JPS6087784U

JPS6087784U - Water drainage device for motorcycle power unit case belt chamber

Info

Publication number: JPS6087784U
Application number: JP17867983U
Authority: JP
Inventors: 稲葉　隆一; 達也新海
Original assignee: スズキ株式会社
Priority date: 1983-11-21
Filing date: 1983-11-21
Publication date: 1985-06-17

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はパワーユニットケースの１例を示す自動２輪車
の側面図、第２図はこの考案の実施例を示すパワーユニ
ットケースの拡大した側面図、第３図は同一部横断平面
図、第４図は同要部のさらに拡大した側面図、第５図は
同第４図Ａ矢視後面図、第６図はこの考案の他の実施例
を示す第４図Ｂ−Ｂ矢視断面図、第７図は同第６図Ｃ−
Ｃ矢視のガスケット側面図である。１・・・エンジン、２・・・パワーユニットケース、２
ａ・・・ケース本体、３・・・後輪、６・・・カバー、
７・・・ベルト室、１Ｂ・・・ねじ、１９，２０・・・
締付ボス、２　　。１・・・ガスケット、２２．２４・・・クランプ座片、
２３・・・水抜穴、２５・・・ガスケットはみ出し部。Fig. 1 is a side view of a motorcycle showing an example of a power unit case, Fig. 2 is an enlarged side view of the power unit case showing an embodiment of this invention, Fig. 3 is a cross-sectional plan view of the same part, and Fig. 4 is a side view of a motorcycle showing an example of a power unit case. The figure is a further enlarged side view of the main part, FIG. 5 is a rear view taken along arrow A in FIG. 4, and FIG. 6 is a sectional view taken along arrow B-B in FIG. Figure 7 is Figure 6C-
FIG. 3 is a side view of the gasket as viewed from arrow C. 1...Engine, 2...Power unit case, 2
a...Case body, 3...Rear wheel, 6...Cover,
7... Belt chamber, 1B... Screw, 19, 20...
Tightening boss, 2. 1...Gasket, 22.24...Clamp seat piece,
23... Drain hole, 25... Gasket protrusion.

Claims

[Scope of Claim for Utility Model Registration] 1. In a power unit case equipped with a dry belt chamber that extends rearward integrally with the engine crankcase, supports the rear wheel at the rear, and accommodates a belt transmission mechanism inside, the belt chamber is located outside. Consisting of a case body with an open case body and a cover attached to the case body with seven screws, a tightening boss for tightening the screws located at the lower rear part protrudes downward, and a clamp seat piece for processing the cover is provided. extending rearward and downward from the rear of the boss and the bottom of the cover behind the boss, and having a drain hole penetrating through the bottom of the cover immediately behind the boss between the clamp seat piece and the joint surface. Water drainage device for the belt chamber of the power unit case of two-wheeled motor vehicles. 2. A motorcycle power unit case as set forth in claim 1 of the utility model registration claim, characterized in that a gasket interposed between the mating surface of the case body and the cover protrudes rearward and downward so as to face the clamp seat piece. Belt chamber water drainage device.