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    • 2. 发明申请
    • Device And Method For Venting A Crank Casing Of An Internal Combustion Engine
    • US20190032528A1
    • 2019-01-31
    • US16072445
    • 2017-01-18
    • MAN TRUCK & BUS AGHENGST SE
    • Stefan SPRICKMANN KERKERINCKHeinz HERDERING
    • F01M13/00F01M13/04
    • F01M13/0011F01M11/065F01M13/04F01M2013/0044
    • The invention relates to a device for venting a crank casing of an internal combustion engine for a vehicle, having a plurality of venting ducts (13, 15, 53, 67, 84) by means of which gases flowing into a crank casing space (19) of the crank casing (7) can be conducted out of the crank casing space (19) again, wherein gas inlet openings (29, 55, 73), opening into the crank casing space (19), of the venting ducts are arranged in such a way that in a first defined inclination position of the internal combustion engine (3) a first venting duct does not dip with its gas inlet opening (29) into oil trough oil which is collected in an oil trough (5) of the internal combustion engine (3), and a second venting duct dips with its gas inlet opening (29, 55, 73) into the oil trough oil, wherein in a second defined inclination position of the internal combustion engine (3) which differs from the first inclination position the first venting duct (13, 67) dips with its gas inlet opening (29) into the oil trough oil and the second venting duct does not dip with its gas inlet opening (29, 55, 73) into the oil trough oil. According to the invention, a control device is provided by means of which a flow of fluid through the venting ducts can be shut off and released fluidically as a function of the inclination of the internal combustion engine (3), wherein in the first inclination position of the internal combustion engine (3) the control device releases the first venting duct and shuts off the second venting duct, and wherein in the second inclination position of the internal combustion engine (3) the control device releases the second venting duct and shuts off the first venting duct.
    • 9. 发明授权
    • Crankcase scavenged internal combustion engine
    • 曲轴箱清扫内燃机
    • US07080620B2
    • 2006-07-25
    • US10901860
    • 2004-07-29
    • Tore AronssonNiklas Enander
    • Tore AronssonNiklas Enander
    • F01M1/00
    • F01M3/00F01M1/04F01M11/065F01M2011/026F02B63/02F02B2075/025F02B2075/027
    • An internal combustion engine including structure for lubricating at least one bearing disposed therein. The engine includes an engine housing including a cylinder with a reciprocating piston of the engine and a crankcase volume with a crankshaft having the at least one bearing operatively connected thereto, wherein the crankcase volume contains at least air and a lubricant. Additionally, the engine includes a counterweight arrangement that provides an essentially solid circular profile, at least one passageway on the counterweight arrangement extending to a location adjacent to the engine housing, and at least one passageway extending through the engine housing from a location adjacent to the counterweight to the at least one bearing, wherein the two passageways are selectably aligned by movement of the piston to cause a lubricating flow between the at least one bearing and the crankcase volume.
    • 一种内燃机,包括用于润滑设置在其中的至少一个轴承的结构。 发动机包括发动机壳体,其包括具有发动机的往复活塞的气缸和具有曲轴的曲轴箱体积,曲轴箱具有与其可操作地连接的至少一个轴承,其中曲轴箱体积至少包含空气和润滑剂。 另外,发动机包括配重装置,其提供基本上实质的圆形轮廓,配重装置上的至少一个通道延伸到与发动机壳体相邻的位置,以及至少一个通道,其从邻近发动机壳体的位置延伸穿过发动机壳体 与所述至少一个轴承配重,其中所述两个通道可选择地通过所述活塞的运动对准,以使所述至少一个轴承和所述曲轴箱体积之间的润滑流动。