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    • 12. 发明申请
    • Fluid dynamic air bearing system to rotatably support a motor
    • 流体动力空气轴承系统可旋转地支撑电机
    • US20060182374A1
    • 2006-08-17
    • US11348146
    • 2006-02-06
    • Stefan SchwambergerMartin Engesser
    • Stefan SchwambergerMartin Engesser
    • F16C32/06
    • F16C17/10
    • The invention relates to a fluid dynamic air bearing system to rotatably support a motor. The bearing system comprises a stationary shaft, a bearing bush partially enclosing the shaft and connected to the shaft, a bearing plate partially enclosing the shaft and connected to the shaft, the shaft, the bearing bush and the bearing plate between them forming a cavity that is rotationally symmetric with respect to a rotational axis. A component partially enclosing the shaft and having a sleeve-shaped section and at least one disk-shaped section is rotatably accommodated in the cavity, a bearing gap filled with air or a gas separating the surface of the rotatable component from the surfaces facing the rotatable component of the shaft, the bearing bush and the bearing plate. The bearing system further comprises at least one radial bearing formed between the surfaces facing each other of the shaft and of the sleeve-shaped section, at least one radial bearing formed between the surfaces facing each other of the sleeve-shaped section and of the bearing bush, and at least one axial bearing formed between the end surfaces of the disk-shaped section of the rotatable component and the respective surfaces facing these surfaces of the bearing bush and the bearing plate.
    • 本发明涉及一种可旋转地支撑马达的流体动力空气轴承系统。 轴承系统包括固定轴,部分地包围轴并连接到轴的轴承衬套,部分地包围轴并且连接到轴的轴承板,轴,轴承衬套和它们之间的轴承板形成空腔, 相对于旋转轴线旋转对称。 部分地包围轴并且具有套筒形部分和至少一个盘形部分的部件可旋转地容纳在空腔中,填充有空气或气体的轴承间隙将可旋转部件的表面与面向可旋转部件的表面分离 轴的部件,轴承衬套和轴承板。 所述轴承系统还包括形成在所述轴和所述套筒形部分彼此面对的表面之间的至少一个径向轴承,所述至少一个径向轴承形成在所述套筒形部分和所述轴承的彼此面对的表面之间 衬套,以及形成在可旋转部件的盘形部分的端表面和面对轴承衬套和支承板的这些表面的相应表面之间的至少一个轴向轴承。
    • 14. 发明授权
    • Fluid dynamic bearing system
    • 流体动力轴承系统
    • US08182154B2
    • 2012-05-22
    • US12080454
    • 2008-04-03
    • Martin BauerJurgen FleigStefan SchwambergerMartin EngesserIgor RossThilo Rehm
    • Martin BauerJurgen FleigStefan SchwambergerMartin EngesserIgor RossThilo Rehm
    • F16C32/06F16C17/10
    • F16C17/107F16C33/107F16C33/1085F16C33/74F16C2370/12
    • The invention relates to a fluid dynamic bearing system that comprises at least one stationary part that has a shaft and two bearing plates disposed on the shaft at a mutual spacing, and at least one rotating part that is supported so as to rotate about a rotational axis with respect to the stationary part, and comprises a bearing bush and a sleeve enclosing the bearing bush. A bearing gap filled with bearing fluid is provided between the parts and at least one sealing gap for sealing the bearing gap that extends concentric to the rotational axis. The bearing comprises at least one fluid dynamic radial bearing and two fluid dynamic axial bearings and at least one recirculation channel that connects the two axial bearing regions to each other. According to the invention, the largest radial diameter of the recirculation channel is greater than or equal to the largest diameter of the sealing gap, and the smallest radial diameter of the recirculation channel is greater than or equal to the largest diameter of an adjacent bearing plate. Moreover, additional and effective deairing of the recirculation channel is effected by a venting device. To realize improved equilibrium of pressure in the bearing gap and improved retention of the bearing fluid, the sealing gaps can be inclined, at least in sections, at an angle α, β with respect to the rotational axis, wherein the angles may have different sizes.
    • 本发明涉及一种流体动力轴承系统,其包括至少一个固定部件,该固定部件具有轴和两个以相互间隔设置在轴上的支承板,以及至少一个旋转部件,其被支撑成围绕旋转轴线 相对于固定部分,并且包括轴承衬套和包围轴承衬套的套筒。 填充有轴承流体的轴承间隙设置在部件和至少一个密封间隙之间,用于密封与旋转轴线同心延伸的轴承间隙。 轴承包括至少一个流体动态径向轴承和两个流体动态轴向轴承以及将两个轴向轴承区域彼此连接的至少一个再循环通道。 根据本发明,再循环通道的最大径向直径大于或等于密封间隙的最大直径,并且再循环通道的最小径向直径大于或等于相邻承载板的最大直径 。 此外,再循环通道的附加和有效的脱气由排气装置实现。 为了实现轴承间隙中的压力平衡改善和轴承流体的保持性得到改善,密封间隙可以至少以剖面形式倾斜角度α和bgr; 相对于旋转轴线,其中角度可以具有不同的尺寸。
    • 16. 发明授权
    • Fluid dynamic bearing system
    • 流体动力轴承系统
    • US07517153B2
    • 2009-04-14
    • US11413554
    • 2006-04-28
    • Martin EngesserStefan Schwamberger
    • Martin EngesserStefan Schwamberger
    • F16C17/10
    • F16C17/10F16C33/103F16C33/107F16C33/745F16C2370/12G11B19/2018
    • The invention relates to a fluid dynamic bearing system that has a stationary sleeve, a stationary shaft disposed in the sleeve and bearing disks disposed on the sleeve and shaft which form an annular disk-shaped space between each other in which an annular disk-shaped component is disposed. A bearing gap filled with a bearing fluid is formed between the stationary and the rotating bearing construction. The bearing system further comprises at least one radial bearing formed between the outer circumference of the shaft and the inner circumference of the annular disk-shaped component, at least two axial bearings formed by the two end faces of the annular disk-shaped component and the first end faces of the bearing disks opposing these; and capillary seals to seal the two open ends of the bearing gap, at least one capillary seal comprising a reservoir that is at least partly filled with bearing fluid and is formed between the surfaces opposing each other of the rotor hub, or a component connected to the rotor hub, and an end face of one of the bearing disks.
    • 本发明涉及一种流体动力轴承系统,其具有静止套筒,设置在套筒中的固定轴和设置在套筒和轴上的支承盘,其在彼此之间形成环形盘形空间,其中环形盘形部件 被处置。 在静止轴承和旋转轴承结构之间形成有填充有轴承流体的轴承间隙。 轴承系统还包括形成在轴的外圆周和环形盘形部件的内圆周之间的至少一个径向轴承,由环形盘形部件的两个端面形成的至少两个轴向轴承和 轴承盘的第一端面相对; 和用于密封轴承间隙的两个敞开端的毛细管密封件,至少一个毛细管密封件,其包括至少部分地填充有轴承流体并且形成在与转子毂相对的表面之间的容器或连接到 转子轮毂和轴承盘之一的端面。
    • 17. 发明授权
    • Fluid dynamic air bearing system to rotatably support a motor
    • 流体动力空气轴承系统可旋转地支撑电机
    • US07413348B2
    • 2008-08-19
    • US11348146
    • 2006-02-06
    • Stefan SchwambergerMartin Engesser
    • Stefan SchwambergerMartin Engesser
    • F16C32/06
    • F16C17/10
    • The invention relates to a fluid dynamic air bearing system to rotatably support a motor. The bearing system comprises a stationary shaft, a bearing bush partially enclosing the shaft and connected to the shaft, a bearing plate partially enclosing the shaft and connected to the shaft, the shaft, the bearing bush and the bearing plate between them forming a cavity that is rotationally symmetric with respect to a rotational axis. A component partially enclosing the shaft and having a sleeve-shaped section and at least one disk-shaped section is rotatably accommodated in the cavity, a bearing gap filled with air or a gas separating the surface of the rotatable component from the surfaces facing the rotatable component of the shaft, the bearing bush and the bearing plate. The bearing system further comprises at least one radial bearing formed between the surfaces facing each other of the shaft and of the sleeve-shaped section, at least one radial bearing formed between the surfaces facing each other of the sleeve-shaped section and of the bearing bush, and at least one axial bearing formed between the end surfaces of the disk-shaped section of the rotatable component and the respective surfaces facing these surfaces of the bearing bush and the bearing plate.
    • 本发明涉及一种可旋转地支撑马达的流体动力空气轴承系统。 轴承系统包括固定轴,部分地包围轴并连接到轴的轴承衬套,部分地包围轴并且连接到轴的轴承板,轴,轴承衬套和它们之间的轴承板形成空腔, 相对于旋转轴线旋转对称。 部分地包围轴并且具有套筒形部分和至少一个盘形部分的部件可旋转地容纳在空腔中,填充有空气或气体的轴承间隙将可旋转部件的表面与面向可旋转部件的表面分离 轴的部件,轴承衬套和轴承板。 所述轴承系统还包括形成在所述轴和所述套筒形部分彼此面对的表面之间的至少一个径向轴承,所述至少一个径向轴承形成在所述套筒形部分和所述轴承的彼此面对的表面之间 衬套,以及形成在可旋转部件的盘形部分的端表面和面对轴承衬套和支承板的这些表面的相应表面之间的至少一个轴向轴承。
    • 18. 发明申请
    • Fluid dynamic bearing system
    • 流体动力轴承系统
    • US20070013249A1
    • 2007-01-18
    • US11484799
    • 2006-07-11
    • Martin EngesserStefan Schwamberger
    • Martin EngesserStefan Schwamberger
    • H02K5/16F16C32/06
    • H02K7/085F16C17/045F16C17/107F16C33/103F16C33/107F16C2370/12G11B19/2018H02K5/1675
    • The invention relates to a fluid dynamic bearing system. It comprises a stationary part consisting of a cup-shaped housing and a bearing bush disposed therein, and a moving part consisting of an arrangement of a shaft and a hub rotatably accommodated in the bearing bush. The respective surfaces opposing each other of the stationary part and the moving part are spaced apart from each other by a bearing gap filled with bearing fluid. At least one radial bearing is provided that is formed by the outer surface of the shaft and the inner surface of the bearing bush and associated hydrodynamic bearing patterns. An axial bearing is formed by an end face of the bearing bush, an opposing end face of the hub and associated hydrodynamic bearing patterns. The shaft is held by a flange disposed at one of its ends that is accommodated in an annular disk-shaped space formed by the housing and the bearing bush.
    • 本发明涉及一种流体动力轴承系统。 它包括由杯形壳体和设置在其中的轴承衬套组成的静止部分,以及由可转动地容纳在轴承衬套中的轴和轮毂组成的运动部件。 通过填充有轴承流体的轴承间隙,固定部件和移动部件相对的各个表面彼此间隔开。 提供至少一个径向轴承,其由轴的外表面和轴承衬套的内表面和相关联的流体动力轴承图案形成。 轴承轴承由轴承衬套的端面,毂的相对端面和相关联的流体动力轴承图案形成。 轴由设置在其一端的凸缘保持,该凸缘容纳在由壳体和轴承衬套形成的环形盘形空间中。
    • 19. 发明申请
    • Fluid dynamic bearing system
    • 流体动力轴承系统
    • US20060210205A1
    • 2006-09-21
    • US11224783
    • 2005-09-13
    • Martin EngesserStefan Schwamberger
    • Martin EngesserStefan Schwamberger
    • F16C32/06
    • F16C33/743F16C17/107F16C33/107F16C2370/12
    • The invention relates to a fluid dynamic bearing system having at least one stationary part and one rotating part that form a bearing gap filled with bearing fluid between the opposing bearing surfaces, at least one end of the bearing gap being open and sealed against the environment by a sealing means, pumping grooves being provided on at least two spatially separated bearing surfaces to generate hydrodynamic pressure and at least one supply volume connected to the bearing gap being available for the bearing fluid. The distinctive feature of the invention is that the sealing means are formed by pumping grooves that are disposed at the open end of the bearing gap on at least one of the bearing parts and designed in such a way that they generate a pumping action on the bearing fluid directed towards the interior of the bearing and, as a result, create a dynamic seal for the open end of the bearing. The bearing system itself is designed as a compact unit preferably consisting of only three parts.
    • 本发明涉及一种具有至少一个静止部分和一个旋转部分的流体动力轴承系统,该至少一个静止部分和一个旋转部分在相对的支承表面之间形成填充有轴承流体的轴承间隙,轴承间隙的至少一个端部通过 密封装置,在至少两个空间分离的轴承表面上提供泵送槽,以产生流体动力学压力,并且连接到轴承间隙的至少一个供应体积可用于轴承流体。 本发明的特征在于,密封装置是通过泵送凹槽形成的,所述凹槽设置在至少一个轴承部分上的轴承间隙的开口端,并且以这样的方式设计,使得它们在轴承上产生泵送作用 流体指向轴承的内部,因此,为轴承的开口端产生动态密封。 轴承系统本身被设计成一个紧凑的单元,最好只由三部分组成。
    • 20. 发明授权
    • Fluid dynamic bearing system
    • 流体动力轴承系统
    • US07602582B2
    • 2009-10-13
    • US11493325
    • 2006-07-26
    • Martin EngesserStefan Schwamberger
    • Martin EngesserStefan Schwamberger
    • G11B17/02F16C32/06H02K5/16
    • G11B19/2009F16C17/107F16C2370/12
    • The bearing system according to the invention comprises a sleeve-shaped first bearing disk having a bore concentric to a rotational axis, a cylindrical shaft disposed in the bore and connected to the first bearing disk, the shaft having a second bearing disk disposed at one end that is arranged at a spacing to the first bearing disk such that an annular disk-shaped space is formed between the first and the second bearing disk. A third annular bearing disk is provided that is disposed in the annular disk-shaped space and is rotatable about the rotational axis, the opposing surfaces of the first, the second and the third bearing disk as well as the shaft being separated from one another by a bearing gap filled with bearing fluid. A radial bearing is provided between the outside circumference of the shaft and the inside circumference of the third bearing disk and marked by the hydrodynamic bearing patterns associated with the circumferential surfaces. A first axial bearing is provided that is formed by the opposing end faces of the first and the third bearing disk and the hydrodynamic bearing patterns associated with these end faces, and a second axial bearing formed by the opposing end faces of the second and the third bearing disk and the hydrodynamic bearing patterns associated with these end faces.
    • 根据本发明的轴承系统包括具有与旋转轴线同心的孔的套筒形的第一轴承盘,设置在孔中并连接到第一轴承盘的圆柱形轴,该轴具有设置在一端的第二轴承盘 其布置成与第一轴承盘的间隔,使得在第一和第二轴承盘之间形成环形盘形空间。 提供了第三环形轴承盘,其设置在环形盘形空间中并且可绕旋转轴线旋转,第一,第二和第三轴承盘的相对表面以及轴彼此分离, 轴承间隙填充有轴承液。 径向轴承设置在轴的外周和第三轴承盘的内圆周之间,并由与周向表面相关联的流体动力轴承图案标记。 提供第一轴向轴承,其由第一和第三轴承盘的相对端面和与这些端面相关联的流体动力轴承图案形成,以及由第二和第三轴承的相对端面形成的第二轴向轴承 轴承盘和与这些端面相关联的流体动力轴承图案。