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    • 7. 发明申请
    • TEMPERATURE-CHANGING PRESSURE ROLLER ASSEMBLY AND A FUSING APPARATUS HAVING SAME
    • 温度变化压辊组件及具有相同功能的熔接装置
    • US20080138122A1
    • 2008-06-12
    • US11567819
    • 2006-12-07
    • William A. BurtonPaul M. Fromm
    • William A. BurtonPaul M. Fromm
    • G03G15/20
    • G03G15/206G03G2215/20
    • A temperature-changing pressure roller assembly is provided and includes (a) a rotatable pressure roller including a cylindrical sleeve having an outer surface, and an inner surface defining a hollow interior to the rotatable pressure roller having a first end and a second and opposite end; (b) a vortex tube assembly for simultaneously producing a hot air stream and a cold air stream, the vortex tube assembly being connected to the hollow interior of the rotatable pressure roll; and (c) control device connected to the vortex tube assembly for selectively controlling flow of the hot air stream and the cold air stream thereof through the hollow interior of the rotatable pressure roller, thereby selectively changing a temperature of the cylindrical sleeve of the pressure roller.
    • 提供一种变温压力辊组件,其包括(a)可旋转的压力辊,其包括具有外表面的圆柱形套筒,以及限定到可旋转压力辊的中空内部的内表面,该内表面具有第一端和第二端和相对端 ; (b)用于同时产生热空气流和冷空气流的涡流管组件,所述涡流管组件连接到所述可旋转压力辊的中空内部; 和(c)连接到涡流管组件的控制装置,用于选择性地控制热空气流及其冷空气流通过可旋转压力辊的中空内部的流动,由此选择性地改变加压辊的圆柱形套筒的温度 。