JP4188199B2 - Motorcycle - Google Patents

Description

  The present invention relates to a motorcycle.

A scooter type is known as a conventional motorcycle (see, for example, Patent Document 1).
JP 2003-118672 A

FIG. 1 of Patent Document 1 will be described with reference to FIG. In addition, the code | symbol was reassigned.
FIG. 16 is a side view showing a conventional motorcycle. The motorcycle 300 includes a vehicle body front portion 301, a low floor portion 302 provided behind the vehicle body front portion 301, and a substantially rearward rise from the low floor portion 302. The vehicle is provided with an inclined central inclined portion 303 and a vehicle body rear portion 304 disposed behind the central inclined portion 303. A front wheel 307 supported by a front fork 306 is provided on the vehicle body front portion 301. A driver seat 311 is provided on the central inclined portion 303. A passenger seat 312, an engine 313 is disposed below the central inclined portion 303, a rear trunk 314 is provided at the rear portion 304 of the vehicle body, an upper end of a front window 316 provided at the upper portion of the front portion 301 of the vehicle body, and a rear portion of the vehicle body This is a vehicle in which a roof 318 is supported by a column 317 standing on 304. Reference numeral 321 denotes a rear wheel supported by the rear fork 322.

  The motorcycle 300 is a low-floor scooter type, and the driver sits in (the riding posture in which the buttocks are sunk in the seat, the hip rests on the backrest, and the legs extend obliquely downward in the forward direction). Although riding is performed in a posture, some drivers are accustomed to motorcycles in a saddle riding posture, and it has been desired to be able to take such a riding posture. Further, when a heavy article is stored in the rear trunk 314, the weight on the rear body 304 side is larger than the front body 301 side. It is also desirable to improve the weight balance.

  Further, since the storage box and the rear trunk 314 are provided, the structures of the central inclined portion 303 and the vehicle body rear portion 304 are limited. If these storage boxes and the rear trunk 314 can be provided, for example, in the vehicle body front portion 301, the degree of freedom in designing the rear half of the vehicle body increases. However, even if a storage portion is provided in the vehicle body front portion 301, it is desirable to ensure the capacity as in the conventional case.

  Further, the front cover 324 provided in the front part 301 of the vehicle body is an important element for creating a sporty appearance of the motorcycle 300. For example, if the appearance can be different and the sportiness can be obtained, A sporty and new impression is given to improve the merchantability.

  The object of the present invention is to provide a motorcycle that has a good weight balance, increases the freedom of design of the rear part of the vehicle body while ensuring storage, gives a new and sporty impression, and can easily take a saddle-type riding posture. It is to provide.

The invention according to claim 1 is a motorcycle including a driver's seat on the front upper side of the rear wheel and a passenger's seat at the rear of the seat, in front of the driver's seat and in front of the driver's legs. A leg-shaped leg shield covering the side is provided, and the upper portion of the leg shield is bulged rearward and upward, and a pair of left and right storage chambers for storing helmets and the like are provided in the bulged portion. A lid that can be opened and closed toward the front of the vehicle body is provided on the side of the shield body .

By providing a storage chamber in the bulging part of the leg shield, it becomes possible to eliminate the storage part at the rear part of the vehicle body and increase the degree of freedom in designing the rear part of the vehicle body.
In addition, the leg shield is shaped like a dogleg and the upper part bulges backward to provide a motorcycle with a new and sporty impression in side view .

The invention according to claim 2 is characterized in that a winker is integrally provided on the lid of the storage chamber.

The invention according to claim 3 is characterized in that a cylinder portion of a horizontally opposed engine is disposed below the footrest portions for the driver and the passenger.
A horizontally opposed engine that is substantially symmetrical to the left and right and has a reduced overall height is advantageous in terms of engine vibration, improves the weight balance between the left and right sides, and further places a footrest surface provided above the vicinity of the cylinder portion at a low position.

According to a fourth aspect of the present invention, there is provided a leg undercut portion having a substantially U shape in side view between the driver's seat and the bar handle, and the bottom of the leg undercut portion is formed by a monocoque frame, and A fuel tank is arranged inward or downward.

  A monocoque frame keeps the vehicle body rigid, and a fuel tank is placed under the monocoque frame to lower the center of gravity of the motorcycle, and a foothole is provided to improve boarding / exitability. In addition, the upper part of the fuel tank is housed inside the monocoque frame, and the lower part of the fuel tank is exposed below the monocoque frame, so that the appearance is attractive.

The invention according to claim 5 provides a driver's backrest by forming a rising portion behind the driver's seat, and the backrest's so as to escape the bulging portion provided in the upper central portion of the backrest. An openable rear cowl is provided at the rear, the passenger seat is provided below the rear cowl, and the passenger cowl can be used by opening the rear cowl upward. It is characterized by that.

Raising the rear cowl enables two passengers to ride on the driver's seat and passenger's seat, and defeating the rear cowl improves aerodynamic performance and improves appearance.
Further, the driver's waist is effectively supported by the bulging portion of the driver's backrest, and when the rear cowl is tilted, the bulging portion protrudes from the rear cowl to provide an appearance accent.

In the invention according to claim 1, a leg-shaped leg shield covering the front of the driver's legs in front of the driver's seat is provided, and the upper part of the leg shield is bulged rearward and upward. A pair of left and right storage chambers for storing helmets and the like are provided in the bulging portion, and the storage chamber is provided with a lid that can be opened and closed toward the front of the vehicle body at the side of the shield body. It becomes possible to abolish, and the design freedom of the rear part of the vehicle body can be increased.
Further, by bulging the upper rearward as shaped Ku the leg shield, as possible out to provide a motorcycle and a sporty impression novel in a side view.

In the invention which concerns on Claim 2 , the blinker is integrally provided in the lid of the storage chamber.

In the invention according to claim 3 , since the cylinder portion of the horizontally opposed engine is disposed below the footrest portions for the driver and the passenger, since it is a horizontally opposed engine, the engine vibration is advantageous. Because it is almost symmetrical to the left and right, the weight balance is good, the overall height of the engine can be suppressed, and the footrest surface can also be placed at a low position, so the passengers can extend their legs and take a comfortable riding posture be able to.

In the invention according to claim 4 , between the driver's seat and the bar handle, there is provided an undercut portion having a substantially U shape in a side view, and the bottom of the undercut portion is formed of a monocoque frame, and the monocoque frame's Since the fuel tank is arranged inward or downward, the vehicle body rigidity is maintained by the monocoque frame, and the fuel tank is arranged at the lower part of the monocoque frame, so that the center of gravity of the motorcycle is lowered and the undercarriage is provided. Can increase the sex. In addition, if the upper part of the fuel tank is stored inside the monocoque frame and the lower part of the fuel tank is exposed below the monocoque frame, the appearance can be tailored and give a new impression to the viewer. It is possible to improve the merchantability.

In the invention according to claim 5 , the driver's backrest is provided by forming a rising portion behind the driver's seat, and the backrest is so formed as to escape the bulging portion provided in the upper central portion of the backrest. An openable rear cowl is provided at the rear, the passenger seat is provided below the rear cowl, and the passenger cowl can be used by opening the rear cowl upward. Therefore, by raising the rear cowl, it is possible to carry two passengers with the driver's seat and the passenger's seat, and the rear cowl can be brought down, and this rear cowl can improve the aerodynamic performance and improve the appearance.

  The bulging part of the driver's backrest effectively supports the driver's waist, and when the rear cowl is knocked down, the bulging part protrudes from the rear cowl and becomes an accent on the appearance, giving a good impression on the appearance. It can be given and merchantability can be improved.

The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a side view of a motorcycle according to the present invention. A motorcycle 10 has a head pipe 12 attached to a front portion of a monocoque frame 11 (details will be described later), and a front suspension 13 is steered to the head pipe 12. The front suspension 14 is supported freely, the front wheel 14 is supported, a horizontally opposed engine 16 is attached to the rear part of the monocoque frame 11, and a transmission (not shown) is connected to the rear part of the engine 16, and this transmission is connected to the transmission. The rear wheel 18 is connected via the drive shaft 17, the swing arm 21 that supports the rear wheel 18 is attached to the rear part of the monocoque frame 11 so as to freely swing up and down, and the rear frame 23 is attached to the rear upper part of the monocoque frame 11. Because the driver's seat 24 and the passenger straddle the driver on the rear frame 23 A passenger seat portion 25 is provided that is higher than the driver seat portion 24 and arranged at the rear, and covers the front suspension 13 in front of the driver seat portion 24 so as to surround the front suspension 13. A leg shield 27 is provided in a vehicle, and a leg undercarriage portion 29 having a substantially U shape in side view is provided between a bar handle 28 attached to the upper portion of the front suspension 13 and a driver seat portion 24. Vehicle.

  The monocoque frame 11 (“mono” in “monocoque” is a single unit, “coque” is a shell) is a frame formed of a plate-like member instead of a pipe frame to handle the load. It is a structure that can be secured and lightened.

  Here, 16a, 16a (only the reference numeral 16a on the front side is shown) is a cylinder portion protruding left and right of the engine 16, 31 is a front fender that covers the front wheel 14, 32 is a wind screen, 33 is a meter, Reference numeral 34 (only the reference numeral 34 on the front side) is a winker as a direction indicator lamp attached to both sides of the leg shield 27, and 35 and 35 (only the reference numeral 35 on the front side) is air taken into the leg shield 27. , 36 is a fuel tank disposed below the monocoque frame 11, and 37 and 37 (only the reference numeral 37 is shown on the front side) covers the upper side of the engine 16 and is placed on the feet of the driver and passengers Step panels 38 and 38 (only the reference numeral 38 on the front side) are formed on the step panels 37 and 37 so that the driver can put his / her feet on. Step 41 for the driver as a driver's footrest attached to the part, 41 for passengers attached to the rear part of the step panels 37, 37 (curved portions 37a, 37a) for the passenger to place his / her feet. Passenger steps 42, 42 (only reference numeral 42 on the front side) as a footrest surface are step under panels disposed below the step panels 37, 37 to cover the lower side of the engine 16; (... indicates a plurality. The same applies hereinafter) is an exhaust pipe extending rearward from the front of the engine 16, 44 is an exhaust pipe 43 ... muffler connected to the rear, 46, 46 (front) (Only the reference numeral 46 on the side is shown.) Is a passenger grip, 47 is a rear cushion unit for preventing the shock from being transmitted from the rear wheel 18 to the monocoque frame 11, and 48 is an oil in the rear cushion unit 47. , 51 is a rear fender attached to the upper part of the swing arm 21 so as to cover the upper oblique front of the rear wheel 18, 52 is a driver's backrest raised from the rear of the driver's seat 24, 53 Is a bulging portion provided at the upper center of the driver's backrest 52.

  FIG. 2 is a perspective view of the motorcycle according to the present invention. The leg shield 27 of the motorcycle 10 includes a left shield part 61 and a right shield part 62, and the left shield part 61 and the right shield part 62 are inside. A storage chamber 86 is provided at the top of the motorcycle 10 so that the helmet can be stored. The passenger seat portion 25 of the motorcycle 10 is covered with a rear cowl 63 and a rear cowl 63 is attached to the rear frame 23 so as to be freely opened and closed. It shows that the rear cowl 63 is opened, that is, when it is raised, it functions as a backrest against which the passenger's waist and back are applied. In addition, 65 and 65 (only the code | symbol 65 of this side is shown) is a front step which a driver | operator puts on when extending a leg | foot forward, 66 and 67 are left and right tail lamps, 68 and 69 are right and left tail lamps 66 and 67. It is the camera for back photography attached to the rear part facing back, respectively.

  FIG. 3 is a front view of the motorcycle according to the present invention. An air intake 71 is provided at the front of the leg shield 27 of the motorcycle 10, and radiators 72, 72 are arranged on the left and right sides of the air intake 71. The state which attached the headlamp 73 made from LED (Light Emitting Diode: Light Emitting Diode) made into M shape to the upper edge part of the air intake 71 is shown. Reference numeral 75 denotes a front center cover, 76 denotes a clutch lever, and 77 denotes a front wheel brake lever.

The headlamp 73 includes a substantially V-shaped left and right extending portion 73a that extends in the left and right direction of the vehicle, and a vertical extending portion 73b that extends from the left and right ends of the left and right extending portion 73a in the vertical direction, specifically downward. The left and right extending portions 73a emit a passing beam (so-called low beam), and the vertically extending portions 73b and 73b are portions that emit traveling beams (so-called high beams). In FIG. 1, when the front surface above the bent portion 27a of the leg shield 27 having a square shape in side view is the upper inclined portion 27b and the front surface below the bent portion 27a is the lower inclined portion 27c. In FIG. 3, left and right extending portions 73a are provided on the upper inclined portion 27b, and upper and lower extending portions 73b are provided across the upper inclined portion 27b and the lower inclined portion 27c.
Most of the left and right extending portions 73a and the vertically extending portions 73b are light emitting portions.

  FIG. 4 is a rear plan view of the motorcycle according to the present invention (the arrow (FRONT in the figure indicates the front of the vehicle; the same applies hereinafter)), and is located above the front center of the passenger seat 25 of the motorcycle 10. It shows that a bulging portion 53 that bulges out, a relief portion 63a that escapes the bulging portion 53 is provided at the front portion of the rear cowl 63, and passenger grips 46, 46 are disposed on both sides of the rear cowl 63.

  FIG. 5 is a side view of the main part showing the leg shield of the motorcycle according to the present invention. The left shield part 61 of the leg shield 27 includes a shield body 84 and a lid attached to the side of the shield body 84 so as to be freely opened and closed. 85 (the outline of the lid 85 is indicated by a thick line), and the lid 85 has the blinker 34 attached to the side portion. Further, the right shield part 62 (see FIG. 2) is formed in a symmetrical shape with respect to the left shield part 61 described above, and has the same basic structure.

  FIG. 6 is a perspective view showing the main part of the leg shield of the motorcycle according to the present invention. The lid 85 of the left shield part 61 of the leg shield 27 is opened forward of the vehicle body, and the storage chamber 86 provided in the left shield part 61 is opened. The helmet 87 is stored. In addition, 61a is an opening of the left shield part 61.

  The lid 85 is attached to the shield body 84 through a hinge 91 so as to be freely opened and closed. The striker 92 attached to the inner side of the lid 85 is engaged with a lock device 93 attached to the inner side of the shield body 84. The lid 85 can be opened by closing the 85 and releasing the engagement between the lock device 93 and the striker 92 by a lock release device (not shown).

  FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. 1. The fuel tank 36 is disposed below the monocoque frame 11 with the opening side facing downward as a U-shaped cross section. It shows that the slender portion 101 is disposed inside the monocoque frame 11 and the bulging portions 102 and 102 formed integrally with the lower portion of the slender portion 101 of the fuel tank 36 are exposed from the monocoque frame 11 to the outside. Reference numeral 104 denotes a cap that closes the fuel filler port 105 of the fuel tank 36.

8 is a cross-sectional view taken along line 8-8 in FIG. 1, and shows that the radiators 72, 72 are arranged inside the air intake 71 of the leg shield 27. FIG.
The radiator 72 has a substantially arc shape along the edge of the leg shield 27, so that the radiator 72 can be disposed compactly in the leg shield 27.

  FIG. 9 is an explanatory view of a main part showing a motorcycle display device according to the present invention. The display device 110 is arranged so as to partially overlap the display unit 111 for displaying characters and figures. Meter 33.

  The display unit 111 includes a left display unit 113 and a right display unit 114. For example, during traveling, the vehicle rear view captured by the above-described rear imaging cameras 68 and 69 is displayed on the left display unit 113 and the right display unit 114, respectively. When the vehicle is stopped, the cooling water temperature, the lubricating oil temperature, the lubricating oil pressure, etc. of the engine 16 (see FIG. 1) are displayed digitally or as a bar graph. 115 and 116 are inner parts constituting the rear part of the leg shield 27 in order to release the respective locks from the state in which the left and right lids 85 and 85 (see FIG. 5; only one reference numeral 85 is shown) is closed and locked. It is an electromagnetic lock release switch provided in the vicinity of the rear end of the storage chamber 86 of the leg shield 27 that is arranged side by side on the left and right sides of the center portion of the cover 117 and is shaped like a side view.

  FIG. 10 is a front view of a motorcycle meter according to the present invention. The meter 33 includes a circular analog speed meter 121, a digital clock 122 and a digital trip meter 123 provided in the upper portion of the speed meter 121. A circular analog tachometer 124 having an outer diameter smaller than that of the speedometer 121 and disposed at the lower part of the speedometer 121, and an analog cooling water temperature meter 126 disposed on the left and right sides of the tachometer 124, respectively. And an analog fuel gauge 127.

  Here, 131 is a speed scale of the speedometer 121, 132 is a speed instruction value of the speedometer 121, 133 is a pointer of the speedometer 121, 134 is a rotation speed scale of the tachometer 124, 136 is a rotation speed instruction value of the tachometer 124, 137 Indicates the pointer of the tachometer 124, 138 and 141 indicate the temperature scale and pointer of the cooling water thermometer 126, 142 and 143 indicate the fuel scale and pointer of the fuel fuel gauge 127, and 144 and 146 indicate the direction of the blinker 34 (see FIG. 1). An indicator lamp to be displayed, 147 is an indicator lamp to display the lighting of the traveling beam, 148 is an indicator lamp to display a decrease in the pressure or amount of engine lubricating oil, 151 is an indicator lamp to display the operating state of the fuel injection system, and 152 is an indicator lamp. It is an indicator lamp which displays the neutral position of the gear train in the transmission.

  FIG. 11 is a first perspective view showing a motorcycle display device according to the present invention. The display unit 111 of the display device 110 and the meter 33 are arranged so as to overlap with each other, and the meter 33 protrudes from the display unit 111. It shows that. Thereby, the display apparatus 110 can be formed more three-dimensionally and a strong impression can be given to the display apparatus 110.

FIG. 12 is a second perspective view showing the motorcycle display device according to the present invention. The display device 110 is arranged inside the wind screen 32, and the peripheral wall 33a of the meter 33 is extended forward of the vehicle in the vehicle longitudinal direction. This shows that a meter extension wall 33b having a long and substantially triangular shape is formed, and the meter extension wall 33b is bulged upward from the front cover 111a of the display unit 111 (see FIG. 11).
By bulging the meter extension wall 33b that is long in the front-rear direction from the front cover 111a, the display device 110 can have a shape close to streamline, and an impression with a sense of speed can be given.

  FIG. 13 is a side view showing a front wheel and a front suspension of the motorcycle according to the present invention. The front wheel 14 includes a cast wheel 161 and a tire 162 attached to the wheel 161.

  The wheel 161 includes a hub 164 rotatably attached to the axle shaft 163, spokes 165... Extending radially outward from the hub 164, and an annular rim 166 connected to the tips of these spokes 165. Are attached to the side of the rim 166 with bolts 171... Reference numeral 172 denotes an inner peripheral portion of the brake disc 167.

  The front suspension 13 includes a cylindrical shock absorber 173 and a wheel support portion 174 attached to the lower portion of the shock absorber 173. The front wheel 14 can be freely rotated via a bearing on an axle 163 attached to the wheel support portion 174. Install.

The wheel support 174 is formed with an opening 175 that opens to the side of the vehicle, and a brake caliper 176 is attached to the wheel support 174 so as to cross the opening 175. Reference numeral 174a denotes a split groove provided at the lower end portion of the wheel support portion 174 for attaching the axle 163, and reference numeral 178 denotes a brake hose for supplying hydraulic pressure into a cylinder provided in the brake caliper 176.
The brake disc 167 and the brake caliper 176 described above are parts constituting the front wheel disc brake device 181. The front wheel disc brake device 181 is configured such that the brake caliper 176 is inserted into the brake disc 167 from the inner peripheral portion 172 side. The structure is sandwiched between the two.

  FIG. 14 is a front view showing a front wheel and a front suspension of a motorcycle according to the present invention. An axle 163 is attached to the lower end portion of a wheel support portion 174 having a dogleg shape, and the front wheel 14 is formed by a cantilever axle 163. It shows that was supported.

  The spokes 165 of the wheel 161 are portions formed in a twisted shape at the center, and by making the spokes 165 twisted in this way, the wheel 161 can be given a light appearance. A good impression can be given to the viewer and merchantability can be enhanced.

FIG. 15 is a side view showing a rear wheel and a swing arm portion of the motorcycle according to the present invention. In order to drive the rear wheel 18, a drive shaft 17 that connects a transmission (not shown) and the rear wheel 18 is provided as a shaft. The case 186 is housed, the shaft case 186 is attached to the swing arm 21, and the brake arm 21 and the shaft case 186 are braked so as to cross the opening 187 that opens to the vehicle side formed by the swing arm 21 and the shaft case 186. The caliper 188 is attached. Reference numeral 21a denotes a mounting hole for attaching the swing arm 21 to a pivot shaft provided in the monocoque frame 11 (see FIG. 1), and 189 denotes a brake hose for supplying hydraulic pressure into a cylinder provided in the brake caliper 188. .
The swing arm 21 and the shaft case 186 described above are members constituting the arm assembly 190.

The rear wheel 18 includes a cast wheel 191 and a tire 192 attached to the wheel 191.
The wheel 191 includes a hub 194 rotatably attached to the axle shaft 193, spokes 195... Extending radially outward from the hub 194, and an annular rim 196 connected to the tips of these spokes 195. The outer peripheral portion 197a of the annular brake disc 197 is attached to the rim 196 with bolts 198. Reference numeral 199 denotes an inner periphery of the brake disc 197.
The brake caliper 188 and the brake disc 197 described above are components constituting the rear wheel disc brake device 201. The rear wheel disc brake device 201 has a brake caliper 188 attached to the brake disc 197 from the inner peripheral portion 199 side. It is structured to be inserted and sandwiched.

  The present invention is suitable for motorcycles.

1 is a side view of a motorcycle according to the present invention. 1 is a perspective view of a motorcycle according to the present invention. 1 is a front view of a motorcycle according to the present invention. Fig. 2 is a rear plan view of the motorcycle according to the present invention. 1 is a side view of a main part showing a leg shield of a motorcycle according to the present invention. 1 is a perspective view showing a leg shield main part of a motorcycle according to the present invention. FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. 1. FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 1. FIG. 2 is an explanatory diagram showing a main part of a motorcycle display device according to the present invention. 1 is a front view of a meter of a motorcycle according to the present invention. 1 is a first perspective view showing a motorcycle display device according to the present invention. It is a 2nd perspective view which shows the display apparatus of the motorcycle which concerns on this invention. 1 is a side view showing a front wheel and a front suspension of a motorcycle according to the present invention. 1 is a front view showing a front wheel and a front suspension of a motorcycle according to the present invention. 1 is a side view showing a rear wheel and a swing arm portion of a motorcycle according to the present invention. FIG. 6 is a side view showing a conventional motorcycle.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Motorcycle, 11 ... Monocoque frame, 16 ... Engine, 16a ... Cylinder part, 23 ... Rear part frame, 24 ... Driver seat part, 25 ... Passenger seat part, 27 ... Leg shield, 28 ... Bar handle, 29 ... Foot hole part, 34 ... Winker, 36 ... Fuel tank, 37 ... Foot rest part (step panel), 38 ... Driver foot rest surface (driver step), 41 ... Passenger foot rest surface Step for driver), 52 ... Driver backrest, 53 ... Swelling part, 63 ... Rear cowl, 84 ... Shield body, 85 ... Lid, 86 ... Storage room, 87 ... Helmet.

Claims (5)

In a motorcycle equipped with a driver's seat on the front upper side of the rear wheel and a passenger's seat at the rear of this seat,
A leg-shaped leg shield covering the front of the driver's legs in front of the driver's seat is provided, and the upper part of the leg shield is bulged rearward and upward, and a helmet or the like is placed on the bulge. a pair of left and right housing chamber for housing provided,
The storage chamber, on the side of the shield body, MOTORCYCLE, characterized in that the openable and closable lid toward the front of the vehicle body is provided. The motorcycle according to claim 1 , wherein a winker is integrally provided on the lid of the storage chamber. Below the footrest between a passenger's OPERATION's motorcycle according to claim 1, wherein the cylinder portion of the horizontal opposed engine is disposed.   Between the driver's seat and the bar handle, there is provided a leg-hole part having a substantially U-shape in side view, and the bottom of the leg-hole part is formed with a monocoque frame, and a fuel tank is formed inward or downward of the monocoque frame. The motorcycle according to claim 1, wherein the motorcycle is arranged.   A driver's backrest is provided by forming a rising portion behind the driver's seat, and an openable rear cowl is provided behind the backrest so as to escape the bulging portion provided in the upper central portion of the backrest. The passenger seat is provided below the rear cowl, the passenger seat can be used by opening the rear cowl upward, and the opened rear cowl is used as a backrest for the passenger. Item 2. The motorcycle according to item 1.

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