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    • 9. 发明公开
    • Formed article and its production process and extruder
    • Geformter Artikel und Verfahren zu seiner Herstellung und Extruder
    • EP1950027A2
    • 2008-07-30
    • EP08250310.3
    • 2008-01-25
    • Sumitomo Chemical Company, Limited
    • Tsuchimoto, KazuyaYamanishi, Osamu
    • B29C47/24
    • B29C47/24B29C47/0035B29L2031/711Y10T428/13
    • There is provided a formed article (10) characterized in that it includes a cylindrical coil member (11) having spiral turns with a predetermined pitch thereof and a supporting member (12) which extends along a direction parallel to an axis of the cylindrical coil member (11) and which connects the spiral turns, and also provided a production process of the formed article (10) characterized in that an extruder is used which includes a first die having a groove on its outer peripheral surface and a second die in the form of a ring which has a groove on its inner peripheral surface and into which the first die is fitted, and a forming material is extruded by the extruder while only one of the dies is rotated with respect to the other die.
    • 提供一种成形品(10),其特征在于,它包括具有预定间距的螺旋形匝的圆柱形线圈构件(11)和沿平行于圆柱形线圈构件的轴线的方向延伸的支撑构件(12) (11),其连接螺旋形匝,并且还提供了成形制品(10)的制造方法,其特征在于,使用挤出机,其包括在其外周面上具有凹槽的第一模具和形式为第二模具的第二模具 在其内周面上具有凹槽并且第一模具被配合到其中的环,并且通过挤出机挤出成形材料,同时只有一个模具相对于另一个模具旋转。