JP5307497B2 - Low floor saddle riding type vehicle - Google Patents

Description

  The present invention relates to a low floor saddle riding type vehicle having a step floor on which a driver's foot is placed.

2. Description of the Related Art Conventionally, the low floor saddle riding type vehicle includes a passenger seat on which a passenger (rear passenger) can sit and a retractable pillion step on which the passenger's feet are placed (for example, Patent Literature 1).
JP 2002-019664 A

By the way, in the above-described conventional configuration, the base end portion of the pillion step is located in front and above the pivot shaft of the rear suspension. There is a tendency that the distance from the seating surface to the pillion step tends to be short, and the passenger's riding posture is likely to be restricted.
Accordingly, an object of the present invention is to enable a passenger to ride in a relatively easy posture even when the seat height is lowered in a low floor saddle riding type vehicle having a step floor on which a driver's foot is placed.

As a means for solving the above-mentioned problems, the invention described in claim 1 includes a main seat (41) on which a driver is seated, a passenger seat (42) on which a rear passenger is seated, and a step floor on which the driver's feet are placed. (45a) and a low floor saddle-ride type vehicle provided with a pillion step (46) on which the foot of the rear passenger is placed , which is provided independently of the step floor (45a). (5) has a main frame portion (10) that extends rearward from the head pipe (6) that supports the front wheel suspension system so that it can be steered and supports the rear wheel suspension system so that it can swing up and down directly or indirectly. The lower end of the pillion step (46) is disposed forward and below the axial center of the pivot shaft (38) that supports the rear wheel suspension system so as to be vertically swingable, and the main frame portion (1 ), And a final output shaft (24) along the left-right direction that enables the output of the engine (15) to be transmitted to the rear wheel side, the pillion step (46) Is disposed in front of and below the axial center of the final output shaft (24), the pivot shaft (38) and the final output shaft (24) are coaxial with each other, and the rear wheel suspension system includes: A swing arm (35) and a rear cushion (37) are provided. The rear cushion (37) extends in the front-rear direction substantially horizontally, and the pivot shaft (38) is moved back and forth above the pivot shaft (38). The pillion step (46) has an upper end (47a) coupled to a frame member (9a) disposed above the final output shaft (24), and the upper end (47a) Against its lower end 48) is supported by the lower end portion (48) of the stay (47) which is inclined so as to be positioned on the left and right outer sides, and a drive sprocket (39) attached to the final output shaft (24) includes the stay (47). (47) is disposed below the upper end (47a), and a part of the drive sprocket (39) overlaps the stay (47) in a top view .
The low floor saddle riding type vehicle is a concept that includes the entire vehicle having a step floor that rides across the vehicle body, including a scooter type motorcycle (including a motorbike), of course, For example, the concept includes a tricycle having two (or one) front wheels and one (or two) rear wheels and a four-wheel vehicle having two front and rear wheels.

The invention according to claim 2 is characterized in that the pillion step (46) is disposed rearward of the front end of the rear cushion unit (37) in a side view.

The invention described in claim 3 is characterized in that the lower end of the pillion step (46) is disposed above the rotation center of the crankshaft (16a) of the engine (15).

The invention described in claim 4 is characterized in that the main seat (41) and the passenger seat (42) are directly supported by a vehicle body frame (5) including the main frame portion (10). .

According to the invention described in claim 1, even when the seat height is lowered to lower the center of gravity of the vehicle by disposing the lower end of the pillion step forward and below the axial center of the pivot shaft, It is easy to secure the distance from the seating surface of the passenger seat to the pillion step, and it is possible to get on with a relatively easy posture while suppressing the bending of the passenger's foot.
In addition, compared to the case where the pivot shaft and the final output shaft are separate from each other, the overall length of the vehicle can be shortened while securing the swing radius of the rear wheel suspension system.
According to the invention described in claim 3 , it is possible to sufficiently secure the distance from the road surface to the pillion step at the time of vehicle body banking.
According to the fourth aspect of the present invention, the seat height can be further reduced as compared with the case where each seat is indirectly supported by the body frame via the article storage box, the body cover, or the like.

  Embodiments of the present invention will be described below with reference to the drawings. In the following description, the directions such as front, rear, left and right are the same as those in the vehicle unless otherwise specified. In the figure, the arrow FR indicates the front of the vehicle, the arrow LH indicates the left side of the vehicle, and the arrow UP indicates the upper side of the vehicle.

  In the motorcycle (low floor saddle riding type vehicle) 1 shown in FIG. 1, the front wheel 2 is rotatably supported by the lower ends of a pair of left and right front forks 3. The upper parts of the left and right front forks 3 are pivotally supported by the head pipe 6 at the front end of the vehicle body frame 5 via the steering stem 4 so as to be steerable. An assembly of the left and right front forks 3 and the steering stem 4 is a front wheel suspension system. A bar-type steering handle 7 is mounted on the steering stem 4.

  The vehicle body frame 5 is formed by integrally bonding a plurality of types of steel materials by welding or the like, and includes a down frame portion 8 extending obliquely downward and rearward from the head pipe 6, and a center frame portion 9 extending rearward from the lower portion of the down frame portion 8. The seat frame portion 11 that extends obliquely upward and rearward from the rear portion of the center frame portion 9 is mainly used. The head pipe 6, the down frame portion 8, and the center frame portion 9 extend rearward from the head pipe 6 that supports the front wheel suspension system so as to be steerable, and the rear wheel suspension system described later is indirectly moved up and down via a final gear case 23. A main frame portion 10 that is swingably supported is configured.

  Referring also to FIG. 2, the down frame portion 8 branches from the upper part of the head pipe 6 obliquely rearward to the left and right outside in a top view and extends obliquely downward and rearward in a side view, Left and right lower down pipes 8b that branch diagonally rearward and left and right outside from above and extend diagonally downward and rearward in side view, and intermediate portions of the left and right upper down pipes 8a from the front ends (upper ends) of the left and right lower down pipes 8b, respectively. The left and right gusset pipes 8c that extend substantially horizontally in a side view are mainly used.

  The left and right upper down pipes 8a and the lower down pipe 8b are bent after extending obliquely rearward and leftward and rightward from the head pipe 6 when viewed from above, and extend rearward substantially parallel to the left / right center plane CS. The rearwardly extending portions of the left and right upper down pipes 8a and 8b overlap each other when viewed from above, and these portions constitute the entire left and right width of the entire body frame 5.

  The center frame portion 9 mainly includes left and right center pipes 9a that gently bend in a side view and extend in the front-rear direction at the front-rear center portion of the vehicle body. The left and right center pipes 9a extend in the front-rear direction substantially parallel to the vehicle body left-right center plane CS in a top view, and are disposed at the same left and right positions as the left and right upper down pipes 8a and the lower down pipe 8b, respectively. Front end portions of the left and right center pipes 9a are respectively coupled to the lower portions of the left and right lower down pipes 8b from the rear, and lower ends of the left and right upper down pipes 8a are coupled to the front portions of the left and right center pipes 9a from above. Between the front and rear intermediate portions of the left and right center pipes 9a, there is provided a center cross pipe 9b having a gentle V-shape projecting rearward in a top view. A cushion support bracket 9c extending obliquely upward and rearward in a side view is provided from the left and right intermediate portions of the center cross pipe 9b.

  The seat frame portion 11 includes a left and right seat pipe 11a extending obliquely upward and rearward from the rear portion of the left and right center pipe 9a, and a slant slightly inclined from the rear end portion of the left and right center pipe 9a as viewed from the side. Mainly the left and right support pipes 11b extending upward and backward. The rear end portions of the left and right support pipes 11b are respectively coupled to the rear portions of the left and right seat pipes 11a from below, so that a seat frame portion 11 having a narrow-angle V shape in a side view is formed. The front end portions of the left and right seat pipes 11a and the support pipe 11b are detachably coupled to corresponding portions of the left and right center pipes 9a by bolts and the like along the left and right directions. For convenience of illustration, the seat frame portion 11 is shown only in the side view.

  An engine 15 that is a prime mover of the motorcycle 1 is mounted inside the lower part of the body frame 5. The engine 15 is, for example, a water-cooled four-stroke V-type two-cylinder engine, and is disposed substantially below the center frame portion 9 with the crankshaft 16a along the left-right direction. In the figure, reference numeral C1 denotes the rotation center of the crankshaft (shaft center, crankshaft axis). A front cylinder 17 projects from the front end of the crankcase 16 constituting the lower part of the engine 15 toward the front (slightly upward and forward), and the rear cylinder 18 extends upward (slightly rearward from the upper end of the crankcase 16). Projected upward (upward).

  A transmission case 19 is continuously provided behind the crankcase 16. A transmission case 21 is formed on the right side of the crankcase 16 and the transmission case 19 so as to extend over the crankcase 16 and the transmission case 19. For example, a belt-type continuously variable transmission 22 is accommodated in the transmission case 21. A final gear case 23 is continuously provided obliquely above and behind the transmission case 19, and a final output shaft 24 of the engine 15 is provided on the left side of the final gear case 23.

  A separate downstream side of the throttle body 25 is connected to the upper portion of the front cylinder 17 and the front portion of the rear cylinder 18. The upstream side of each throttle body 25 is connected to an air cleaner case 26 disposed above the front cylinder 17. A radiator 29 is disposed in front of the front cylinder 17.

  The base end side of the exhaust pipe 27 is connected to the lower part of the front cylinder 17 and the rear part of the rear cylinder 18, respectively. The exhaust pipe 27 of the front cylinder 17 passes through the lower right side of the crankcase 16 and extends to the lower side of the final gear case 23, and the exhaust pipe 27 of the rear cylinder 18 passes through the rear left side of the transmission case 19 and is also of the final gear case 23. Extends downward. The exhaust pipes 27 are joined together while extending rearward and obliquely rearward and rearward of the final gear case 23, and the front end side thereof is connected to a silencer 28 disposed on the right side of the rear part of the vehicle body. The silencer 28 is positioned obliquely below and to the right of the right seat pipe 11a, and is disposed so as to be inclined substantially parallel to the right seat pipe 11a in a side view.

A front engine hanger 31 protruding rearward from the lower end portion is coupled to the lower end portion of the left and right lower down pipe 8b by bolt fastening or the like, and the front side of the lower end portion of the crankcase 16 of the engine 15 is Fastened and supported by mounting bolts along the direction.
Further, a front upper engine hanger 32 protruding downward from the connecting portion is connected to a connecting portion of the front portion of the left and right center pipe 9a with the upper down pipe 8a by bolt fastening or the like. The upper front side (between the front and rear cylinders 17 and 18) of the 15 crankcases 16 is fastened and supported by mounting bolts extending in the left-right direction.
Further, a rear engine hanger 33 projecting downward from the rear portion is coupled to the rear portion of the left and right center pipes 9a by bolt fastening or the like, and the upper portion of the final gear case 23 of the engine 15 is mounted on the rear engine hanger 33 along the left-right direction. Fastened and supported by bolts.

  The crankcase 16 is located behind the left and right lower down pipes 8b and below the left and right center pipes 9a in a side view. The lower end portion of the crankcase 16 is at a lower position of the vehicle body between the front and rear wheels 2 and 36, and a rear extension portion of the exhaust pipe 27 of the front cylinder 17 and the front engine hanger 31 are further disposed at this position. The front cylinder 17 is disposed so as to enter between the lower portions of the left and right lower down pipes 8b, and the rear cylinder 18 is disposed so as to enter between the front and rear intermediate portions of the left and right center pipes 9a.

  The case cover 21a and the case cover 21b on the left side of the engine 15 protrude to the left (left and right outside) from the left center pipe 9a in a top view, and the transmission case 21 on the right side of the engine 15 has a right side (from the right center pipe 9a in a top view). Project to the left and right outside. The transmission case 21 and the case covers 21a and 21b constitute the left and right full width of the engine 15 as a whole. The final gear case 23 is provided with a narrow left and right width so as to be separated from the left and right center pipes 9a by a predetermined amount on the left and right inner sides of the left and right center pipes 9a when viewed from above.

  The front end portion of the swing arm 35 is pivotally supported on the left and right side portions of the final gear case 23 so as to swing up and down. A rear wheel 36 is rotatably supported at the rear end of the swing arm 35. The swing arm 35 mainly includes a left and right arm 35a extending in the front-rear direction and a cross member 35b connecting the front portions of the left and right arms 35a. A cushion coupling portion 35c extending upward from the portion is provided at the left and right intermediate portion of the cross member 35b.

  The rear end portion of the rear cushion 37 that extends in the front-rear direction and is substantially horizontal (slightly upward) is coupled to the cushion coupling portion 35c so as to be swingable up and down. On the other hand, the front end portion of the rear cushion 37 is connected to the cushion support bracket 9c so as to swing up and down, and the rear cushion 37 expands and contracts in accordance with the vertical movement of the rear wheel 36. An assembly of the swing arm 35 and the rear cushion 37 is a rear wheel suspension system. In the figure, symbol C2 indicates the swing center (axis center, pivot axis) of the swing arm 35.

  3 and 4, the pivot shaft 38 along the left-right direction that supports the front end of the left and right arm 35a, which is the front end of the swing arm 35, can swing up and down. It is arranged coaxially with the shaft 24. That is, the pivot axis (axis center) C2 becomes the rotation center (axis center) of the final output shaft 24. The pivot shaft 38 is constituted by a left and right separate member without penetrating the final gear case 23. Specifically, the pivot shaft 38 is configured by a hollow collar member 38a fixed to the final gear case 23 on the left side of the final gear case 23, and fixed to the final gear case 23 on the right side of the final gear case 23. The stepped bolt 38b or the like is used.

  The final output shaft 24 passes through the pivot shaft 38 (inside the collar member 38a) on the left side of the final gear case 23 and protrudes to the left. A drive sprocket 39 is attached to the protruding portion. On the other hand, a driven sprocket 39a is attached to the left side of the hub portion of the rear wheel 36, and a drive sprocket 39b is wound around the driven sprocket 39a and the drive sprocket 39 to constitute a chain type transmission mechanism.

  Referring to FIGS. 1 and 2, a driver main seat 41 is disposed above the rear portion of the center frame portion 9, and a rear passenger passenger seat 42 is disposed above the seat frame portion 11. . The sheets 41 and 42 are arranged so as to be continuous with each other while being separated from each other. The substantially horizontal upper surface (seat surface for the rear passenger) 42a of the passenger seat 42 is provided to be displaced upward with respect to the substantially horizontal upper surface (driver's seating surface) 41a of the main seat 41. At the rear end of the main seat 41, there is provided a front backrest 41b having a mountain shape that projects upward from the seating surface 42a of the passenger seat 42, and at the rear end of the passenger seat 42 from the seating surface 42a. A rear backrest 42b is also provided which projects upward in a side view.

  Here, the motorcycle 1 is not provided with an article storage box below the seats 41 and 42, and the seats 41 and 42 have the bottom plates of the center frame portion 9 (left and right center pipes 9a) and the seat frame portion 11 ( The left and right seat pipes 11a) are directly supported by them in close proximity. The rear cushion 37 is disposed close to the rear of the main seat 41, and the fuel tank 43 is disposed close to the front of the passenger seat 42.

  On both sides of the front part of the vehicle body, left and right step boards 45 are provided for placing a leg (a driver) seated on the main seat 41 and extending diagonally downward and forward. The left and right step boards 45 include a step floor 45a that extends substantially horizontally from the vicinity of the front end of the crankcase 16 of the engine 15 to the vicinity of the rear end of the front wheel 2 through the side of the left and right lower down pipes 8b in a side view. A footrest 45b that extends in an upwardly inclined manner from the front end portion of the step floor 45a to the middle portion of the front fork 3 when viewed is integrally formed.

The left and right step floors 45a and the footrest 45b are respectively supported by the left and right lower down pipes 8b through the support stays (only the support stay 45c of the footrest 45b is shown in the side view).
The left and right step boards 45 are provided so as to project outward from the left and right sides of the vehicle body frame 5 in the top view. Further, the footrests 45b of the left and right step boards 45 are provided so as to protrude further left and right outside the step floor 45a. The periphery of the vehicle body is appropriately covered with a vehicle body cover 44 made of synthetic resin.

 3 and 4, the passenger seated on the passenger seat 42 (rear riding on the rear portion) is located at a portion below the main seat 41 in a side view and on the left and right outside of the transmission case 19. A left and right pillion step 46 is provided for the person) to put his / her legs extended obliquely downward and forward. The left and right pillion steps 46 are supported on the rear outer sides of the left and right center pipes 9a via stays 47 each having a V shape in side view. A lower end portion of the stay 47 is a step support portion 48, and a base end portion 46 a of the pillion step 46 is interposed between a pair of upper and lower support walls 48 a formed outside the step support portion 48 via a support shaft 48 b. It is pivotally supported so that it can swing.

 As a result, the left and right pillion step 46 has a use state (indicated by a solid line in the figure) that allows the rear passenger's feet to be stood up from the step support portion 48 so as to be substantially horizontal on the left and right sides, and the step. Swinging between the stowed state (indicated by the chain line in the figure) that has tilted upward and rearward from the support portion 48 so as to be substantially horizontal to the vehicle body left-right center plane CS, and has left and right outside protrusions from the step support portion 48 is eliminated. It is assumed to be movable.

  The upper end 47a of the stay 47 is detachably coupled to the rear outer side of the left and right center pipes 9a by bolts and the like along the left and right direction. The stay 47 is inclined with respect to the upper end portion 47 a so that the lower end portion (step support portion 48) is located on the left and right outer sides, so that the step support portion 48 (and the base end portion 46 a of the pillion step 46, Further, the entire pillion step 46 in the retracted state) is arranged on the left and right outer sides of the left and right center pipes 9a when separated from each other by a predetermined amount in a top view. Further, the step support portion 48 (and the base end portion 46a of the pillion step 46 and the whole pillion step 46 in the retracted state) are arranged so as to protrude from the left and right outer surfaces of the engine 15 to the left and right outer sides in a top view. In addition, the step board 45 is disposed on the left and right inner sides of the left and right outer edges of the step floor 45a.

  Here, the main seat 41 is provided such that its left and right outer portions project in a circular arc shape on the left and right outer sides than the left and right outer surfaces of the engine 15 in a top view. Below the left and right outer portions of the main seat 41, the step support portions 48 of the stay 47 are arranged with a predetermined amount apart. In the retracted state of the pillion step 46, the whole including the base end portion 46a supported by the step support portion 48 in the pillion step 46 is located on the left and right inner sides of the main seat 41 in the top view (main). So as to fit within the full width of the sheet 41). On the other hand, when the pillion step 46 is in use, the pillion step 46 is disposed so that the front end side protrudes from the left and right outer portions of the main seat 41 to the left and right outer sides when viewed from above.

Thereby, in the retracted state of the pillion step 46, the protrusion to the left and right outsides is sufficiently suppressed, while in the used state of the pillion step 46, the occupant seated on the passenger seat 42 is between the left and right feet. It is possible to put the foot naturally on the left and right pillion step 46 in a state where is sandwiched.
A pivot shaft 38 of the swing arm 35 is located below the rear portion of the main seat 41, and the base end portion 46a of the pillion step 46 is forward and downward with respect to the pivot shaft 38 in a side view. Spaced apart. More specifically, the lower end position of the base end portion 46a of the pillion step 46 (corresponding to the lower end position at the center of the through hole of the support shaft 48b in the figure) is arranged to be spaced forward and downward from the pivot axis C2 in a side view. The In addition, the said lower end of the pillion step 46 is shown with the code | symbol 46b in the figure.

As a result, the pillion step 46 is disposed forward and downward from the seating surface 42a of the passenger seat 42, so that the passenger's knee bends gently so that a relatively easy riding posture can be achieved.
Further, the lower end 46b of the pillion step 46 is located above the crank axis C1 of the engine 15 and above the upper surface of the step floor 45a. It is possible to ensure a sufficient road clearance at the time.

  As described above, the low floor saddle riding type vehicle according to the above embodiment has the main seat 41 on which the driver is seated, the passenger seat 42 on which the rear passenger is seated, and the step floor 45a on which the driver's feet are placed. And a pillion step 46 on which the feet of the rear passenger are placed, and the vehicle body frame 5 of the motorcycle 1 is rearward from a head pipe 6 that supports the front suspension system so as to be steerable. It has a main frame portion 10 that extends and supports the rear wheel suspension system so that it can swing up and down indirectly, and a lower end 46b of the pillion step 46 has a pivot shaft 38 that supports the rear wheel suspension system so that it can swing up and down. The center of the shaft (which is also the center of the final output shaft 24 coaxial with the pivot shaft 38 in the engine 15) C2 is disposed forward and downward.

  According to this configuration, even when the seat height is lowered to lower the center of gravity of the motorcycle 1 by arranging the lower end 46b of the pillion step 46 in front of and below the axial center C2 of the pivot shaft 38. Further, the distance from the seating surface 42a of the passenger seat 42 to the pillion step 46 can be easily secured, and the passenger's foot can be restrained from being bent and the passenger seat 42 can be placed in a relatively easy posture.

  In the low floor saddle riding type vehicle, the pivot shaft 38 and the final output shaft 24 are coaxial with each other, so that the pivot shaft 38 and the final output shaft 24 are different from each other. Thus, the overall length of the vehicle can be shortened while ensuring the swing radius of the rear wheel suspension system.

  Further, in the low floor saddle riding type vehicle, the lower end 46b of the pillion step 46 is disposed above the rotation center C1 of the crankshaft 16a of the engine 15, so that the pillion from the road surface at the time of vehicle body banking. A sufficient distance to step 46 can be secured.

  Moreover, in the low floor saddle-ride type vehicle, the main seat 41 and the passenger seat 42 are directly supported by the vehicle body frame 5 including the main frame portion 10 so that the seats 41 and 42 are The seat height can be further lowered as compared with the case where the vehicle body frame 5 is indirectly supported by the article storage box, the vehicle body cover, or the like.

The present invention is not limited to the above-described embodiment. For example, the present invention is fixedly supported on a unit swing type low floor saddle riding type vehicle in which the engine swings up and down together with the rear wheel suspension system, or a vehicle body frame. The present invention can also be applied to a low floor saddle-ride type vehicle in which a transmission case that houses a transmission with respect to an engine swings up and down. In addition, a low-floor saddle-ride type vehicle having a pivot portion in which the main frame portion of the body frame directly supports the rear wheel suspension system so as to be vertically swingable, and a low-floor saddle-ride vehicle having a left and right integrated step floor. It can also be applied to type vehicles.
And the structure in the said Example is an example of this invention, and it cannot be overemphasized that a various change is possible in the range which does not deviate from the summary of the said invention.

1 is a left side view of a motorcycle according to an embodiment of the present invention. It is a top view of the motorcycle. It is a principal part enlarged view of FIG. FIG. 3 is an enlarged view of a main part of FIG. 2.

Explanation of symbols

1 Motorcycle (low floor saddle riding type vehicle)
5 Body frame 6 Head pipe 10 Main frame 15 Engine 16a Crankshaft C1 Center of rotation (crank axis)
24 Final output shaft 38 Pivot shaft C2 Axis center (pivot axis)
41 Main seat 42 Passenger seat 45a Step floor 46 Pillion step 46b Lower end

Claims (4)

The main seat (41) on which the driver is seated, the passenger seat (42) on which the rear passenger is seated, the step floor (45a) on which the driver's feet are placed, and the step floor (45a) are independent of each other. provided in the low floor type saddle-type vehicle provided with a pillion steps (46) for placing the feet of the rear passenger,
The vehicle body frame (5) of the vehicle extends from the head pipe (6) that supports the front wheel suspension system so as to be steerable and supports the rear wheel suspension system so that the rear wheel suspension system can swing up and down directly or indirectly. (10), the lower end of the pillion step (46) is disposed forward and below the center of the pivot shaft (38) that supports the rear wheel suspension system so as to be vertically swingable.
An engine (15) fixedly supported by the main frame part (10), and a final output shaft (24) along the left-right direction that enables transmission of the output of the engine (15) to the rear wheel side; The lower end of the pillion step (46) is disposed forward and below the axial center of the final output shaft (24),
The pivot shaft (38) and the final output shaft (24) are coaxial with each other;
The rear wheel suspension system includes a swing arm (35) and a rear cushion (37),
The rear cushion (37) extends in the front-rear direction substantially horizontally, and is disposed above the pivot shaft (38) so as to straddle the pivot shaft (38) in the front-rear direction .
In the pillion step (46), the upper end (47a) is coupled to the frame member (9a) disposed above the final output shaft (24), and the lower end ( 48) is supported by the lower end portion (48) of the stay (47) provided to be inclined so as to be positioned on the left and right outer sides,
A drive sprocket (39) attached to the final output shaft (24) is disposed below the upper end (47a) of the stay (47), and a part of the drive sprocket (39) is seen from above, A low floor saddle riding type vehicle characterized by overlapping with the stay (47) . The low floor saddle riding type vehicle according to claim 1 , wherein the pillion step (46) is arranged behind the front end of the rear cushion unit (37) in a side view. The low floor saddle riding type according to claim 1 or 2 , wherein a lower end of the pillion step (46) is disposed above a rotation center of a crankshaft (16a) of the engine (15). vehicle. The main seat (41) and the passenger seat (42), to any one of claims 1 to 3, characterized in that it is directly supported by the body frame (5) containing respectively the main frame portion (10) The low-floor saddle-ride type vehicle described.

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