WO2012086626A1 - Structure destinée à la partie avant d'un véhicule à moteur à deux roues - Google Patents

Structure destinée à la partie avant d'un véhicule à moteur à deux roues Download PDF

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Publication number
WO2012086626A1
WO2012086626A1 PCT/JP2011/079457 JP2011079457W WO2012086626A1 WO 2012086626 A1 WO2012086626 A1 WO 2012086626A1 JP 2011079457 W JP2011079457 W JP 2011079457W WO 2012086626 A1 WO2012086626 A1 WO 2012086626A1
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WO
WIPO (PCT)
Prior art keywords
extension member
vehicle
bridge
attached
front structure
Prior art date
Application number
PCT/JP2011/079457
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English (en)
Japanese (ja)
Inventor
正人 中田
祐作 山下
Original Assignee
本田技研工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 本田技研工業株式会社 filed Critical 本田技研工業株式会社
Priority to CN201180055396.4A priority Critical patent/CN103221298B/zh
Priority to BR112013016004-7A priority patent/BR112013016004A2/pt
Priority to JP2012549820A priority patent/JP5460885B2/ja
Publication of WO2012086626A1 publication Critical patent/WO2012086626A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00—Cycle frames
    • B62K19/30—Frame parts shaped to receive other cycle parts or accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K21/00—Steering devices
    • B62K21/02—Front wheel forks or equivalent, e.g. single tine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K21/00—Steering devices
    • B62K21/18—Connections between forks and handlebars or handlebar stems

Definitions

  • the present invention relates to an improvement of a front structure of a motorcycle.
  • Patent Document 1 discloses an example of a front wheel steering device.
  • the front wheel steering device disclosed in Patent Document 1 includes a head pipe connected to a vehicle body, a steering shaft including a top bridge at an upper end, an upper bracket at an upper end, and an adder bracket (bottom bridge) at a lower end.
  • the bottom bridge includes a front fork that extends downward to support the front wheel, and a reinforcing shaft disposed rearward of the steering shaft and extending from the bottom bridge to the top bridge.
  • the auxiliary shaft extends from the bottom bridge to the top bridge, the rigidity of the front wheel steering device can be secured even when the front fork does not extend to the top bridge.
  • the size of the bottom bridge is increased by the provision of the auxiliary shaft.
  • An object of the present invention is to provide a technology for miniaturizing a bottom bridge in a front structure of a motorcycle in which the front fork does not extend to the top bridge.
  • a vehicle body frame a steering shaft rotatably attached to the vehicle body frame, a bottom bridge attached to a lower end of the steering shaft, and a front fork extending downward from the bottom bridge and suspending a front wheel And a steering wheel connected to the upper end of the steering shaft for inputting a steering force, wherein left and right extension members extending from the upper surface of the bottom bridge to the vicinity of the steering wheel extend along the left and right longitudinal axes of the front fork
  • left and right extension members extending from the upper surface of the bottom bridge to the vicinity of the steering wheel extend along the left and right longitudinal axes of the front fork
  • the lower end of the extension member is attached to the bottom bridge and the upper end of the extension member is attached to the handle.
  • the vehicle further includes a headlight provided between the left and right extension members aligned in the vehicle width direction, and the headlight is supported by the left and right extension members.
  • the front structure further includes a meter unit disposed between the left and right extension members aligned in the vehicle width direction, and the meter unit is supported by the left and right extension members.
  • the left and right extension members are configured to support the turn signal.
  • the left and right extension members include bridge portions that connect the upper ends to each other.
  • the key cylinder may be accommodated below the bridge portion.
  • the handle is disposed behind the upper end of the extension member, and the extension member is a hollow member having an open upper end, and a lid covering the upper end of the extension member and a part of the handle is provided on the upper end of the extension member and the handle Be
  • Each extension member may be made of resin.
  • Each extension member may have an article storage unit inside, and the lid may also serve as the lid of the article storage unit.
  • the pair of left and right extension members extend along the longitudinal axis of the left and right branch pieces of the front fork.
  • a steering shaft extends upward from the bottom bridge, and an auxiliary shaft extends from the bottom bridge separately from the steering shaft in parallel with the steering shaft There is.
  • the auxiliary shaft extends from the bottom bridge, the area of the bottom bridge as viewed in the steering axis direction must be increased, which leads to an increase in size of the bottom bridge.
  • the left and right extension members extending from the top surface of the bottom bridge to the vicinity of the handle extend along the longitudinal axes of the left and right branch pieces of the front fork. Since the left and right extension members reach the vicinity of the handle and the auxiliary shaft and the like do not extend from the bottom bridge, the bottom bridge can be miniaturized.
  • the lower end of the extension member is attached to the bottom bridge and the upper end of the extension member is attached to the support portion, so that the upper end and the lower end of the extension member can be securely attached to the front wheel suspension.
  • the headlight is disposed between the left and right extension members, it is possible to suppress the length by which the headlight protrudes forward of the vehicle. Since the amount of protrusion of the headlight to the front of the vehicle can be reduced, the front of the vehicle can be made compact.
  • the headlight is supported by the left and right extension members, the headlight is supported without providing a separate headlight stay. Therefore, the increase in the number of parts can be suppressed.
  • the meter unit is disposed between the left and right extension members. For this reason, since the protrusion amount to the vehicle front of a meter unit is suppressed, a vehicle front can be made compact. Since the meter unit does not protrude forward, the vehicle can be made compact. Also, the meter unit is supported by the left and right extension members. The meter unit is supported without providing a separate meter unit stay. Therefore, the increase in the number of parts can be suppressed.
  • the left and right front blinkers are supported by the left and right extension members.
  • the winker is supported without providing a separate winker stay. Therefore, the increase in the number of parts can be suppressed.
  • the left and right sides of the key cylinder in the vehicle width direction are hidden by the extension member, and the upper part of the key cylinder is hidden by the bridge portion.
  • the extension member A sense of unity of the vehicle area from the wheel to the steering wheel is obtained. As a result, the appearance of the vehicle is enhanced.
  • the extension member is formed of a resin material, the weight of the vehicle can be further reduced as compared with the case of the metal extension member.
  • each extension member has an article storage portion inside. Since articles can be stored inside the extension member, the vehicle dead space can be effectively used.
  • FIG. 1 is a left side view of a motorcycle adopting the present invention. It is a principal part enlarged view of the two-wheeled motor vehicle of FIG. It is the figure which looked at the two-wheeled motor vehicle of FIG. 2 in arrow 3 direction.
  • FIG. 5 is a cross-sectional view taken along line 4-4 of FIG. 3;
  • FIG. 5 is an enlarged view of area 5 of FIG. 4;
  • FIG. 2 is an exploded view of a front wheel steering device of the motorcycle. It is a figure explaining the attachment point of an extension member. It is a perspective view of the front wheel steering device. It is a figure explaining the attachment point of a headlight and a winker. It is a figure explaining the attachment point of a meter unit.
  • FIG. 1 shows the meter unit after attachment.
  • a motorcycle 10 as a saddle-ride type vehicle includes a vehicle body frame 11 having a head pipe 12 at its front end, and a front wheel steering device provided with a front wheel 13 steerably provided to the head pipe 12
  • the main elements are a rear wheel suspension 18 having a rear wheel 17 extending from the vehicle body frame 11 to the rear of the vehicle and having an engine 15 suspended on the vehicle body frame 11. The driving force of the engine 15 is transmitted to the rear wheel 17 via the chain 19.
  • the body frame 11 includes a head pipe 12, a main frame 21 extending rearward from the head pipe 12, a seat rail 22 extending substantially horizontally from the rear end of the main frame 21 rearward, and a front portion of the main frame 21. And a sub-frame 25 extending between the pivot frame 24 and the seat rail 22 as main elements; a down frame 23 extending downward from the main frame 21; a sub frame 25 extending downward from the rear end of the main frame 21; Do.
  • the front wheel steering device 14 steerably supported by the head pipe 12 includes a front wheel 13, a front fork 31 for suspending the front wheel 13, a bottom bridge 32 provided on an upper end of the front fork 31, and the bottom bridge It comprises a steering shaft 33 extending upward from 32 and rotatably attached to the head pipe 12, and a steering wheel 34 attached to the upper end of the steering shaft 33 for inputting a steering force.
  • Mounted on the bottom bridge 32 is a front fender 36 for muddy splashing the front wheels 13.
  • An extension member 35 extends upward from the bottom bridge 32.
  • the extension member 35 reaches the vicinity of the handle 34.
  • Headlights 37, front blinkers 38L, 38R and a meter unit 40 are attached to the extension member 35.
  • a handle 34 is disposed behind the upper end of the extension member 35.
  • the rear wheel suspension system 18 includes a swing arm 41 extending rearward from the vehicle body frame 11 and pivotally supporting the rear wheel 17, and a cushion unit 42 passed between the swing arm 41 and the vehicle body frame 11.
  • An engine 15 is disposed below the main frame 21.
  • the engine 15 has a crankcase 45 and a cylinder 46 extending obliquely upward from the crankcase 45.
  • a throttle valve 47 is connected to a rear wall 46 b of the cylinder 46, and an air cleaner unit 48 is connected to the rear of the throttle valve 47.
  • An exhaust pipe 43 is connected to the front wall 46 a of the cylinder 46, and the exhaust pipe 43 turns in the rearward direction of the vehicle and extends, and a silencer 44 is connected to the rear end of the exhaust pipe 43.
  • a connecting tube 55 extends forward from the air cleaner unit 48, a throttle valve 47 is connected to the front end of the connecting tube 55, and an intake pipe 56 extends from the throttle valve 47.
  • the intake pipe 56 is a rear wall of the cylinder Connected to 46b.
  • a fuel tank 61 is disposed rearward of the steering wheel 34, and the fuel tank 61 is covered with a tank cover 62.
  • a seat 63 on which an occupant sits is disposed so as to be continuous with the fuel tank 61 rearward of the vehicle. The seat 63 is attached to the seat rail 22.
  • a rear cowl 64 is attached to the seat rail 22 to cover the rear of the vehicle, and a taillight 66 is attached to the rear cowl 64.
  • a rear fender 65 for removing mud splashed by the rear wheel 17 is attached to the seat rail 22, and left and right rear winkers 39L and 39R (only reference numeral 39L on the front side of the drawing is shown) are attached to the rear fender 65.
  • a bulging member 71 is bulged upward from the front of the main frame 21, and the front end 61a of the fuel tank is supported on the upper surface 71a of the bulging member.
  • the rear end 61 b of the fuel tank is supported at the rear of the main frame 21.
  • a first tank mounting portion 73 for attaching the front end 61a of the fuel tank to the bulging member 71 is provided, and a first insertion portion 75 projecting upward is provided to the first tank mounting portion 73.
  • the vehicle body frame 11 is provided with a second tank mounting portion 74 for mounting the rear end 61b of the fuel tank, and the second tank mounting portion 74 is provided with a second insertion portion 76 projecting upward.
  • the first tank mounting portion 73 is mounted on the upper surface 71 a of the bulging member 71 extended from the main frame 21, and the second tank mounting portion 74 includes a tank mounting bracket 77.
  • the tank mounting bracket 77 is mounted to the rear of the main frame 21.
  • a seat 63 is disposed above the second insertion portion 76 so as to press the tank cover 62.
  • a steering wheel 34 is disposed in front of the fuel tank 61 in the vehicle, and a meter unit 40 is disposed in front of the steering wheel 34 in the vehicle.
  • the first tank attachment portion 73 to which the fuel tank 61 is attached is provided at one center in the vehicle width direction, and the second tank attachment portion 74 is provided on the left and right in the vehicle width direction.
  • the main frame 21 has a gusset member 83 whose front end is connected to the head pipe 12 and a plate member is butted from the left and right in the vehicle width direction; And a center frame 84 extending in the cross section.
  • the first tank mounting portion 73 is provided with a first insertion portion 75 as an external thread member protruding upward, and the front end 61a of the fuel tank and the front end 62a of the tank cover are inserted into the first insertion portion 75.
  • the first nut 85 is tightened together. Since the front end 61a of the fuel tank and the front end 62a of the tank cover are fastened together with the first nut (flanged cap nut) 85, compared to the case where the front end 61a of the fuel tank and the front end 62a of the tank cover are separately and separately The number of mounting steps can be reduced, and the productivity of the assembly can be increased.
  • a second tank mounting portion 74 is provided on the upper surface of the rear portion of the center frame 84, and a second insertion portion 76 as an external thread member protruding upward is provided in the second tank mounting portion 74.
  • the rear end 61 b of the fuel tank is inserted into the second insertion portion 76 and fastened by the second nut 86, and then the rear end 62 b of the tank cover is inserted into the second insertion portion 76.
  • a pressing portion 89 provided on the sheet 63.
  • a cylindrical member 91 constituting a fuel filler extends, and a lid member 92 is detachably attached to the cylindrical member 91. Since the upper end 91a of the cylindrical member extends to substantially the same height as the upper surface 62c of the tank cover, even when the fuel tank 61 is covered by the tank cover 62, the cylindrical member 91 is upward by a predetermined amount. By extending this, the cylindrical member 91 can be covered by the tank cover 62, and a good appearance around the filler opening can be secured.
  • a plurality of ribs 94 extend in the vehicle width direction on the back surface 62d of the tank cover at a position facing the upper surface 61c of the fuel tank.
  • the plurality of ribs 94 easily ensure a predetermined rigidity.
  • the front end 62a of the tank cover is attached to the gusset member 83 through the first elastic member 101, and the rear end 62b of the tank cover is the center frame 84 through the second elastic member 102 and the third elastic member 103. Is attached to Since the tank cover 62 is mounted on the elastic members 101 to 103, it is possible to suppress the vibration of the tank cover 62 in combination with the rigidity increase by the rib 94.
  • a cylindrical connecting pipe 132 is attached to the upper end 33a of the steering shaft via a fastening member 131 so as to extend upward, and extends in the vehicle width direction to the upper end of the connecting pipe 132. So that the handle 34 is joined.
  • a connecting plate 133 for securely holding the three members over the steering shaft 33, the steering wheel 34 and the connecting pipe 132 is fastened together by a fastening member 131.
  • An extension member stay 135 extends from the upper portion of the connecting plate 133 to the front of the vehicle, and a lid 136 is attached to the extension member stay 135 via a small screw 137.
  • the lid 136 supports the upper end 35 a of the extension member while closing the opening 138 opened in the upper end 35 a of the extension member 35.
  • a key cylinder stay 142 supporting the key cylinder 141 extends from the lower end of the connecting plate 133 to the front of the vehicle.
  • the extending member stay 135 is attached to the connecting plate 133 fixed to the front wheel steering device 14, and the key cylinder stay 142 is attached to the connecting plate 133 below the extending member stay 135. ing.
  • the lower end 35 b of the extension member 35 is attached to the bottom bridge 32, and the upper end 35 a of the extension member 35 is attached to the handle 34 via the extension member stay 135.
  • the left and right extension members 35 have left and right seat portions 143 formed at the upper rear end.
  • a bridge portion 144 to which the left and right extension members are connected is provided at upper ends 35a of the left and right extension members, and a flange portion 145 for fixing the meter unit 40 obliquely upward from the vehicle extends from the bridge portion 144.
  • a recessed portion 146 in which the cylinder 141 is accommodated is formed, and left and right arm portions 147 attached so as to sandwich the headlight 37 from the height direction intermediate portion of the left and right extension members 35 forward to the vehicle extend.
  • the extension member 35 is set on the upper surface 32f of the bottom bridge 32 as the attachment procedure of the extension member 35, and the left and right seat portions 143 formed on the upper end 35a of the extension member are arrowed through the third bolt 153.
  • the lower end 35b of the extension member is fastened via the fourth bolt 154 to the mounting portion 148 provided on the side of the bottom bridge 32 as indicated by the arrow b.
  • the upper end 35a and the lower end 35b of the extension member 35 are attached to the front wheel steering device 14 via the third bolt 153 and the fourth bolt 154, so that the extension member 35 can be securely attached to the front wheel steering device 14. it can.
  • the meter unit 40 is placed on the flange portion 145 as shown by the arrow c, and the fifth bolt 155 is screwed in from below to attach the meter unit 40 to the extension member 35.
  • the front blinkers 38L and 38R are inserted into the blinker holes 157 opened in the left and right arms 147 from the outside in the lateral direction of the vehicle as shown by arrow d, and then fixed with nuts 158.
  • the headlight 37 is set in the opened light hole 161 as shown by the arrow e, and the headlight 37 is attached to the left and right arms 147 by the sixth bolt 156 (FIG. 9).
  • the lid 136 is set to the upper end 35a of the extension member 35, and the lid 136 is fastened to the extension member stay 135 with the small screw 137 as indicated by the arrow f.
  • the assembling procedure is not limited to the above procedure, and the order of the assembling procedure may be changed as appropriate.
  • the extension member 35 is made of resin.
  • the extension member 35 is a hollow member whose upper end 35a is open, and a lid 136 covering the upper end 35a of the extension member and the handle 34 is attached to the upper end 35a of the extension member 35 and the handle 34 Is attached to
  • the lid 136 has a main body portion 163 covering the upper end 35 a of the extension member, and extends upward from the center of the main body portion 163 in the vehicle width direction to the rear of the vehicle and then extends above the connecting pipe 132 (FIG. 6) and the extension member stay 135 And a cover portion 164 having a hole 165 (FIG. 6) to which the small screw 137 is attached.
  • the upper end 35 a of the extension member 35 is covered by the main body 163 of the lid 136, and a part of the handle 34 located behind the extension member 35 is covered by the cover 164.
  • a sense of unity of the vehicle is obtained from the extension member 35 to the steering wheel 34. As a result, the appearance of the vehicle is enhanced.
  • the inside of the extension member 35 is an article storage unit 166, and the lid 136 also serves as a lid of the article storage unit 166. Since the articles can be stored inside the extension member 35, the vehicle dead space can be effectively used. Further, since the extension member 35 is a resin member, the weight of the vehicle can be reduced as compared with the case where the extension member is formed of a metal member.
  • extension member 35 and the lid 136 are attached to the front wheel steering device 14 will be described with reference to FIG.
  • left and right extension members 35 reaching the vicinity of the handle 34 from the upper surface 32 f of the bottom bridge 32 extend along the left and right longitudinal axes JL and JR of the front fork 31.
  • the left and right extension member 35 includes a bridge portion 144 to which the left and right extension members 35 are connected at the upper end 35 a, and a recess 146 (FIG. 7) extending in the height direction is formed in the bridge portion 144.
  • a key cylinder 141 is disposed. The key cylinder 141 extends to the lower side of the bridge portion 144. That is, the key cylinder 141 is accommodated below the bridge portion 144.
  • the left and right of the key cylinder 141 in the vehicle width direction is hidden by the extension member 35, and the upper part of the key cylinder 141 is hidden by the bridge portion 144. can do.
  • the front blinkers 38L and 38R are inserted into the blinker holes 157 opened in the left and right arms 147 from the left and the right in the vehicle width direction, they are provided to the front blinkers 38L and 38R.
  • the male screw portion 159 is fixed to the left and right arm portions 147 with nuts 158, and the headlight 37 is set in the light holes 161 opened in the left and right arm portions 147. Attach to section 147.
  • a headlight 37 is disposed between a pair of left and right extension members 35 provided in the vehicle width direction, and the headlight 37 is supported by the pair of left and right extension members 35. It is done.
  • the pair of left and right extension members 35 support the front winkers 38L and 38R.
  • the headlight 37 is disposed between the pair of left and right extension members 35, the length of the headlight 37 projecting forward can be reduced. Since the amount of protrusion of the headlight 37 forward of the vehicle can be suppressed, the front of the vehicle can be made compact.
  • the headlight 37 is supported by a pair of left and right extension members 35.
  • the headlight 37 is supported without providing a separate headlight stay. Therefore, the increase in the number of parts can be suppressed.
  • front winkers 38L and 38R are supported by a pair of left and right extension members 35.
  • the front winkers 38L and 38R are supported without providing a separate winker stay. Therefore, the increase in the number of parts can be suppressed.
  • the mounting structure of the meter unit will be described. As shown in FIG. 10, the meter unit 40 is mounted on the flange portion 145 attached to the left and right extension members 35, and the fifth bolt 155 is inserted from below to attach the meter unit 40 to the flange portion 145.
  • the meter unit 40 is shown attached to the flange portion 145 extending from the extension member 35.
  • a meter unit 40 is disposed between a pair of left and right extension members 35 provided in the vehicle width direction, and the meter unit 40 is supported by the pair of left and right extension members 35. It is done. Since the meter unit 40 is disposed between the pair of left and right extension members 35, the amount of protrusion of the meter unit 40 to the front of the vehicle can be suppressed. As a result, the vehicle front can be made compact. Since the meter unit 40 does not project forward, the vehicle can be made compact.
  • the meter unit 40 is supported by a pair of left and right extension members 35.
  • the meter unit 40 is supported without providing a separate meter unit stay. Therefore, the increase in the number of parts can be suppressed.
  • FIGS. 12A and 12B show the configuration according to the present invention in a perspective view and a (bb) cross section, and (b) shows the configuration of the conventional example in a perspective and (dd) cross section.
  • Left and right extension members 35 extend upward from the upper surface 32f of the bottom bridge along the left and right longitudinal axes JL and JR of the front fork 31.
  • the front fork 31 extends from the top surface 32Bf of the bottom bridge to the top bridge 168, and the heightwise intermediate portion of the front fork 31 is attached to the bottom bridge 32B. The upper end of the fork 31 is attached to the top bridge 168.
  • the left and right extension members 35 reaching from the top surface 32f of the bottom bridge to the vicinity of the handle 34 extend along the left and right longitudinal axes JL and JR of the front fork 31, respectively. Extending, their upper ends 35a are connected to a bridge portion 144 in the form of a top bridge.
  • the bridge portion 144 may be rigid as long as it can support the upper ends 35 a of the pair of left and right extension members. Thus, no rigid member such as top bridge 168 is required. Further, the only member extending upward from the bottom bridge 32 is the steering shaft 33, and the other rigid members do not extend. As a result, the bottom bridge 32 can be miniaturized.
  • an extension member 35 is disposed on the upper surface 32f of the bottom bridge so as to extend along the left and right longitudinal axes JL and JR of the front fork Since the extension member 35 has an appearance like a front fork, a sporty impression can be given to the front of the vehicle, and the appearance of the vehicle is improved.
  • the present invention is also applicable to a saddle-ride type three-wheeled vehicle, and may be applied to general saddle-ride type vehicles.
  • the present invention is suitable for a motorcycle.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Motorcycle And Bicycle Frame (AREA)

Abstract

La présente invention a trait à une structure destinée à la partie avant d'un véhicule à moteur à deux roues (10), laquelle structure comprend : un cadre de carrosserie de véhicule (11) ; un arbre de direction (33) qui est monté pivotant sur le cadre de carrosserie de véhicule (11) ; un pont inférieur (32) qui est monté sur l'extrémité inférieure de l'arbre de direction (33) ; une fourche avant (31) qui s'étend vers le bas à partir du pont inférieur (32) et qui est dotée de deux sections de branche permettant de supporter la roue avant (13) ; et une poignée de guidon (34) qui est reliée à l'extrémité supérieure de l'arbre de direction (33) et dans laquelle une force de direction est introduite. La structure destinée à la partie avant d'un véhicule à moteur à deux roues inclut également des éléments de rallonge gauche et droit (35) qui s'étendent à partir de la surface supérieure du pont inférieur (32) jusqu'à proximité de la poignée de guidon (34) et qui s'étendent le long des axes longitudinaux (JL, JR) des sections de branche gauche et droite de la fourche avant (31).
PCT/JP2011/079457 2010-12-22 2011-12-20 Structure destinée à la partie avant d'un véhicule à moteur à deux roues WO2012086626A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201180055396.4A CN103221298B (zh) 2010-12-22 2011-12-20 自动两轮车的前部结构
BR112013016004-7A BR112013016004A2 (pt) 2010-12-22 2011-12-20 estrutura de parte dianteira de veículo motorizado de duas rodas.
JP2012549820A JP5460885B2 (ja) 2010-12-22 2011-12-20 自動二輪車の前部構造

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010286292 2010-12-22
JP2010-286292 2010-12-22

Publications (1)

Publication Number Publication Date
WO2012086626A1 true WO2012086626A1 (fr) 2012-06-28

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PCT/JP2011/079457 WO2012086626A1 (fr) 2010-12-22 2011-12-20 Structure destinée à la partie avant d'un véhicule à moteur à deux roues

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JP (1) JP5460885B2 (fr)
CN (1) CN103221298B (fr)
AR (1) AR084528A1 (fr)
BR (1) BR112013016004A2 (fr)
PE (1) PE20141220A1 (fr)
WO (1) WO2012086626A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015190113A1 (fr) * 2014-06-11 2015-12-17 ヤマハ発動機株式会社 Véhicule de type à enfourcher
WO2015190114A1 (fr) * 2014-06-11 2015-12-17 ヤマハ発動機株式会社 Véhicule de type à enfourcher
JP2016193643A (ja) * 2015-03-31 2016-11-17 本田技研工業株式会社 ウィンカーを備える鞍乗り型車両

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Publication number Priority date Publication date Assignee Title
JPS54111055U (fr) * 1978-01-25 1979-08-04
JPS58111686U (ja) * 1982-01-26 1983-07-29 本田技研工業株式会社 車両の操向前輪懸架装置
JPS62185196U (fr) * 1986-05-19 1987-11-25
JP2004217044A (ja) * 2003-01-14 2004-08-05 Kawasaki Heavy Ind Ltd 自動二輪車のアッパブラケット構造
JP2009132219A (ja) * 2007-11-29 2009-06-18 Honda Motor Co Ltd 自動二輪車

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
ATE507136T1 (de) * 2008-08-01 2011-05-15 Yamaha Motor Co Ltd Rollerartiges fahrzeug

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54111055U (fr) * 1978-01-25 1979-08-04
JPS58111686U (ja) * 1982-01-26 1983-07-29 本田技研工業株式会社 車両の操向前輪懸架装置
JPS62185196U (fr) * 1986-05-19 1987-11-25
JP2004217044A (ja) * 2003-01-14 2004-08-05 Kawasaki Heavy Ind Ltd 自動二輪車のアッパブラケット構造
JP2009132219A (ja) * 2007-11-29 2009-06-18 Honda Motor Co Ltd 自動二輪車

Cited By (5)

* Cited by examiner, † Cited by third party
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WO2015190113A1 (fr) * 2014-06-11 2015-12-17 ヤマハ発動機株式会社 Véhicule de type à enfourcher
WO2015190114A1 (fr) * 2014-06-11 2015-12-17 ヤマハ発動機株式会社 Véhicule de type à enfourcher
US9598129B2 (en) 2014-06-11 2017-03-21 Yamaha Hatsudoki Kabushiki Kaisha Straddled vehicle
US9868484B2 (en) 2014-06-11 2018-01-16 Yamaha Hatsudoki Kabushiki Kaisha Straddled vehicle
JP2016193643A (ja) * 2015-03-31 2016-11-17 本田技研工業株式会社 ウィンカーを備える鞍乗り型車両

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CN103221298A (zh) 2013-07-24
JP5460885B2 (ja) 2014-04-02
CN103221298B (zh) 2015-11-25
BR112013016004A2 (pt) 2018-07-10
AR084528A1 (es) 2013-05-22
PE20141220A1 (es) 2014-10-15

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