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    • 13. 发明授权
    • Absolute location low wear bearing for an imaging apparatus
    • 用于成像设备的绝对位置低磨损轴承
    • US06390700B1
    • 2002-05-21
    • US09613921
    • 2000-07-11
    • Larry Steven FosterDarin M. GettelfingerJohn Paul Spicer
    • Larry Steven FosterDarin M. GettelfingerJohn Paul Spicer
    • B41J201
    • F16C19/00B41J13/076B41J19/00F16C17/02
    • A bearing for an imaging apparatus includes a first bearing flank including a first bearing surface having a shape in cross-section defined by a first arc having a first radius extending from a first surface axis. The bearing further includes a second bearing flank including a second bearing surface having a shape in cross-section defined by a second arc having a second radius extending from a second surface axis. The first bearing flank and the second bearing flank are structured and adapted such that the first bearing surface and the second bearing surface together in cross-section form a concave shape, and such that the first bearing surface and the second bearing surface are non-concentric. Alternatively, the first and second bearing flanks can be replaced by roller bearings.
    • 用于成像设备的轴承包括第一轴承侧面,该第一轴承侧面包括第一轴承表面,该第一轴承表面具有由具有从第一表面轴线延伸的第一半径的第一弧形限定的横截面形状。 所述轴承还包括第二轴承侧面,所述第二轴承侧面包括第二轴承表面,所述第二轴承表面具有由具有从第二表面轴线延伸的第二半径的第二弧形限定的横截面形状。 第一轴承侧面和第二轴承侧面被构造和适配成使得第一轴承表面和第二轴承表面一起形成一个凹形,并且使得第一轴承表面和第二轴承表面是不同心的 。 或者,第一和第二轴承侧面可以被滚子轴承代替。