Motorcycle

A technology for motorcycles and frames, applied in motorcycles, motor vehicles, bicycles, etc., can solve the problem of inconvenient tire replacement, and achieve the effect of ensuring the space for tire replacement.

Active Publication Date: 2008-07-02
YAMAHA MOTOR CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

While this won't be much of an issue on small scooters, in the case of larger scooters it can cause problems with inconvenient tire changes

Method used

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Experimental program
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Embodiment Construction

[0039] Embodiments of the present invention will be described below with reference to the drawings.

[0040] 1 is a left side view of the appearance of a large scooter type motorcycle for two people according to an embodiment, and FIG. 2 is a left side view showing its internal structure, image 3 is the rear view of the appearance, and Figure 4 is the right side view of the appearance, Figure 5 is the right side view of the rear wheel suspension, Image 6 is the rear view of the rear wheel suspension, Figure 7 It is a three-dimensional diagram of the rear wheel suspension device viewed obliquely from the upper left, Figure 8 It is the installation relationship diagram of the left and right rear suspension units.

[0041] As shown in FIGS. 1 to 4 , the motorcycle is a motorcycle of the following type: in front of the rear wheel axle 2A, a combined swing type power for driving the rear wheels with a swing fulcrum P (pivot) is mounted. The unit 10 is provided with a front ...

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PUM

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Abstract

The invention relates to a motorbike which can ensure a space easily when replacing tyre. A combined swing type power unit (10) which is used for driving a rear wheel is arranged on one side of the left-right direction of the rear wheel (2) and the power unit is provided with a swing pivot at the front of an axle of the rear wheel, further more, for the motorbike that a pair of left-right rear anti-vibration units (7L) and (7R) are formed at the left and the right sides of the rear wheel (2), compared with the installation height of the rear anti-vibration unit (7L) at one side of the power unit, the installation height of the rear anti-vibration unit (7R) arranged at the reverse side of the power unit is set to be higher, and compared with the installation position on the motorbike width direction which is at the side of the power unit and opposite to the rear wheel (2) of the rear anti-vibration unit (7L), the installation position on the motorbike width direction which is at the reverse side of the power unit and is opposite to the rear wheel (2) of the rear anti-vibration unit (7R) is set to be closer to the inner side.

Description

technical field [0001] The present invention relates to a motorcycle equipped with: a unit-swing type power unit for driving a rear wheel, and a rear shock absorber unit provided on the left and right sides of the rear wheel. Background technique [0002] Combined-oscillating power units for rear-wheel drive are widely used mainly in scooter motorcycles. In the motorcycle equipped with this combined swing type power unit, the vehicle frame supports the front side part of the power unit including the engine and the power transmission mechanism freely swinging up and down, and the rear end edge portion protruding from the power unit A rear wheel is installed on the rear wheel axle. The upper left and right sides of the upper part of the rear end of the vehicle frame are connected with the upper ends of each rear shock absorber unit forming a pair of left and right. The lower end of a rear shock absorber unit is connected on the box body of the power unit, and the lower end o...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B62K11/00B62K25/26B62J23/00B62K25/20B62M7/02
CPCB62K25/283B62K2202/00
Inventor 望月干野村靖
Owner YAMAHA MOTOR CO LTD
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