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    • 10. 发明授权
    • Flexible belt system
    • 柔性带系统
    • US5709765A
    • 1998-01-20
    • US334010
    • 1994-10-31
    • William G. HerbertRobert C.U. YuGeoffrey M.T. FoleyWilliam W. LimburgRichard L. PostDonald C. VonHoeneSatchidanand Mishra
    • William G. HerbertRobert C.U. YuGeoffrey M.T. FoleyWilliam W. LimburgRichard L. PostDonald C. VonHoeneSatchidanand Mishra
    • G03G15/20B29C63/20B65H23/34G03G5/10G03G15/00G03G21/00G03G15/02
    • G03G15/751B29C63/20G03G5/10Y10T29/53657
    • A flexible belt is disclosed which includes a major segment and at least one narrow minor segment, the narrow minor segment extending from one end of the belt to the opposite end and being more extendible than the major segment when subjected to an externally applied tension. This belt may be a component of a composite cylindrical device including a rigid drum substrate supporting the flexible belt in a stretched condition. The composite cylindrical device may be fabricated by providing a preformed rigid cylindrical support drum having a predetermined outer circumference, a first end and a second end, providing a flexible belt having an outer surface and an inner surface circumference of at least about 0.05 percent smaller than the outer circumference of the support drum, the belt including a major segment and at least one narrow minor segment, the narrow minor segment extending from one end of the belt to the opposite end and being more extendible than the major segment under the same applied tension, circumferentially expanding the belt with a flowing fluid under pressure until the inner surface circumference of the belt adjacent the first end is stretched to a new dimension of at least about 0.1 percent greater than the outer circumference of the support drum while maintaining the belt below the elastic limit of the belt, sliding the belt onto the support drum from the first end toward the second end of the support drum until substantially all of the belt encircles the outer surface of the support drum, and terminating the flow of the flowing liquid to allow the belt to contract onto the outer surface of the support drum.
    • 公开了一种柔性带,其包括主段和至少一个窄的小段,窄的小段从带的一端延伸到相对端,并且在经受外部施加的张力时比主段更可延伸。 该带可以是复合圆柱形装置的组件,其包括在拉伸状态下支撑柔性带的刚性鼓衬底。 复合圆柱形装置可以通过提供具有预定外圆周的预制刚性圆柱形支撑滚筒来制造,第一端和第二端提供柔性带,该柔性带的外表面和内表面周长小于 支撑滚筒的外圆周,皮带包括主要部分和至少一个狭窄的小的部分,窄的小分段从皮带的一端延伸到相对的端部并且在相同的张紧张力下比主要部分更可延伸 在压力下使流体流体周向地膨胀带,直到邻近第一端的带的内表面周长被拉伸至比支撑滚筒的外圆周大至少约0.1%的新尺寸,同时将带保持在下面 带的弹性极限,将带从第一端向第二端滑动到支承鼓上 直到基本上所有的皮带围绕支撑滚筒的外表面,并终止流动的液体的流动,以允许皮带收缩到支撑滚筒的外表面上。