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1. 发明授权

US09016248B2 Fixing device for attaching a cylinder block to an engine block of a two-stroke engine 有权
标题翻译：用于将气缸体连接到二冲程发动机的发动机缸体的固定装置
公开(公告)号：US09016248B2
公开(公告)日：2015-04-28
申请号：US13351430
申请日：2012-01-17
申请人： Michael Burgard , Alexander Burgard
发明人： Michael Burgard , Alexander Burgard
IPC分类号： F02F1/22 , F02B25/00 , F02B25/14 , F02B75/02
CPC分类号： F02B25/00 , F02B25/14 , F02B2075/025 , F02F1/22
摘要： A two-stroke engine includes a crankcase, a cylinder block; a combustion chamber with an outlet port, wherein the combustion chamber is formed in a cylinder running surface; and a cylinder head, which closes the cylinder block at an end of the combustion chamber, wherein: at least one transfer port is formed in the cylinder in order to connect an interior space of the crankcase with the combustion chamber, the cylinder block comprises at least one axial bore, at least partially penetrated in a wall of the outlet port and/or of the transfer port, so that the bore at least partially forms an opening at the wall side in the outlet port and/or in the transfer port, and a pin is in the at least one bore and closes the at least one opening at the wall side wherein a portion of a surface of the wall of the outlet port and/or of the transfer port penetrated by the bore is substantially restored in the area of the opening at the wall side with a portion of the pin, the pin is substantially cylindrical and comprises a rim side cut-out, and a surface of the rim side cut-out substantially corresponds to the portion of the surface of the wall of the outlet port and/or of the transfer port in the area of the opening at the wall side.
摘要翻译：二冲程发动机包括曲轴箱，气缸体; 具有出口的燃烧室，其中所述燃烧室形成在气缸运行表面中; 以及气缸盖，其在所述燃烧室的端部封闭所述气缸体，其中：在所述气缸中形成至少一个传送口，以将所述曲轴箱的内部空间与所述燃烧室连接，所述气缸体包括至少一个轴向孔，其至少部分地穿透在所述出口和/或所述输送口的壁中，使得所述孔至少部分地在所述出口和/或所述输送口中的壁侧形成开口，并且销在所述至少一个孔中并且封闭在所述壁侧处的所述至少一个开口，其中所述出口的壁的表面的一部分和/或由所述孔渗透的所述传送端口的表面的一部分在在该壁的一侧的开口部分具有销的一部分，销基本上是圆柱形的并且包括边缘侧切口，并且边缘侧切口的表面基本上对应于壁的表面的部分的出口和/或在侧壁开口区域中的输送口。

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