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    • 8. 发明授权
    • Rocking piston engine and rocking-piston compressor
    • 摇摆活塞发动机和摇臂活塞式压缩机
    • US5769048A
    • 1998-06-23
    • US860420
    • 1997-06-24
    • Willy Ernst Salzmann
    • Willy Ernst Salzmann
    • F01B9/02F02B75/06
    • F01B9/026F01B2011/005
    • The present inventions concern rocking-piston engines and rocking-piston compressors of high efficiency. This is achieved by an arrangement in which the piston crown lies on a circular cylinder whose center coincides with the center of the connecting rod bearing and the inner face of the cylinder head lies on a circular cylinder whose center coincides with the center of the crankshaft bearing; and whereby these cylinders are in mutual rolling sealing contact in the vicinity of the top dead center. Additional means help to ensure, for an engine, that the crankshaft is driven before the top dead center or, for a compressor, that optimal compression with regard to flow is achieved with the smallest possible dead volume.
    • PCT No.PCT / CH95 / 00312 Sec。 371日期:1997年6月24日 102(e)日期1997年6月24日PCT 1995年12月27日PCT PCT。 公开号WO96 / 20332 PCT 日期1996年7月4日本发明涉及高效率的摇动活塞发动机和摇动活塞式压缩机。 这是通过这样的结构实现的,其中活塞冠位于圆柱体上,圆柱体的中心与连杆轴承的中心重合,气缸盖的内表面位于圆柱体上,圆柱体的中心与曲轴轴承的中心重合 ; 并且这些气缸在上止点附近相互滚动密封接触。 附加的手段有助于确保在发动机之前,曲轴在上止点之前被驱动,或者对于压缩机来说,以尽可能小的死体积实现关于流动的最佳压缩。
    • 9. 发明授权
    • Piston ring assembly for hydraulic mechanisms, particularly such
mechanisms for very high operating pressures
    • 用于液压机构的活塞环组件,特别是用于非常高的操作压力的这种机构
    • US4477090A
    • 1984-10-16
    • US501333
    • 1983-06-06
    • Ingvar JohanssonHans A. Sterner
    • Ingvar JohanssonHans A. Sterner
    • F16J1/00F01B9/02F02B3/06F16J9/00F16J9/14F16J9/16F16J15/44
    • F16J9/16F01B9/026F16J9/00F01B2011/005F02B3/06
    • A piston ring assembly for a piston of the type which is rigidly connected to the associated piston rod and which during its reciprocating motion in a cylinder has to be inclinable with its longitudinal axis by a small angle relative to the center axis of said cylinder, said piston being intended for use in hydraulic mechanisms with very high hydraulic fluid pressures and mainly axial piston machines. The piston is provided with a peripheral groove for accomodating the sealing piston ring assembly and said assembly consists of two or more annular and radially slitted washers of steel. For providing such a piston ring assembly which has improved sealing action and endurance but which still is simple and unexpensive in manufacture, the slitted washers have a thickness so selected in percent of the cylinder diameter that their slit width or gap will be substantially equal to zero for an intermediate value of the inclination angle between the longitudinal axis of the piston and the center axis of the cylinder and in that the piston groove has a depth sufficient for allowing a free relative sliding motion between the washers.
    • 一种用于活塞的活塞环组件,其刚性地连接到相关联的活塞杆,并且在其在气缸中的往复运动期间必须使其纵向轴线相对于所述气缸的中心轴线小角度倾斜,所述活塞环组件 活塞旨在用于具有非常高的液压流体压力的液压机构,并且主要是轴向活塞机。 活塞设置有用于容纳密封活塞环组件的周边槽,并且所述组件由两个或更多个环形和径向切割的钢垫圈组成。 为了提供这种具有改进的密封作用和耐久性但在制造中仍然是简单和不便宜的活塞环组件,切割垫圈具有以圆筒直径的百分比选择的厚度,使得其狭缝宽度或间隙将基本上等于零 对于活塞的纵向轴线和气缸的中心轴线之间的倾斜角度的中间值,并且活塞槽具有足以允许垫圈之间的自由相对滑动运动的深度。