JPH01147791U

JPH01147791U -

Info

Publication number: JPH01147791U
Application number: JP4029688U
Authority: JP
Priority date: 1988-03-29
Filing date: 1988-03-29
Publication date: 1989-10-12

Description

[Brief explanation of the drawing]

第１図は本考案に係る自動２輪車の後輪駆動構
造の一実施例を示す断面図、第２図は上記実施例
を備えた自動２輪車を示す側面図、第３図は第１
図における―線で切断して示す断面図、第４
図は第１図における―線で切断して示す断面
図、第５図は本考案の他の実施例を示す断面図、
第６図は第５図における―線で切断して示す
断面図である。５……駆動スプロケツト、７……ローラチエー
ン、１０……スプロケツトカバー、１１……エン
ジンケース、１２……スプロケツトチエーンカバ
ー、１３，１３Ａ……吸音材（防音材）。 FIG. 1 is a sectional view showing an embodiment of a rear wheel drive structure for a motorcycle according to the present invention, FIG. 2 is a side view showing a motorcycle equipped with the above embodiment, and FIG. 1
Sectional view taken along line 4 in the figure.
The figure is a sectional view taken along the line - in FIG. 1, and FIG. 5 is a sectional view showing another embodiment of the present invention.
FIG. 6 is a sectional view taken along the - line in FIG. 5. 5... Drive sprocket, 7... Roller chain, 10... Sprocket cover, 11... Engine case, 12... Sprocket chain cover, 13, 13A... Sound absorbing material (sound insulating material).

Claims

[Scope of utility model registration request]

The automatic 2 is equipped with a drive sprocket at the end of the output shaft protruding sideways from the engine case, a roller chain is wound between the drive sprocket and the driven sprocket of the rear wheel, and a sprocket cover is provided to cover the drive sprocket. In the rear wheel drive structure of a wheeled vehicle, a sprocket chain cover is provided inside the sprocket cover to cover the drive sprocket and the roller chain, and an inner wall of the sprocket chain cover is provided with a sound absorbing material. Rear wheel drive structure for two-wheeled vehicles.