, there is provided a motorcycle wiring method for supplying power to an electric component supported on a handlebar cover of a motorcycle. Injection molding a synthetic resin busbar burying base having a plurality of busbars made of a metal plate or a metal bar embedded therein, and injection molding a synthetic resin handle cover so as to wrap at least a part of the busbar burying base. And a step of mounting an electric component on the handle cover and electrically connecting the electric component to the bus bar.

According to the above configuration, the wiring is performed using the bus bar buried base having the bus bar buried therein,
Not only can the number of parts and man-hours required for wiring be reduced compared to the case of using a wire harness, but also the possibility of short-circuiting, disconnection, incorrect assembly, etc. can be reduced. Durability against long-term use can be increased.

[0007] Further, by separately molding the busbar-embedded base and the handle cover, not only can the structure of the mold be simplified as compared with the case where both are molded at the same time, but also the busbar-embedded base can be simplified. Since the thickness of the handle cover can be made uniform without being affected by the thickness, it is possible to prevent the occurrence of sink marks at the time of molding the handle cover and improve the quality of the handle cover.

In addition, at the time of molding the handle cover, at least a part of the bus bar burying base is wrapped with a synthetic resin to integrate them, so that the handle cover and the bus bar burying base reinforce each other to increase the overall rigidity. .

According to a second aspect of the present invention, in addition to the configuration of the first aspect, a plurality of bus bars connected and integrated by a connecting portion are embedded in a bus bar burying base, and then the connecting portion is integrated. Is cut and removed.

[0010] According to the above configuration, by connecting a plurality of bus bars at the connecting portion and integrating them, not only can the bus bars be prevented from falling apart, and the convenience of manufacture and handling can be improved. After the bus bar is buried and fixed in the bus bar burying base, electrical connection between the bus bars can be cut off by cutting and removing the connection portion.

According to a third aspect of the present invention, in addition to the configuration of the second aspect, the busbar burying base has an opening facing the connection portion, and the busbar burying base is formed through the opening during injection molding of the busbar burying base. The bus bar is held, and the connection portion is cut and removed through the opening after injection molding of the bus bar embedded substrate.

According to the above configuration, when setting the bus bar in the mold of the bus bar burying base, not only can the bus bar be held through the opening of the bus bar burying base, but also the connection of the bus bar through the opening. Since the portion can be cut and removed, there is no need to form a special opening for cutting and removing the connection portion.

According to a fourth aspect of the present invention, in addition to the configuration of the third aspect, the opening is filled with a synthetic resin by covering the opening of the busbar burying base during the injection molding of the handle cover. Features.

According to the above construction, the synthetic resin is automatically filled into the opening of the busbar buried base during the injection molding of the handle cover, so that a special filling step is not required and the man-hour can be reduced. With the synthetic resin filled in the opening, the insulation of the bus bar and the improvement of the rigidity of the bus bar burying base can be simultaneously achieved.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described based on embodiments of the present invention shown in the accompanying drawings.

1 to 13 show an embodiment of the present invention. FIG. 1 is a rear view of a motorcycle, and FIG. 2 is an enlarged view of a main part of FIG. 1, showing a front side of a rear handle cover. FIG. 3 is a view showing the rear side of the rear handle cover, and FIG.
5 is a sectional view taken along line 4-4, FIG. 5 is a sectional view taken along line 5-5 in FIG.
5 is an enlarged view of a main part of FIG. 5, FIG. 7 is a single view of a bus bar burying base, FIG. 8 is an enlarged view of 8 part of FIG. 7, FIG. FIG. 11 is a perspective view of a male terminal and a female terminal of a switch connector, FIG. 12 is a perspective view of a starter switch, and FIG.
FIG. 4 is an explanatory diagram of a wiring state by a bus bar.

FIG. 1 is a rear view of a scooter-type motorcycle V. The rear portion of a bar handle is covered with a rear handle cover 1 made of synthetic resin, and a left grip 2 and a right grip 3 are provided from both left and right ends thereof. Protrude.

FIG. 2 is an enlarged view of the outer surface side (the side seen by the rider) of the rear handle cover 1, and a meter unit 5 covered with a transparent meter cover 4 is provided at the center thereof. The meter unit 5 includes a speedometer 6, a fuel meter 7, an odometer 8, a speed warning lamp 9, a turn pilot lamp 10, and an oil warning lamp 11. Rear handle cover 1
A starter switch Ss is mounted on the right end of the vehicle, and a dimmer switch Sd, a turn signal switch Sw, and a horn switch Sh are mounted on the left end of the rear handle cover 1. These meter unit 5 and starter switch S
The s, the dimmer switch Sd, the turn signal switch Sw, and the horn switch Sh constitute an electric component of the present invention.

FIG. 3 shows the rear handle cover 1 shown in FIG.
Is viewed from the back side of the paper surface, and the inner surface side of the rear handle cover 1 is usually covered with a front cover (not shown) and cannot be seen from the outside. On the inner surface of the rear handle cover 1, a busbar burying base 21 instead of the conventional wire harness is disposed in the left-right direction. The meter unit 5, the starter switch and the busbar 22 buried in the busbar burying base 21 are provided. The Ss, the dimmer switch Sd, the turn signal switch Sw, and the horn switch Sh are connected to a battery and electrical components provided on the vehicle body side of the motorcycle V.

FIG. 7 shows the bus bar burying base 21 alone. The busbar burying base 21 is formed by injection-molding a synthetic resin, and has a large number of busbars 22 embedded therein as a conductor formed by punching a metal plate. The bus bar embedding substrate 21 is formed with ten openings 21 ₁ to 21 _10, the bus bar 22 ... part from the openings 21 ₁ to 21 ₁₀ is exposed. Each bus bar 2
Are composed of a thin and thin metal plate, it is difficult to arrange and embed a large number of bus bars 22 in the bus bar embedment base 21 at the time of injection molding. Therefore, the openings 21 ₁ ,
In the portion facing the 21 _2, a plurality of bus bars 22 ... are connected together by the connecting portion 23 ... (see the hatched portion in FIG. 8 (A)).

By thus integrating the plurality of bus bars 22 at the connecting portions 23, the bus bars 22 are formed.
Not only can the assembly of the busbars 22 be prevented from falling apart to facilitate manufacture and handling, but also when the assembly of the busbars 22 is set in a mold for injection-molding the busbar-embedded base 21, by holding the integral part in the connection portion 23 ... to face the opening 21 _1, 21 ₂ of the bus bar embedding substrate 21, it is possible to perform the positioning easily and reliably.

[0022] Such a bus bar embedded substrate 21 after injection molding, the bus bars 22 facing to the opening 21 _1, 21 ₂ ...
Of the bus bars 22 are cut off from each other so as not to be electrically connected to each other, and the state shown in FIG. 8B is obtained. Thus the opening 21 _1, 21 ₂ by using the bus bar 22 ... connecting portion 2
3 can be cut and removed, so that there is no need to form a special opening. As described above, 10 of the busbar embedded substrate 21
Of pieces of openings 21 ₁ to 21 _10, two openings 21 ₂₁ to
Although the description has been made by taking the example of 1 ₂ , the remaining 8 openings 21 ₃
The same is true for to 21 _10.

As is apparent from FIG. 7, a male connector 24 connected to a battery or electric components provided on the vehicle body side of the motorcycle V and a meter unit 5 are provided at the center of the busbar burying base 21. And the male connector 25 are integrally formed. An opening 26 for mounting the starter switch Ss is formed at one end of the bus bar burying base 21, and the dimmer switch S is formed at the other end.
d, turn signal switch Sw and horn switch Sh
Are formed, three openings 27, 28 and 29 are formed, and the male connectors 30 are respectively formed in the openings 26 to 29.
To 33 are provided integrally. Four openings 34 to 37 are also formed in the rear handle cover 1 corresponding to the openings 26 to 29 formed in the busbar burying base 21 (see FIG. 2).

As shown in FIG. 13, a male connector 24 connected to a battery or an electrical component, a male connector 25 connected to the meter unit 5, and four switches S
Male connectors 30 to 3 connected to s, Sd, Sw, Sh
3 are connected to each other by a plurality of bus bars 22.

The busbar burying substrate 21 having the above structure is
When the handle cover 1 is injection molded with synthetic resin,
Set in the mold and integrated with the rear handle cover 1
Is done. That is, it is provided on the outer periphery of the bus bar
The collar 21₁₁(See Fig. 7)
Top part 1_TenBy embedding in the rear handle cover
The busbar burying base 21 is supported on the base 1 (see FIG. 5).
FIG. 3 shows a bus bar integrated with the rear handle cover 1.
A buried substrate 21 is shown. As shown in the figure,
The busbar burying base 21 is a part of the rear handle cover 1.
Some seven bridge parts 1₁~ 1₇By the rear hand
Supported by the cover 1. See also FIGS. 3 and 7
Then it is clear that the bridge 1₁Is buried in the busbar
Two openings 21 in base 21₁, 21_TwoFormed to cover
And the bridge part 1_TwoIs the opening 21 _ThreeFormed to cover
The bridge 1_ThreeIs the opening 21_FourFormed to cover
The bridge 1_FourIs two openings 21_Five, 21₆Cover
Formed in the bridge part 1_FiveIs two openings 21₇,
21₈Bridge portion 1₆Is opening 2
1₉Bridge portion 1₇Is the opening 21
_TenFormed so as to cover

FIG. 4 shows the seven bridge sections ₁₁ to 1.
Bridge portion 1 ₄ is shown in cross-section _7, which is one of. Inside the bridge portion 1 ₄ is positioned an opening 21 ₅ busbar embedding substrate 21, the opening 21 ₅ is filled with synthetic resin of the rear handlebar cover 1. Thus, the opening 21 of the ₅ 8 which has been exposed to the bus bar 22 ... is completely covered and insulated so as not to conduct to each other by a synthetic resin.

The busbar-embedded base 21 having the plurality of busbars 22 embedded therein is formed of a synthetic resin, and when the rear handle cover 1 is formed, the busbar-embedded base 2 is formed.
Since the 1 seven bridge portions 1 ₁ to 1 ₇ integral with the rear handlebar cover 1, it has the following merits.

First, the bus bar burying base 21 whose structure is relatively complicated because the bus bars 22 are buried therein.
Is formed separately from the rear handle cover 1,
The structures of the mold of the busbar burying base 21 and the mold of the rear handle cover 1 can be simplified.

Second, since the busbar burying base 21 is formed separately from the rear handle cover 1, the thickness of the rear handle cover 1 can be made uniform without being affected by the thickness of the busbar burying base 21. Thereby, the appearance of the rear handle cover 1 can be enhanced by preventing the occurrence of sink marks during molding.

[0030] Thirdly, since the integration of the busbar embedding substrate 21 and the rear handle cover 1 by embedding the busbar embedding substrate 21 into a plurality of bridge portions 1 ₁ to 1 _7,
The busbar burying base 21 and the rear handle cover 1 reinforce each other to increase the overall rigidity.

Fourth, when the bus bar burying base 21 is embedded in the bridge portions ₁₁ to ₁₇ , the bus bar burying base 21
The opening 21 ₁ to 21 ₁₀ to synthetic resin is filled automatically, man-hours are reduced special filling process becomes unnecessary.

Next, the mounting of the meter unit 5 on the rear handle cover 1 will be described with reference to FIGS.

The meter unit 5 has a container-like housing 41 for supporting the speedometer 6, the fuel meter 7, the odometer 8, the speed warning lamp 9, the turn pilot lamp 10 and the oil warning lamp 11. The meter panel 42 is sandwiched between the opening of the meter cover 4 and the meter cover 4. A plurality of locking claws 41 ₁ ... Are formed on the outer periphery of the housing 41. The engaging claws 41 ₁ are engaged with the locked portions 4 ₁ . The meter cover 4 is integrally connected (see FIG. 4).

The meter unit 5 is inserted from above into a meter unit support hole 43 formed in the center of the rear handle cover 1. At this time, as shown in FIG. 4, a locking claw 41 formed on the rear surface (the rider side) of the housing 41
₂ engages with a locked portion ₁₈ formed so as to face the meter unit support hole 43, and as shown in FIGS. 3 and 5, two right and left locking claws formed on the front surface of the housing 41. The meter unit 5 is fixed to the rear handle cover 1 by engaging two locked portions ₁₉ , ₁₉ formed on the inner surface of the rear handle cover 1 with 41 ₃ , 41 ₃ .

As shown in FIGS. 3 and 5, when the meter unit 5 is inserted into the meter unit support hole 43 of the rear handle cover 1, the female connector 44 provided on the meter unit 5 is integrated with the bus bar embedded base 21. It is automatically connected to the formed male connector 25. The male connector of the bus bar embedded substrate 21 side 25 is provided with a recess 25 ₁ a groove-like that opens upward, the male terminal 20 ... and a plurality of projecting into the recess 25 ₁ extending integrally from the busbar 22 ... .

FIG. 9 shows the female connector 4 on the meter unit 5 side.
4 from the upper end of the plate-shaped body 45
A circular guide hole is formed in a pair of
46 ₁, 46₁Is formed. Also at the lower end of the main body 45
Is a half-conical guide projection 47 that tapers downward,
Two guides 47 are formed.
Is the recess 25₁Widens outward at the entrance
Guide surface 25_Two(See FIG. 6).

Referring to FIG. 5, FIG. 6 and FIG.
As can be seen, the housing 41 projects upward from the bottom wall.
A pair of bosses 41 to come out_Four, 41_FourThe holding plate 48
Are supported and fixed with bolts 49, 49. Female connector
Tab 44 has a guide hole 46 ₁, 46₁Boss 41_Four,
41_FourThe housing 41 is loosely fitted to the outer periphery of the housing 41.
Between the bottom wall and the holding plate 48 from above and below
Is Guide hole 46₁, 46₁Diameter of boss 4
1_Four, 41_FourSlightly larger than the diameter of
And the female connector 44 is moved by a distance corresponding to the diameter difference.
It can move relative to the housing 41. Also
The main body 45 of the female connector 44 is provided on the bottom wall of the housing 41.
Opening 41 formed_FiveFemale connector 4
4 is allowed to move relative to the housing 41.

When the meter unit 5 is inserted into the meter unit support hole 43 of the rear handle cover 1 from above, the main body 45 of the female connector 44 on the meter unit 5 side is connected to the male connector on the bus bar embedded base 21 side. also be misaligned with respect to the recess 25 ₁ 25 (see chain line in FIG. 6), the guide projection 47 which is tapered female connector 44,
47 to be guided by the guide surface 25 ₂ of the male connector 25, the female connector 44 which is floatingly supported is coupled to the automatic aligning it is a male connector 25, the male connector 2
5 are connected to the female terminals 50 of the female connector 44.

Next, the mounting structure of the starter switch Ss will be described with reference to FIGS. The mounting structure of the dimmer switch Sd, the turn signal switch Sw, and the horn switch Sh is substantially the same as the mounting structure of the starter switch Ss.

The starter switch Ss includes a housing 51 made of synthetic resin and a fulcrum pin 52 on the front surface of the housing 51.
An operation knob 53 pivotally supported via the bracket 51 and locking claws 51 ₁ , 51 formed on the upper and lower surfaces of the housing 51, respectively.
It comprises a 51 _1, and a female connector 54 embedded in the housing 51. The female connector 54 is the housing 51
Are integrally embedded in the housing 51 at the time of injection molding, and the female terminals 55 are stored in the internal space.

A starter switch Ss is provided on the bus bar buried base 21 integrally buried inside the rear handle cover 1.
An opening 26 is formed in which the opening 2 fits.
The opening 34 of the rear handle cover 1 overlaps with the outside of 6. In the opening 26 of the busbar burying base 21, there is provided a male connector 30 formed of a plurality of male terminals 56, which are formed integrally with the busbar 22 and protrude outside the busbar burying base 21. By using a part of the busbars 22 as the male terminals 56 of the male connector 30 in this manner, the number of components of the male connector 30 is reduced, the structure is simplified, and the occurrence of disconnection or poor contact is prevented. Can be minimized.

Thus, the starter switch Ss is moved through the opening 34 of the rear handle cover 1 through the busbar buried base 2
1, the starter switch S
The male terminals 56 of the male connector 30 provided in the opening 26 of the busbar burying base 21 are automatically fitted to the female terminals 55 of the female connector 54 embedded in the housing 51 of the starter switch Ss and the busbar. The electrical connection with the bus bars 22 in the embedded base 21 is easily completed. Then, the starter switch Ss is connected to the opening 26 of the busbar embedded base 21.
When completely inserted into the housing 51, the locking claws 51 ₁ , 51 ₁ provided on the housing 51 are
6 engages with the locked parts 26 ₁ , 26 ₁ , and prevents the starter switch Ss from coming off. The flange 51 ₂ provided on the housing 51 of the starter switch Ss is fitted into the opening 34 of the rear handlebar cover 1 to conceal the opening 26 of the busbar embedding substrate 21.

As described above, the wiring for the meter unit 5, the starter switch Ss, the dimmer switch Sd, the turn signal switch Sw and the horn switch Sh attached to the rear handle cover 1 of the motorcycle V is provided on the rear handle cover 1. Since the bus bar 22 is embedded in the bus bar embedded base 21, the number of parts and the number of steps required for wiring can be significantly reduced as compared with the case where a conventional wire harness is used. The possibility of erroneous assembly or the like can be reduced, and the durability can be improved as compared with the case where a wire harness is used. Moreover, by simply inserting the meter unit 5 into the meter unit support hole 43 of the rear handle cover 1, the electrical connection between the meter unit 5 and the bus bars 22 is completed, and the starter switch Ss, dimmer switch Sd, blinker switch Sw and horn The electrical connection between the switches Ss, Sd, Sw, Sh and the bus bars 22 is completed simply by inserting the switches Sh into the openings 26 to 29 of the bus bar burying base 21, so that the man-hour required for assembly is greatly reduced. can do.

Although the embodiments of the present invention have been described in detail, various design changes can be made in the present invention without departing from the gist thereof.

For example, in the embodiment, the bus bars 22 are formed of a band-shaped metal plate, but the cross-sectional shape is arbitrary, and the bus bars 22 can be formed of a metal bar having a circular cross section or a square cross section. In the embodiment, as the electric components, the meter unit 5, the starter switch Ss, the dimmer switch Sd,
Although the turn signal switch Sw and the horn switch Sh have been exemplified, the present invention can be applied to any other electric components. In the embodiment, the rear handle cover 1 is used.
Although the busbar buried base 21 is supported by the above, it is possible to support them on any part of the handle cover.

[0046]

As described above, according to the first aspect of the present invention, the wiring is performed by using the bus bar buried base in which the bus bar is buried, so that the wiring can be performed as compared with the case where the wire harness is used. Not only reduces the number of parts and man-hours required, but also reduces the possibility of short-circuiting, disconnection, incorrect assembly, etc., and increases the durability for long-term use compared to wire harnesses. it can.

By separately molding the busbar embedded substrate and the handle cover, not only can the structure of the mold be simplified as compared with the case where both are molded at the same time, but also the busbar embedded substrate can be simplified. Since the thickness of the handle cover can be made uniform without being affected by the thickness, it is possible to prevent the occurrence of sink marks at the time of molding the handle cover and improve the quality of the handle cover.

In addition, at the time of forming the handle cover, at least a part of the bus bar burying base is wrapped with a synthetic resin to integrate them, so that the handle cover and the bus bar burying base reinforce each other to increase the overall rigidity. .

According to the second aspect of the present invention,
By connecting a plurality of bus bars at the connection part and integrating them, not only can these bus bars be prevented from falling apart and the convenience of manufacture and handling can be improved,
After the bus bar is buried and fixed in the bus bar burying base, electrical connection between the bus bars can be cut off by cutting and removing the connection portion.

According to the invention described in claim 3,
When the bus bar is set in the mold of the bus bar burying base, not only can the bus bar be held through the opening of the bus bar burying base, but also the connection portion of the bus bar can be cut and removed through the opening. It is not necessary to form a special opening for cutting and removing the connection.

According to the fourth aspect of the present invention,
Synthetic resin is automatically filled into the opening of the busbar buried base during the injection molding of the handle cover, which eliminates the need for a special filling process and reduces man-hours. The insulation of the bus bar and the improvement of the rigidity of the bus bar burying base are simultaneously achieved.

[Brief description of the drawings]

FIG. 1 is a rear view of a motorcycle.

FIG. 2 is an enlarged view of a main part of FIG. 1, showing a front side of a rear handle cover.

FIG. 3 is a diagram showing a rear side of a rear handle cover.

FIG. 4 is a sectional view taken along line 4-4 in FIG. 3;

FIG. 5 is a sectional view taken along line 5-5 in FIG. 3;

FIG. 6 is an enlarged view of a main part of FIG. 5;

FIG. 7 is a single view of a busbar burying base.

FIG. 8 is an enlarged view of part 8 of FIG. 7;

FIG. 9 is a perspective view of a female connector on the meter side.

FIG. 10 is an enlarged sectional view taken along line 10-10 of FIG. 2;

FIG. 11 is a perspective view of a male terminal and a female terminal of the switch connector.

FIG. 12 is a perspective view of a starter switch.

FIG. 13 is an explanatory diagram of a wiring state by a bus bar.

[Explanation of symbols]

Sd Dimmer switch (electric part) Sh Horn switch (electric part) Ss Starter switch (electric part) Sw Turn signal switch (electric part) V Motorcycle 1 Rear handle cover (handle cover) 5 Meter unit (electric part) 21 Busbar embedded base 22 bus bar 21 _{1 to} 21 ₁₀ opening 23 connection part

Claims (4)

[Claims] An electric part (5, Ss, Sd, Sw, S, S) supported on a handle cover (1) of a motorcycle (V).
h) a method of wiring a motorcycle for supplying power to a motorcycle, wherein a step of injection-molding a busbar burying base (21) made of a synthetic resin in which a plurality of busbars (22) made of a metal plate or a metal bar are buried therein; A step of injection-molding a synthetic resin handle cover (1) so as to wrap at least a part of the busbar burying base (21); and forming an electric component (5, Ss, Sd, S) on the handle cover (1).
w, Sh) and the electrical components (5, Ss, Sd, S
(w, Sh) electrically connecting to the bus bar (22). 2. A plurality of bus bars (22) are connected to a connecting portion (2).
3) Connected and integrated with each other, the busbar embedded substrate (2
The wiring method for a motorcycle according to claim 1, wherein the connection portion (23) is cut and removed after the connection portion (23) is embedded in the inside of (1). 3. The busbar burying base (21) has openings (21 _{1 to} 21 ₁₀ ) facing the connection part (23),
At the time of injection molding of the busbar embedded substrate (21), the opening (2
The bus bar (22) is held via the bases (1 _{1 to} 21 ₁₀ ), and after the injection molding of the bus bar burying base (21), the connection portion (23) is connected via the opening (2 _{1 to} 21 ₁₀ ).
The motorcycle wiring method according to claim 2, wherein cutting and removing are performed. By wherein the opening of the busbar embedding substrate at the time of injection molding of the handle cover (1) (21) (21 ₁ to 21 ₁₀₎ covered with a synthetic resin, synthetic resin to the opening (21 ₁ to 21 ₁₀₎ The motorcycle wiring method according to claim 3, wherein the wiring is filled.