Invention Grant
- Patent Title: Motorcycle
- Patent Title (中): 摩托车
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Application No.: US11946713Application Date: 2007-11-28
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Publication No.: US07690466B2Publication Date: 2010-04-06
- Inventor: Akifumi Oishi , Yousuke Ishida
- Applicant: Akifumi Oishi , Yousuke Ishida
- Applicant Address: JP Shizuoka
- Assignee: Yamaha Hatsudoki Kabushiki Kaisha
- Current Assignee: Yamaha Hatsudoki Kabushiki Kaisha
- Current Assignee Address: JP Shizuoka
- Agency: Keating & Bennett, LLP
- Priority: JP2006-322066 20061129; JP2007-016496 20070126
- Main IPC: B62M7/00
- IPC: B62M7/00

Abstract:
A motorcycle having a belt type CVT and an engine unit in which an axial length of a cylinder is restricted. A body frame comprises a down frame extending vertically. The engine unit comprises a four-stroke engine, a belt type CVT, a clutch and a crank case. A cylinder is arranged rearwardly of the down frame with an axis thereof extending vertically. The clutch is provided between a secondary sheave shaft and an output shaft. The crank case is formed with an oil reservoir portion below a crank shaft to store lubricating oil. A rear end of the oil reservoir portion is rearward of a front end of a secondary sheave. An axis of the crank shaft is below an axis of the secondary sheave shaft.
Public/Granted literature
- US20080121454A1 Motorcycle Public/Granted day:2008-05-29
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