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Invention Grant
US07946279B2 Straddle type vehicle having breather device 有权
具有通气装置的跨骑式车辆

Straddle type vehicle having breather device
Abstract:
A motorcycle (1) includes an OHC engine (13) and a fuel tank (22) closely above the engine (13). The engine (13) includes a crankcase (17), a cylinder block (18), a cylinder head (19), a cylinder head cover (20), and an oil catch tank (37) that is provided on the right side portion of the cylinder head (19) and cylinder head cover (20) and configured to separate oil from blow-by gas supplied from the crankcase (17) through the cylinder block (18). The oil catch tank (37) includes lower breather chambers (37a, 37c) formed in the cylinder head (19) and upper breather chambers (37b, 37d) formed in the cylinder head cover (20). The oil catch tank (37) is arranged as high as possible regardless of almost no space between the cylinder head (19) and the fuel tank (22).
Abstract(Chinese):

摩托车（1）包括靠近发动机（13）上方的OHC发动机（13）和燃料箱（22）。 发动机（13）包括曲轴箱（17），气缸体（18），气缸盖（19），气缸盖罩（20）和油接收罐（37），其设置在右侧部分 气缸盖（19）和气缸盖罩（20）之间，并且构造成将油与从曲轴箱（17）供应的窜气分离通过气缸体（18）。 吸油罐（37）包括形成在气缸盖（19）中的下通气室（37a，37c）和形成在气缸盖罩（20）中的上通气室（37b，37d）。 尽管在油缸盖（19）和燃料箱（22）之间几乎没有空间的情况下，尽可能高的排油量（37）。

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