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    • 4. 发明授权
    • Sealing for variable volume device
    • 可变容积装置密封
    • US4466335A
    • 1984-08-21
    • US322502
    • 1981-11-18
    • William W. Milburn, Jr.
    • William W. Milburn, Jr.
    • F01B7/20F01L33/02
    • F01B7/20
    • An improvement for a variable volume device in the form of a rectilinear case having disposed therein a rectilinear outer piston structure and a rectilinear inner piston structure within the outer piston structure, the inner piston being carried for rotation on a crank shaft and in turn inducing a reciprocal movement of the outer piston structure in the case, the improvement comprising rollers positioned between the outer piston structure and the case, and the inner piston structure and outer piston structure to facilatate thrust and force accomodation therebetween, and sealing strip means positioned in sealing relationship between the outer piston structure and rectilinear case, and inner piston structure and outer piston structure, and particularly an embodiment in which the sealing strips means of the inner piston structure bear against the side portion of the outer piston structure sealing ring means and a bearing plate positioned to support the rollers, whereby the rectilinear innerrunning pistons may be effectively and reliably mounted for relative motion ensealed to define variable volume portions in the device.
    • 对于在外部活塞结构内设置有直线外部活塞结构和直线式内部活塞结构的直线形式的可变体积装置的改进,内部活塞承载在曲轴上旋转, 外部活塞结构在外壳中的往复运动,改进包括定位在外活塞结构和外壳之间的辊以及内活塞结构和外活塞结构以便于其间的推力和力的适应性,以及密封条装置 在外活塞结构和直线外壳之间以及内活塞结构和外活塞结构之间,特别是其中内活塞结构的密封条装置抵靠外活塞结构密封环装置的侧部和轴承板 定位以支撑辊,由此直线客栈 可以有效且可靠地安装不稳定的活塞以进行相对运动,以限定装置中的可变体积部分。
    • 5. 发明授权
    • Rotary control valve for expansion fluid driven engines
    • 用于膨胀流体驱动发动机的旋转控制阀
    • US4286500A
    • 1981-09-01
    • US67460
    • 1979-08-17
    • Robert L. Stevenson
    • Robert L. Stevenson
    • F01L33/00F01B29/08F01L33/02
    • F01L33/02F01B29/08Y10T137/86638
    • A rotary control valve for an expansion fluid driven engine has a body with inlet and outlet ports and a distribution port communicating with an engine cylinder. A shaft in the body has first and second discs thereon and rotates in synchronization with reciprocation of the engine piston. The first disc has a pressure fluid passage therethrough and the second disc has an exhaust fluid passage therethrough. Sealing pistons in the body urge against the discs and have passages therethrough respectively connecting the pressure fluid passage with the inlet and distribution ports and the exhaust fluid passage with the distribution and outlet ports. The rotation of the discs alternately permits and stops flow of fluid to and from the cylinder.
    • 用于膨胀流体驱动发动机的旋转控制阀具有带入口和出口的主体和与发动机气缸连通的分配口。 主体中的轴上具有第一和第二盘,并与发动机活塞的往复运动同步地旋转。 第一盘具有通过其的压力流体通道,并且第二盘具有穿过其中的排出流体通道。 主体内的活塞冲击盘片,并通过分流和出口连接压力流体通道与入口和分配口以及排气流体通道。 盘的旋转交替地允许和阻止流体流出气缸。
    • 6. 发明授权
    • Induction and exhaust apparatus for piston machines
    • 活塞机感应排气装置
    • US4041837A
    • 1977-08-16
    • US664186
    • 1976-03-05
    • Franz Weidlich
    • Franz Weidlich
    • F01L7/02F02B75/02F01L33/02F15B13/04
    • F01L7/10F02B2075/027Y10T137/86638
    • The four strokes of a piston in an internal combustion engine are sequentially controlled by two rotary valves, each including a housing and a triangularly shaped rotor mounted in the housing for epitrochoidal movement. The rotor defines three chambers in the housing and a duct connects respective ports in the housing of each valve to the working chamber of an engine cylinder. The engine drive shaft is so synchronized with the rotary movement of the rotors that, for each complete stroke, one chamber in the housings is in communication with the cylinder chamber through the duct, while the intake and exhaust ports in the housing of the first valve are selectively in and out of communication with the one chamber. A surface of the rotors is exposed to gases coming from the cylinder chamber during the power stroke so that these gases contribute to the rotary movement of the rotors.
    • 内燃机中的活塞的四冲程依次由两个旋转阀控制,每个旋转阀包括安装在壳体中的壳体和三角形转子用于外旋运动。 转子在壳体中限定三个室,并且管道将每个阀的壳体中的相应端口连接到发动机气缸的工作室。 发动机驱动轴与转子的旋转运动同步,对于每个完整行程,壳体中的一个室通过管道与气缸室连通,而第一阀门的进气和排气口 选择性地进入和离开与一个室的连通。 在动力冲程期间,转子的表面暴露于来自气缸室的气体,使得这些气体有助于转子的旋转运动。