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    • 91. 发明授权
    • Rotary positive displacement machine with orbiting piston
    • 带旋转活塞的旋转正排量机
    • US07311077B2
    • 2007-12-25
    • US10529910
    • 2003-10-01
    • Ronald William Driver
    • Ronald William Driver
    • F02B53/04F01C1/46F01C1/00F04C18/00
    • F01C19/005F01C1/39F01C1/46F01C19/08F01C21/003F01C21/0827F04C2230/91
    • A casing has a circular cylindrical internal surface delimiting an operating chamber. An orbiting piston is mounted so as to orbit about a chamber axis which is the axis of the internal surface. The orbiting piston has a circular cylindrical external surface, a generatrix of the external surface being adjacent to the said internal surface, and a diametrically opposite generatrix spaced form the internal surface. A vane member has a tip face which faces the external surface of the orbiting piston and which has a length substantially equal to that of the orbiting piston. A linkage connects the vane member to the orbiting piston to keep the tip face adjacent the external surface. At least one of the external and internal surfaces has individual compliant strips distributed around the one surface, which run parallel to one another, and project above the one surface.
    • 壳体具有限定操作室的圆柱形内表面。 围绕围绕作为内表面的轴线的腔室轴线轨道运行的旋转活塞被安装。 旋转活塞具有圆柱形外表面,外表面的母线与所述内表面相邻,并且与内表面间隔开的直径相对的母线。 叶片构件具有面向旋转活塞的外表面并且具有与旋转活塞的长度基本相等的长度的尖端面。 连杆将叶片构件连接到旋转活塞,以保持顶端面与外表面相邻。 外表面和内表面中的至少一个具有分布在一个表面上的单独的柔性条带,该条带彼此平行地延伸并突出在一个表面之上。
    • 97. 发明授权
    • Scroll compressor with a fluid thrust bearing
    • 带流体推力轴承的涡旋压缩机
    • US5133651A
    • 1992-07-28
    • US615009
    • 1990-11-19
    • Tadayuki OnodaTatuhisa Taguchi
    • Tadayuki OnodaTatuhisa Taguchi
    • F01C21/00F04C18/02F04C23/00
    • F01C21/003F04C18/0215F04C23/008
    • A thrust bearing of a scroll compressor to be used as a fluid compressor for a refrigeration or air conditioning unit, is designed to resist the moment exerted on the orbiting scroll member, and tending to tilt the orbiting scroll member, so as to prevent the clearance between a thrust surface and a surface of the orbiting scroll member slidingly supported thereon from being reduced or the surfaces from making local contact. The thrust bearing uses wedge shaped grooves having tip end portions in which fluid is compressed by the orbiting motion of the scroll member to generate dynamic pressure at one side of the compressor. This dynamic pressure maintains the clearance between the thrust surface and the surface of the orbiting scroll member thereby stabilizing the movement of the orbiting scroll member.
    • 用作制冷或空调单元的流体压缩机的涡旋压缩机的推力轴承被设计成抵抗作用在绕动涡旋构件上的力矩,并且倾向于使绕动涡旋构件倾斜,以便防止间隙 在推力面和滑动地支承在其上的绕动涡旋构件的表面之间被减小或者使得局部接触的表面。 推力轴承使用具有尖端部分的楔形槽,其中流体通过涡旋构件的旋转运动被压缩,以在压缩机的一侧产生动态压力。 该动态压力保持推力表面与绕动涡旋件的表面之间的间隙,从而稳定绕动涡旋件的移动。
    • 99. 发明授权
    • Biased drive mechanism for an orbiting fluid displacement member
    • 用于轨道式流体移动构件的偏置驱动机构
    • US4580956A
    • 1986-04-08
    • US713100
    • 1985-03-18
    • Kazunari TakahashiMasaharu Hiraga
    • Kazunari TakahashiMasaharu Hiraga
    • F04C18/02F01C1/02F01C21/00F01C1/04F01C17/06
    • F01C21/003F01C1/0215F01C21/008F04C2240/807
    • A fluid displacement apparatus is disclosed. The fluid displacement apparatus includes a housing, a fixed fluid displacement member and an orbiting fluid displacement member having an end plate from which an orbiting wall extends. The orbiting member interfits with the fixed member to make a plurality of line contacts to define at least one sealed-off fluid pocket. A drive shaft is rotatably supported by the housing, and has a drive pin which is radially offset from the axis of the drive shaft. The end plate of orbiting piston member has a boss, and bushing is rotatably supported within the boss. The bushing has an eccentric hole disposed eccentrically with respect to the center of the bushing, and the drive pin is inserted in the eccentric hole. A restriction device restricts the swing angle of the bushing and is coupled between the drive shaft and the bushing. The restriction device includes a spring to push the orbiting fluid displacement member in the direction to reduce the orbital radius of the orbiting member. The line contacts between fixed member and orbiting member are thereby separated until the orbiting member reaches a predetermined desired rotational frequency. The compressor thus starts up in an unloaded condition.
    • 公开了一种流体位移设备。 流体置换装置包括壳体,固定流体移动构件和具有端板的绕动流体移动构件,轨道壁从该端板延伸。 轨道构件与固定构件相互配合以形成多个线接触件,以限定至少一个密封的流体袋。 驱动轴由壳体可旋转地支撑,并且具有径向偏离驱动轴的轴线的驱动销。 旋转活塞构件的端板具有凸台,衬套可旋转地支撑在凸台内。 衬套具有相对于衬套的中心偏心设置的偏心孔,并且驱动销插入偏心孔中。 限制装置限制衬套的摆动角度并且联接在驱动轴和衬套之间。 限制装置包括弹簧,以沿着减小轨道构件的轨道半径的方向推动绕动流体移动构件。 因此,固定构件和轨道构件之间的线接触被分离直到轨道构件达到预定的期望旋转频率。 因此,压缩机在无负载状态下启动。
    • 100. 发明授权
    • Rotary vane device with two pressure chambers for each vane
    • 旋转叶片装置,每个叶片具有两个压力室
    • US4505654A
    • 1985-03-19
    • US528416
    • 1983-09-01
    • Laurence C. Dean, Jr.Louis J. Cardinale
    • Laurence C. Dean, Jr.Louis J. Cardinale
    • F04C2/344F01C21/00F01C21/08F03C2/30F01C1/00F01C19/08
    • F01C21/0863F01C21/003
    • A fluid pressure energy translating device of the sliding vane type comprising a cam ring including an internal contour, a rotor having a plurality of vanes rotatable therewith and slidable relative thereto in slots in the rotor with one end of each vane engaging the internal contour. The rotor and internal contour cooperate to define one or more pumping chambers between the periphery of the rotor and the cam contour through which the vanes pass carrying fluid from an inlet port to an outlet port. At least one cheek plate is associated with the body and rotor. Two pressure chambers are formed for each vane and each vane has two surfaces, one in each chamber, both being effective under pressure in the respective chambers to urge the vanes into engagement with the cam. A generally annular internal feed passage is formed entirely within the rotor and communicates with one set of the pressure chambers. A radial passage is provided on each vane extending from the tip of the base thereof, so that cyclically changing pressure is supplied to the other set of chambers. Arcuate grooves are provided in the face of the cheek plate in the dwell zones, and a hydrostatic pressure pad is associated with the opposite face of the cheek plate and circumscribes the arcuate grooves. An opening extends from the arcuate grooves through the cheek plate to the hydrostatic area.
    • 一种滑动叶片型流体压力能量平移装置,包括一个凸轮环,该凸轮环包括内部轮廓,一个转子具有可转动的多个叶片,并且可相对于其在转子中的槽中相对滑动,每个叶片的一端接合内部轮廓。 转子和内部轮廓协调以在转子的周边和凸轮轮廓之间限定一个或多个泵送室,通过该凸轮轮廓将流体从入口端口传送到出口。 至少一个颊板与身体和转子相关联。 为每个叶片形成两个压力室,并且每个叶片具有两个表面,每个室中的一个在各个室中在压力下有效,以促使叶片与凸轮接合。 大致环形的内部进料通道完全形成在转子内并与一组压力室连通。 在从其底部的尖端延伸的每个叶片上设置有径向通道,使得循环变化的压力被供应到另一组室。 在停留区域中的脸颊板的表面上设置弧形凹槽,并且静水压力垫与面颊板的相对面相关联并且限定弓形凹槽。 开口从弓形槽延伸穿过颊板到静水压区。