JPH03235776A - Motorcycle - Google Patents

Abstract

PURPOSE:To prevent setting of an unreasonable riding posture by movably providing a handle and foot rests, and avoiding combination of arrangement wherein a handle is located in a position above the rear end of a front wheel and arrangement wherein the footrest is located in a position above the center of a wheel base. CONSTITUTION:A handle 3 mounted on the upper part of a front fork 2 and extending to both ends is movable in a range A of from a position (a) above the rear end of a front wheel 9 to a position (b) above the center of a wheel base L1. Footrests 7 located on both sides of the lower part of a car body 1 are movable in a range B of from a position (b) above the center of the base well L1 to a position above the front end of a rear wheel 5. The handle 3 and the footrests 7 are set in a manner to select combination except combination of arrangement wherein the handle 3 is located in the position (a) above the rear end of the front wheel 9 and arrangement wherein the footrests 7 are located in the position (b) above the center of the wheel base L1.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a motorcycle, and more particularly to a motorcycle having a variable handle and footrest.

[Prior Art] Motorcycles include, for example, American chopper type motorcycles in which the rider's upper body is raised higher than usual, and
There are sports-type bikes in which the rider's upper body is tilted forward more than usual.

[Problems to be Solved by the Invention] Depending on the rider's preference or riding conditions, a rider may ride a normal motorcycle in an upright riding position, such as an American chopper type motorcycle, or a sports type motorcycle. There are times when you want to ride with your upper body leaning forward.

Therefore, for example, by changing the position of the handle or changing the position of the footrest, it is possible to take a riding posture with the upper body upright or a posture with the upper body leaning forward. Incidentally, the combination of the handlebar and footrest positions may be inappropriate for the rider of a motorcycle, and the rider may feel fatigued or find it difficult to operate various parts.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a motorcycle in which a riding posture can be obtained in which each part can be easily operated without causing fatigue.

[Means for Solving the Problems] In order to solve the above problems, the motorcycle of the present invention has the following features:
The handle is movable from a position approximately above the rear end of the front wheel to a position above the center of the wheel base, and a footrest is movable from a position approximately above the center of the wheel base to a position above the front end of the rear wheel. The present invention is characterized in that the footrest is set at a position above the rear end in a combination other than that in which the footrest is set at a position substantially above the center of the wheel base.

[Operation] In this invention, the handle is not set in combination with the position substantially above the rear end of the front wheel and the footrest substantially above the center of the wheel base. Therefore, the rider's upper body and lower body are not positioned too far forward at the same time, which prevents him from feeling fatigued and from having difficulty operating various parts.

[Embodiment F] Next, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic side view of a motorcycle to which the present invention is applied.

Reference numeral 1 in the figure is a body of a motorcycle, and a front wheel 9 is supported on the front side of the body 1 via a front fork 2.
At the top of the front fork 2 is a handle 3 that extends from side to side.
is installed. At the rear of the vehicle body 1 is a rear arm 4.
A rear wheel 5 is provided via the rear wheel 5. An engine 6 is mounted in the center of the vehicle body 1, footrests 7 are provided on both sides below the vehicle body 1, and a seating portion 8 is provided above.

The rider sits on the seat 8, puts his feet on the footrest 7, grips the handlebar 3, and drives the vehicle.

This handle 3 is movable from a position approximately above the A & end of the front wheel 9 to a position above the center of the wheel base L1.
indicates the upper position of the rear end of the front wheel 9.

Furthermore, the footrest 7 is movable from a position approximately above the center of the wheel base L1 to a position above the front end of the rear wheel 5. This footrest movement range B is shown in the drawing, and the shaded area is approximately above the center of the wheel base. It shows the location.

Therefore, for example, if the handlebar 3 is set to a position other than the shaded area a of the handlebar movement range A, and the footrest 7 is set to the shaded area of the footrest movement section B, the rider's upper body will be in a more upright riding position than usual. Can be typed.

For example, if the handlebar 3 is set in the shaded area a of the handlebar movement range A, and the footrest 7 is set in a position other than the shaded area of the footrest movement range B, a sports type riding posture in which the rider's upper body is tilted forward more than usual can be achieved. It can be done.

Further, for example, if the handlebar 3 is set to a position other than the shaded area a of the handlebar movement range A, and the footrest 7 is set to a position other than the shaded area of the footrest movement range B, the rider's upper body will be in a riding posture that is normally tilted forward. be able to.

By the way, for example, if the handlebar 3 is set in the shaded area a of the handlebar movement range A, and the footrest 7 is set in the shaded area A of the footrest movement range B, the rider's upper body will lean forward more than usual, and his or her feet will be on the front side. , an extreme posture in which the upper body and lower body are positioned too far forward at the same time. Therefore, the handlebar 3 is set at a position substantially above the rear end of the front wheel 9, and the footrest 7 is set at a position other than the position substantially above the center of the wheel base L1. This allows the rider to obtain a riding posture that makes it easy to operate each part without feeling fatigued.

2 to 4 show other embodiments in which the present invention is applicable, in which FIG. 2 is a side view of the motorcycle, FIG. 3 is a front view of the handle portion, and FIG. 4 is a handle and a side view of the motorcycle. It is a schematic diagram of the drive mechanism of a footrest.

Reference numeral 11 in the figure is a motorcycle body, and a pair of left and right main frames 13 extend rearward from a head vibe 12.
A rear arm bracket 14 extending downward is connected to the rear part of the main frame 13. A rear arm 15 is attached to this rear arm bracket 14, and a rear wheel 16 is supported on this rear arm 15.

Further, a support plate 17 is fixed to the left and right rear arm brackets 14, and a footrest 18 is provided on the support plate 17 so as to protrude left and right. This footrest 18 is provided with a pinion 19 that meshes with a rack 20 provided on the support plate 17.
The footrest 18 is movable in the front-rear direction along the guide groove 21 by the rotation of the footrest 18 . This footrest movement range is from a position above the center of the wheel base L2 to a position above the front end of the rear wheel 16.

The movement of the footrest 18 is carried out by loosening the lock bolt 100, and when it is adjusted to the specified position, the lock bolt +0
0, the footrest 18 is fixed to the support plate 17.

In addition, the head vibe 12 includes a pair of left and right subframes 2.
2 extends downward, further extends rearward, and is connected to the rear arm bracket 14. An engine 23 is mounted on the main frame 13, subframe 22, and rear arm bracket 14, and a fuel tank 24 is mounted on the left and right main frames 13. Main frame 1
A seat 26 is placed on a seat rail 25 connected to the seat rail 3.

A pair of left and right front forks 28 are attached to an upper bracket 29 on the steering shaft 27 inserted into the head vibe 12.
and a lower bracket 30, and a front wheel 31 is supported at the lower part of the front fork 28.

A bracket 32 is provided between the upper bracket 29 and the lower bracket 30, passing through the pair of left and right front forks 28, and the bracket 32 is fixed to the front fork 28 by tightening lock bolts 101 provided on both sides.

A pair of separate left and right handles 33 are attached to both sides of the bracket 32.

A rack 34 is provided between the upper bracket 29 and the lower bracket 30, and a binion 3 that meshes with this rack 34 is provided.
5 is provided on the bracket 32. Bracket 32
When the pinion 35 is rotated with the lock bolt 101 loosened, the bracket 32 moves up and down along the front fork 28, and can be moved from a position approximately above the rear end of the front wheel 31 to a position above the center of the wheel base L2. It has become.

Gears 40 and 41 are coaxially formed on the handle side binion 35 and the footrest side binion 19,
This gear 40.41 has a small diameter screw shaft 42.43, respectively.
are engaged, and this small diameter screw shaft 42.43 is connected to a cable 46.47 at a cable joint 44.45.

The cable 46 on the handle side is connected to the handle drive @50 of the gear box 49 via a cable joint 48, and the cable 47 on the footrest side is connected to the footrest drive shaft 52 of the gear box 49 via a cable joint 51. ing. The handle drive shaft 50 and the footrest drive shaft 52 are rotated in conjunction with a motor 53 provided in the gear box 49, and the positions of the handle 33 and the footrest 18 are changed in conjunction with each other, so that the riding posture can be changed. There is.

A potentiometer 55 is connected to the motor 53 via a deceleration mechanism 54, and this potentiometer 55 detects the positions of the handle 33 and footrest 18. This position information is input to a control device 56, and the control device 56 controls the motor 53.
control is performed. The control device 56 is the main switch 5
7, it is connected to a battery 59 via a fuse 58 and activated, and by operating a position switch 60, the riding posture can be changed to three stages: a normal riding posture, an American chopper type riding posture, and a sports type riding posture. It is designed to have a trunk.

Therefore, the handlebar 33 is set in advance at a position above the rear end of the front wheel 31, and the footrest 18 is set at a position other than the above position at the center of the wheelbase L2. By driving the handle 33 and the footrest 18, the handle 33 and the footrest 18 move in conjunction with each other. In this way, since the handle 33 and the footrest 18 are moved in synchronization with one drive source of the motor 53, the riding posture can be changed with a simple mechanism.

Also, cables 46.4 and 46.4 are connected to the gearbox 49, respectively.
At 7, power is transmitted to the handle side and footrest side,
On this handle side and footrest side, a small diameter screw shaft 42
．． 43 rotates the gear 40.41 and the pinion 35.19. The reduction ratio of the gear 40.41 and the small diameter screw shaft 42.43 is set to be large, so that power can be transmitted to the binion 35.19 with a small screw torque, and a thin cable 46.47 can be used.

In addition, the lock holder 1 on the handle side and footrest side
Even if the locking mechanism such as 01.100 loosens, the motor 53 will not be reversely driven via the cables 46, 47 because the reduction ratio is large as described above.

In addition, in this embodiment, the handle 33 and the footrest 1
8 are designed to move in conjunction with each other in advance, but they may also be able to move independently. In this case, the handle 33 is located approximately above the rear end of the front wheel, and the footrest 18 is approximately located above the rear end of the front wheel. An alarm may be issued when the wheel head is set at a position above the center of the wheel head L2. Further, the program of the control device 56 causes the handle 33 to be set to the front wheel 3.
The combination of the position of the footrest 18 above the rear end of 1 and the position above the center of the wheel height L2 may not be selected.

Figures 5 to 9 show other embodiments for moving the handle of a motorcycle, Figure 5 is a schematic diagram of the country of construction, Figure 6 is a side view of the mask cylinder, and Figure 7 is the right side of Figure 6. Figure, 8th
The figure is a side view of the position adjustment section of the mask cylinder, and FIG. 9 is a plan view of FIG. 8.

In this motorcycle, the handle 70 is connected to the hydraulic cylinder 71.
The hydraulic cylinder 71 is provided in the vehicle body 72 via a joint 73 so as to be rotatable in the vertical direction. The joint 73 is rotatably supported by the vehicle body 72 about a pin 74 as a fulcrum, and the handlebar 70 of this motorcycle is not supported by a front fork that supports the front wheel.

The hydraulic cylinder 71 has a cylinder 76 of the hydraulic cylinder 75.
are connected by a bin 77, and the lot 78 is rotatably connected to a bracket 79 of the vehicle body 72 via a bin 80. The bracket 79 is attached to the vehicle body 72 via the support bin 81.
is supported by

Due to the operation of the hydraulic cylinder 75, the hydraulic cylinder cylinder 1 moves to the bin cylinder 4.
The position of the handle 70 is changed by moving up and down using the handle 70 as a fulcrum.

A mask cylinder reserve tank 83 is supported by a bracket 82 of the handle 70 via a support bin 84, and this reserve tank 83 is rotatable about the support bin 84 as a fulcrum. A gear 86 is formed at the bottom of a plate 85 provided on the reserve tank 83, and this gear 86 meshes with a sprocket 87. This sprocket 87 is connected to an end 88a of a cable 88 inserted through the bracket 82, and an end 88b of this cable 88.
is inserted through the stay 89 and connected to the sprocket 90. This stay 89 is provided on the bracket 79,
Further, the sprocket 90 meshes with a gear 91 formed on the support portion of the rod 78, and when the hydraulic cylinder 75 is actuated, the position of the handle 70 changes, causing the gear 91 to rotate, thereby rotating the sprocket 90. . Therefore, the amount of movement of the handle 70 is converted into the amount of rotation of the sprocket 90, and this is transmitted via the cable 88 to the sprocket 8 provided on the handle side.

As the sprocket 87 rotates, the position changes according to the change in the position of the handle 70 via the gear 86 of the reserve tank 83, so that it is always in a horizontal state.

Therefore, it is possible to prevent the oil level in the mask cylinder reserve tank 83 from fluctuating due to the movement of the handle 70, thereby preventing problems such as air intrusion.

[Effects of the Invention] As described above, in this invention, the handlebar is located approximately above the rear end of the front wheel, and the footrest is located approximately above the center of the wheel base, so that the handlebar is not set or fixed, so that the upper body of the rider is not affected. At the same time, this prevents an extreme posture in which the body and lower body are positioned too far forward, which prevents fatigue and difficulty in operating various parts.

[Brief explanation of drawings]

FIG. 1 is a schematic side view of a motorcycle to which this invention is applied;
Figures 2 to 4 show other embodiments to which the present invention is applied, in which Figure 'f%2 is a side view of the motorcycle, Figure 3 is a front view of the handle portion, and Figure 4 is a handle and a side view of the motorcycle. A schematic view of the drive mechanism of the footrest, FIGS. 5 to 9 show other embodiments for moving the handle of a motorcycle, FIG. 5 is a schematic diagram, FIG. 6 is a side view of the mask cylinder, and FIG. 6 is a right side view of FIG. 6, FIG. 8 is a side view of the mask cylinder position adjustment section, and FIG. 9 is a plan view of FIG. 8. In the figure, symbol A is the steering wheel movement range, B is the footrest movement range, a, b are the shaded areas, Ll, L2 are the wheel base, 1.72 is the vehicle body, 3.33.70 is the steering wheel, 5.1
6 is the rear wheel, 9.31 is the front wheel, 7.18 is the footrest,
26 is a seat, and 71.75 is a hydraulic cylinder. /I-+ Figure 9 Figure Figure 3 Figure

Claims (1)

[Claims] The handle is movable from a position approximately above the rear end of the front wheel to a position above the center of the wheel base, and a footrest is movable from a position approximately above the center of the wheel base to a position above the front end of the rear wheel. A motorcycle characterized in that the footrest is set at a position above the end in a combination other than a combination in which the footrest is set at a position substantially above the center of the wheel base.