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    • 41. 发明授权
    • Valve operating mechanism for internal combustion engines
    • 内燃机阀门操作机构
    • US4397270A
    • 1983-08-09
    • US138792
    • 1980-04-08
    • Shunichi Aoyama
    • Shunichi Aoyama
    • F01L13/00F01L1/18
    • F01L13/0026
    • A valve operating mechanism of an internal combustion engine including a first cam rotatable about an axis in timed relation to the engine speed, a second cam rockable about an axis and operatively engaged with a valve of the engine, a rocker arm rockable about an axis and interposed between said first and second cams to provide operative connection therebetween, and means responsive to varations of engine condition for shifting the axis of rocking movement of said rocker arm relative to said axes of said first and second cams thereby varying the angular position of said second cam independently of that of said first cam whereby valve lift, valve timing and the period during which the valve is open are varied in accordance with the varying operating conditions of the engine.
    • 一种内燃机的气门操作机构,其包括可绕着与发动机转速成正时关系的轴线旋转的第一凸轮,围绕轴线摆动并与发动机的阀可操作地接合的第二凸轮,围绕轴线摇摆的摇臂, 插入在所述第一和第二凸轮之间以提供其间的操作连接,以及响应于发动机状态变化的装置,用于相对于所述第一和第二凸轮的所述轴移动所述摇臂的摇摆轴线,从而改变所述第二和第二凸轮的角位置 独立于所述第一凸轮的凸轮,由此阀升程,气门正时以及阀打开的时段根据发动机的变化的操作条件而变化。
    • 42. 发明授权
    • Variable valve system for internal combustion engine
    • 内燃机可变阀门系统
    • US08181613B2
    • 2012-05-22
    • US12474780
    • 2009-05-29
    • Tsuyoshi ArinagaToru FukamiShinichi TakemuraShunichi Aoyama
    • Tsuyoshi ArinagaToru FukamiShinichi TakemuraShunichi Aoyama
    • F01L1/34
    • F01L13/0021F01L13/0026
    • A variable valve system for an internal combustion engine includes a drive shaft, a drive cam provided on the drive shaft, a link arm fitted on the outer periphery of the drive cam such as to rotate relative to the drive cam, a crank-shaped control shaft including a main shaft and an eccentric cam, an oscillating arm rotatably attached to the eccentric cam and oscillated by the link arm, and an oscillating cam connected to the oscillating arm via a link rod so as to actuate a valve. Lubricant is communicated from a main lubricant flow path in the drive shaft through three lubricant paths to sliding contact areas between the drive cam and the link arm, between the pin of the oscillating arm and the link arm, and between the eccentric cam and the oscillating arm.
    • 用于内燃机的可变气门控制系统包括驱动轴,设置在驱动轴上的驱动凸轮,安装在驱动凸轮的外周上的相对于驱动凸轮旋转的连杆臂,曲柄形控制 轴,包括主轴和偏心凸轮,可旋转地附接到偏心凸轮并由连杆臂摆动的摆臂,以及通过连杆连接到摆动臂以便致动阀的摆动凸轮。 润滑剂通过三个润滑剂路径从驱动轴中的主润滑剂流动路径传递到驱动凸轮和连杆臂之间的滑动接触区域,在摆动臂的销和连杆臂之间以及偏心凸轮与摆动之间 臂。
    • 44. 发明授权
    • Multi-link engine
    • 多链路引擎
    • US08100097B2
    • 2012-01-24
    • US12255336
    • 2008-10-21
    • Naoki TakahashiMasayuki TomitaKenshi UshijimaKoji HirayaHirofumi TsuchidaShunichi Aoyama
    • Naoki TakahashiMasayuki TomitaKenshi UshijimaKoji HirayaHirofumi TsuchidaShunichi Aoyama
    • F02B75/04
    • F02B75/048
    • A multi-link engine has a piston coupled to a crankshaft to move inside an engine cylinder. A piston pin connects the piston to an upper link, which is connected to a lower link by an upper link pin. A crank pin of the crankshaft rotatably supports the lower link thereon. A control link pin connects the lower link to one end of a control link, which is connected at another end to the engine block body by a control shaft. The crank pin has a center arranged on a straight line joining centers of the upper link pin and the control link pin such that an angle formed between the straight line and a horizontal axis that is perpendicular to a center axis of the cylinder and that passes through an axial center of a crank journal is the same for at top dead center and at bottom dead center.
    • 多连杆发动机具有联接到曲轴以在发动机气缸内移动的活塞。 活塞销将活塞连接到上连杆,上连杆通过上连杆销连接到下连杆。 曲轴的曲柄销可旋转地支撑其上的下连杆。 控制连杆销将下连杆连接到控制链节的另一端,控制链通过控制轴连接到发动机机体。 曲柄销的中心设置在与上连杆销和控制连杆销的中心连接的直线上,使得在直线与水平轴线之间形成的角度垂直于气缸的中心轴线并穿过 曲柄轴颈的轴心在上止点和下止点处是相同的。