PH12016000299A1 - Motorcycle - Google Patents

Abstract

[Problem] To provide a technology that can provide an opening formed in a side cover and penetrated through a vehicle width direction, and that can reduce an influence of crosswind or the like, even in a vehicle with knee grip achieved. [Solution] A motorcycle is configured in such a manner that a fuel tank 20 is sandwiched between right and left knees 62 so that a posture of an occupant can be maintained. The motorcycle 10 includes: the fuel tank 20 that is arranged between a seat 23 and a handlebar 19, and that can maintain the posture of the occupant by being sandwiched between the right and left knees 62; and a side cover 50 that is arranged below the seat 23, and that covers a lateral side of a vehicle. A front part of the seat 23 is formed with a front extension part 23a that extends to a lower side of the fuel tank 20 in a side view of the vehicle, and the side cover 50 is formed with a through hole 53 that is positioned behind the front extension part 23a and that is penetrated through a vehicle width direction. [Effect] Even in a vehicle with knee grip achieved, a through hole is formed in a position prevented from being touched by legs, so that an influence of crosswind or the like can be reduced.

Description

(vehicle body cover) 50 for covering the vehicle body 11. A front part of the motorcycle 10 is provided with a meter 35 arranged o through a stay 34 above the head pipe 13, and a headlight unit 70 — is provided to the bottom bridge 15 in front of the head pipe 13. =

The rear part of the motorcycle 10 is provided with a taillight ~ unit 80 arranged with respect to a rear part of the second rear i. fender 44. =

The fuel tank 20 is arranged between the seat 23 and the = handlebar 19. Leg receiving parts 20a for maintaining the posture “ of the occupant 60 by being sandwiched between the right and left legs (thighs) 61 of the occupant 60 are provided to a rear part of the fuel tank 20, and a filler cap 20b is provided to an upper part of the fuel tank 20. A front part of the seat 23 on which the occupant 60 is seated is formed with front extension parts 23a extending to a lower side of the fuel tank 20 in a side view of the vehicle. For this reason, with the occupant 60 seated on the seat 23, the occupant 60 can easily maintain his/her posture in such a manner that his/her legs (thighs) 61 are placed on the front extension parts 23a, and the leg receiving parts 20a of the fuel tank 20 are sandwiched between the right and left knees 62 of the occupant 60. Feet 63 of the occupant 60 can be rested on steps 36 provided to lower parts of the vehicle body 11.

The side cover 50 is composed of a front side cover 51R (R is a subscript indicating right, and L is a subscript indicating

L. The same shall apply hereafter.) arranged under the fuel tank 20, and a rear side cover 52R arranged under the seat 23. Note that in the embodiment, the side cover 50 is divided into the a front side cover 51R and the rear side cover 52R; however, =o configuration of the side cover 50 is not limited thereto. The ~ front side cover 51R and the rear side cover 52R are allowed to ~ be formed integrally with each other. ~ im

In a position behind the front extension parts 23a, a — through hole 53 penetrated through a vehicle width direction is = formed in the rear side cover 52R. Even in the motorcycle 10 with = the so-called knee grip achieved, the through hole 53 is formed = in a position prevented from being touched by the legs 61, so that an influence of crosswind or the like on the motorcycle 10 can be reduced.

Next, the through hole 53 in the vehicle with the seat 23 removed will be described.

As shown in Fig. 3, the through hole 53 is provided with a left opening 54L formed in the left rear side cover 52L, a right opening 54R formed in the right rear side cover 52R, and a duct 55 extending from the left opening 54L to the right opening 54R.

The duct 55 is formed to extend straightly in the vehicle width direction. In this way, the through hole 53 is formed into a cylindrical shape extending from a leftward part of the vehicle to a rightward part of the vehicle.

The seat rails 24 are arranged above the duct 55, the subframes 25 are arranged below the duct 55, and the main frame 21 is arranged in front of the duct 55. The right and left seat rails 24 are connected to each other through a cross plate 45. o i.

Next, a cross-sectional shape of the through hole 53 and action of the through hole 53 will be described. =

As shown in Fig. 4, the left rear side cover 52L has a ~ recessed part 54a formed in such a manner that a periphery of the A left opening 54L formed in the through hole 53 is recessed inward. h

In the same way, the right rear side cover 52R has a recessed = part 54a formed in such a manner that a periphery of the right @ opening 54R formed in the through hole 53 is recessed inward. o

Rigidity around each opening formed in the side cover 50 can be improved by the recessed parts 54a.

Inwardly recessed ends of the right and left openings 54R, 54L are formed with extension parts 54b extending inward of the vehicle body along the duct 55. Each of the extension parts 54b is formed into a simple shape having an end only extending inward straightly. For this reason, the side cover 50 can be easily formed.

Outwardly enlarging connections 56 on a side of the duct are formed at an end of the duct 55. Detailedly, the connections 56 on the side of the duct have abutting parts 56a enlarging in a direction perpendicular to an axis of the duct 55 and also abutting on tip ends of the extension parts 54b, and outer guide parts 56b extending along outer sides of the extension parts 54b from outer ends of the abutting parts 56a. The vehicle width direction of the duct 55 is positioned by the abutting parts 56a,

and axes of the right and left openings 54R, 54L and the axis of o the duct 55 are matched with each other by the outer guide parts = 56b. poe

Next, action of the through hole 53 will be described. When ~ the crosswind blows from the right side of the vehicle during = traveling of the motorcycle 10, the crosswind is led to flow as — shown by an arrow (1) along a recessed part since a periphery of = the right opening 54R is recessed inward. The crosswind entered = into the right opening 54R is smoothly let to flow as shown by an arrow (2) in the duct 55, and moves across the left side of the vehicle from the left opening 54L.

If the side cover 50 is not formed with the recessed parts 54a, and the duct 55 is not also formed, the crosswind entered into the vehicle body through the opening formed in the side cover from the right side of the vehicle flows inside of the vehicle body, is disordered, and is not smoothly led to flow into the other opening. In this regard, according to the present invention, the through hole 53 has the recessed parts 54a in the periphery of the opening 54R, and the straight duct 55 is formed continuously with the recessed parts 54a. For this reason, the crosswind can be smoothly led to flow into the vehicle body 11 as it is, and can be introduced to the other opening. Note that in the same way, if the crosswind blows from the left side of the vehicle, the crosswind is smoothly led to flow into the duct 55 and is delivered to the right side of the vehicle.

Next, an alternative of Fig. 4 will be described. Note that c with regard to the same structure as the structure shown in Fig. I 4, the same reference signs are used, and detailed explanation is " omitted. ~

As shown in Fig. 5, the end of the duct 55 is formed to ~ straightly extend in an unchanged manner. For this reason, the = duct 55 can be easily formed. Also, the duct 55 is formed with - the right and left openings 54R, 54L, and connections 57 on the = side of the cover. = -

Each of the connections 57 on the side of the cover has an abutting part 57a enlarging in the direction perpendicular to the axis of the duct 55 and abutting on the tip end of the duct 55, and an outer guide part 57b extending along the outer side of the duct 55 from the outer end of the abutting part 57a. The vehicle width direction of the duct 55 is positioned by the abutting parts 57a, and the axes of the right and left openings 54R, 54L and the axis of the duct 55 are matched with each other by the outer guide part 57b.

Next, action of the through hole 53 in the alternative will be described. When the crosswind blows from the right side of the vehicle during traveling of the motorcycle 10, the crosswind is led to flow as shown by an arrow (3) along the recessed part since the periphery of the right opening 54R is recessed inward.

The crosswind entered into the right opening 54R is smoothly led to flow as shown by an arrow (4) into the duct 55, and moves across the left side of the vehicle from the left opening 54L.

Next, the muffler 33 and the through hole 53 will be - described. ~

As shown in Fig. 6, the rear part of the muffler 33 is - arranged inside of the right rear side cover 52R. The right rear fo side cover 52R is formed with an opening 58 for the muffler. A - muffler cap 37 is attached to the opening 58 for the muffler. ~

In the side view of the vehicle, the right opening 54R is = formed long in the longitudinal direction. The opening formed in - the through hole 53 is formed long in the longitudinal direction.

For this reason, an easy grip can be achieved by putting a hand in the opening.

As shown in Fig. 7, the duct 55 is arranged in a space surrounded by the main frame 21, the frame supporting members 22, the seat rails 24, and the subframes 25. Further, the cushion supporting part 41 is arranged also in the surrounded space. In the layout, it is difficult to form the through hole penetrated through the vehicle width direction and formed in the vehicle body because the vehicle body frame 12 and auxiliary machineries are arranged below the fuel tank 20 and below the seat 23.

However, according to the present invention, even in the vehicle with the knee grip achieved, the through hole 53 is formed in a position prevented from being touched by the legs 61 (see Fig. 1), so that the influence of the crosswind or the like can be reduced.

Next, a periphery of a headlight unit 70 will be described.

As shown in Fig. 8, the headlight unit 70 is provided with 0 a headlight 71 formed into a circular shape in a front view, and o right and left blinkers 72R, 72L formed to extend from the y headlight 71 to the vehicle width direction. The headlight 71 is ~ the so-called LED headlight configured to perform irradiation by ~

LEDs 74 provided with respect to a base 73. = pt

The left blinker 72L has a hollow shape with a hole 75 = formed therein in the front view, and the entire blinker 72L is = formed of an annular shape. For this reason, an outer periphery “ of the blinker 72L is lighted during blinking. Note that in the embodiment, each light emitting part 76 has a U-shaped form opened inward in the front view; however, it is not limited thereto. The entire light emitting part 76 is allowed to have an annular shape. In the same way, with regard to the right blinker 72R, the entire blinker 72R is formed into the annular shape.

Next, a taillight unit 80 will be described.

As shown in Fig. 9, the taillight unit 80 is provided with a taillight 81 formed into an annular shape in the front view, and right and left blinkers 82R, 82L formed to extend from the taillight 81 to the vehicle width direction.

The left blinker 82L has a hollow shape with a hole 83 formed therein in the front view, and the entire blinker 82L is formed of the annular shape. For this reason, an outer periphery of the blinker 82L is lighted during blinking. Note that in the embodiment, each light emitting part 84 has a U-shaped form opened inward in the front view; however, it is not limited = thereto. The entire light emitting part 84 is allowed to have an - annular shape. In the same way, with regard to the right blinker ~ 72R, the entire blinker 72R is formed into the annular shape. ~ pois

Note that in the embodiment, the through hole according to o the present invention is applied to the motorcycle including the side cover only; however, it is not limited thereto. The through = hole according to the present invention is allowed to be applied o to a motorcycle including a front cover in addition to the side - cover. [Industrial Applicability]

The through hole formed in the side cover according to the present invention is suitable for the motorcycle. [Reference Signs List] 10 .. Motorcycle (vehicle) 18 .. Front wheel 19 .. Handlebar 20 .. Fuel tank 23 .. Seat 23a .. Front extension part 50 .. Side cover (vehicle body cover) 53 .. Through hole 54a .. Recessed part 55 ... Duct 60 .. Occupant

02 .. Knee oe

Fut foot oi fori a

Fo a ery

Cy [Document Name] Specification o [Title of the Invention] MOTORCYCLE o [Technical Field] y

The present invention relates to a motorcycle, and relates especially to an improvement of a vehicle body cover structure - : for a motorcycle. - {Background Art] = >

As a motorcycle, a naked vehicle having no vehicle body cover and a vehicle having the vehicle body cover are practicality provided. In the case that the vehicle body cover is provided, an opening may be formed through the inside and outside of the vehicle body cover. The motorcycle including the vehicle body cover provided with the above-described opening has been known (for example, see Patent Literature 1 (Fig. 1 and Fig. 3)).

As shown in Fig. 1 in Patent Literature 1, a motorcycle (1) (the number in a parenthesis represents a reference sign described in Patent Literature 1. The same shall apply hereafter.) is a scooter vehicle, and includes a pair of right and left side covers (21) that are provided below a seat (30) and that cover lateral sides of a vehicle body. An article storage part (40) is formed below the seat (30) and between the right and left side covers (21). In front of the article storage part (40), each opening is formed in each side cover (21), so that a long article can be easily stored. Further, each side cover opening (213) penetrated through a vehicle width direction is formed to either side of the article storage part (40). or -

By the way, in view of the fact that an influence of ~ crosswind can be reduced during traveling of the vehicle, it is effective to provide the opening formed in the side cover and i. penetrated through the vehicle width direction. In this regard, = in the vehicle provided with many covers such as the scooter ~ vehicle, the opening can be formed in an optional position; = however, in the vehicle configured in such a manner that a fuel = tank is sandwiched between right and left knees in order to - maintain a posture of the occupant, that is, the so-called knee grip can be achieved, in the layout, it is difficult to form the opening in the side cover, the opening being penetrated through the vehicle width direction.

In view of the above-mentioned circumstances, such a technology is required that can provide the opening formed in the side cover and penetrated through the vehicle width direction, and the influence of the crosswind or the like can be reduced, even in the vehicle including the side cover and the fuel tank gripped between the knees in the present invention. [Citation List] [Patent Literature] [Patent Literature 1] JP-A No. 2013-184609 [Summary of Invention] [Technical Problem]

An object of the present invention is to provide such a os technology that can provide an opening formed in a side cover and o penetrated through a vehicle width direction, and an influence of » crosswind or the like can be reduced, even in a vehicle with knee - grip achieved. ~ {Solution to Problem] = i

According to the invention in claim 1, there is provided a = motorcycle including: a handlebar that steers a front wheel; a = seat that is arranged rearward of the handlebar, and on which an = occupant is seated; a fuel tank that is arranged between the seat and the handlebar, and that can maintain a posture of the occupant by being sandwiched between right and left knees; and a side cover that is arranged below the seat, and that covers a lateral side of a vehicle. In the motorcycle, a front part of the seat is formed with a front extension part that extends to a lower side of the fuel tank in a side view of the vehicle, and the side cover is formed with a through hole that is positioned behind the front extension part and that is penetrated through a vehicle width direction.

According to the invention in claim 2, the through hole is formed into a cylindrical shape extending from a leftward part of the vehicle to a rightward part of the vehicle.

According to the invention in claim 3, the side cover is configured in such a manner that a periphery of an opening formed in the through hole is recessed inward.

According to the invention in claim 4, the opening formed ~ in the through hole is formed long in a longitudinal direction. ow [Advantageous Effects of Invention] - fo

With the invention in claim 1, the front part of the seat = is formed with the front extension part that extends to the lower = side of the fuel tank, and the side cover is formed with the = through hole that is positioned behind the front extension part = and that is penetrated through the vehicle width direction. In “ the vehicle configured in such a manner that the fuel tank is sandwiched between the right and left knees in order to maintain the posture of the occupant, that is, the so-called knee grip can be achieved, in the layout, it is difficult to form the through hole penetrated through the vehicle width direction and formed in the vehicle body because a vehicle body frame and auxiliary machineries are arranged below the fuel tank and below the seat.

With the present invention, even in the vehicle with the knee grip achieved, the through hole is formed in a position prevented from being touched by the legs, so that the influence of the crosswind or the like can be reduced.

With the invention in claim 2, the through hole is formed into the cylindrical shape extending from the leftward part of the vehicle to the rightward part of the vehicle. For this reason, the crosswind entered from one opening into the through hole can be smoothly led to flow as it is in the inside of the vehicle body and can be introduced to the other opening.

With the invention in claim 3, the side cover is configured o in such a manner that the periphery of the opening formed in the . through hole is recessed inward. For this reason, rigidity around = the opening formed in the side cover can be improved. oo

Le

With the invention in claim 4, the opening formed in the - through hole is formed long in the longitudinal direction. For = this reason, an easy grip can be achieved by putting a hand in = the opening. = [Brief Description of Drawings] [Fig. 1] Fig. 1 is a right side view of a motorcycle according to the present invention. [Fig. 2] Fig. 2 is a plan view of the motorcycle shown in

Fig. 1. [Fig. 3] Fig. 3 is a perspective view of a duct forming a through hole. [Fig. 4] Fig. 4 is a cross-sectional view taken along line 4-4 in Fig. 2. [Fig. 5) Fig. 5 is a view for explaining an alternative of the through hole shown in Fig. 4. [Fig. 6] Fig. 6 is an enlarged view of a substantial part of a side cover shown in Fig. 1. [Fig. 7] Fig. 7 is a cross-sectional view taken along line 7-7 in Fig. 2. [Fig. 8] Fig. 8 is a view when viewed from an arrow 8 in

Fig. 1.

[Fig. 9] Fig. 9 is a view when viewed from an arrow 9 in -

Fig. 1. [Description of Embodiments] - i

An embodiment of the present invention will be described ps below based on accompanying drawings. Note that each drawing is - viewed from each reference sign. “Front (Fr)”, “rear (Rr)”, “left - (L)”, “right (R)”, “up (Up)”, and “down (Down)” comply with = directions viewed from a rider. - [Embodiment]

Firstly, an embodiment of the present invention will be described based on drawings.

As shown in Fig. 1 and Fig. 2, a motorcycle 10 is a vehicle configured in such a manner that a fuel tank 20 is sandwiched between right and left knees 62 in order to maintain a posture of an occupant, that is, the so-called knee grip can be achieved.

The motorcycle 10 includes a vehicle body frame 12 forming a vehicle body 11, a head pipe 13 forming a front part of the vehicle body frame 12, and a bottom bridge 15 attached to a lower end of the head pipe 13 and supporting upper ends of a pair of right and left front forks 14R, 14L. A front wheel 18 is supported by an axle shaft 16 provided at lower ends of the front forks 14L, 14R. An upper side of the front wheel 18 is covered with a front fender 17. The front wheel 17 is steered by a handlebar 19 rotatably supported by the head pipe 13.

The vehicle body frame 12 is provided with a main frame 21 extending rearward and downward from the head pipe 13, frame cs supporting members 22 extending upward from a rear part of the =o main frame 21, and seat rails 24 extending rearward and upward : from upper parts of the frame supporting members 22 and directly ~ or indirectly supporting the seat 23. Subframes 25 extend i rearward and upward from a rear end of the main frame 21, and = rear parts of the seat rails 24 are supported by the subframes 25. -

Also, swing arms 27 are swingably provided through pivot = frames 26 below the main frame 21, and a rear wheel 28 is rotatably provided to rear parts of the swing arms 27. An engine 31 is provided in a suspended manner with respect to the main frame 21, and output of the engine 31 is transmitted to the rear wheel 28. An exhaust pipe 32 extends upward from the engine 31.

The exhaust pipe 32 is bent rearward above the engine 31. A muffler 33 extends rearward from a rear part of the exhaust pipe 32.

A cushion supporting part 41 is provided to the rear part of the main frame 21, and a rear cushion 42 for absorbing shock is provided between the cushion supporting part 41 and intermediate parts of the swing arms 27. Further, a first rear fender 43 for covering a front upper side of the rear wheel 28 is provided to the swing arms 27. A second rear fender 44 for covering a rear upper side of the rear wheel 28 is provided to the rear parts of the seat rails 24.

Also, the motorcycle 10 is provided with a side cover

Claims (4)

1. [Document Name] Claims - J [Claim J] | Inn AN motorcycle (10) comprising: a handlebar (19) that steers a front wheel (18); a seat (23) that is arranged rearward of the handlebar (19), and on which an occupant (60) is seated; a fuel tank (20) that is arranged between the seat (23) and the handlebar (19), and that is configured to maintain a posture of the occupant (60) by being sandwiched between right and left knees (62); and a side cover (50) that is arranged below the seat (23), and that covers a lateral side of a vehicle, wherein a front part of the seat (23) is formed with a front extension part (23a) that extends to a lower side of the fuel tank (20) in a side view of the vehicle, and the side cover (50) is formed with a through hole (53) that is positioned behind the front extension part (23a) and that is penetrated through a vehicle width direction.
2. [Claim 2] The motorcycle according to claim 1, wherein the through hole (53) is formed into a cylindrical shape extending from a leftward part of the vehicle to a rightward part of the vehicle.
3. [Claim 3] The motorcycle according to claim 1 or 2, wherein the side cover (50) is configured in such a manner that a periphery of an opening formed in the through hole (53) is recessed inward.
4. [Claim 4] The motorcycle according to any one of claims 1 or 2,

   ! ¥ , ’ whereas the opening Torn in the Chonngh hole (53) di formed long in a longitadinal divect jon, [Claim b)

   The motorcycle according to claim 3, wharein the opening formed in the through hole (53) ia formed long in a longitudinal direction.