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    • 1. 发明公开
    • Device for tensioning and drawing back warp yarn coming from a creel to a weaving machine
    • Spann- undRückziehvorrichtungfürvom Spulengatter zur Webmaschine laufenden Kettfaden
    • EP1077276A1
    • 2001-02-21
    • EP00202364.6
    • 2000-07-04
    • N.V. Michel Van de Wiele
    • Vermeulen, Erik
    • D02H1/00D02H13/24B65H59/36D03D51/28
    • D03D51/28B65H59/22B65H59/36B65H2701/31D02H1/00D02H13/08D02H13/24
    • This invention relates to a tensioning and drawing-back device provided for keeping tension and if necessary drawing back warp yarns (2) led from a bobbin (1) to a weaving machine. It comprises a supporting body (6) with a curved friction surface in order to support the warp yarn (2) between the bobbin (1) and the weaving machine, and a first (7) and a second tensioning element (8) which exert a tensile force on the warp yarn (2) respectively in front of and behind the curved friction surface (6).
      The tensioning elements (7), (8) can be suspended from the warp yarn (2) and for example only through their own weight exert this tensile force.
      This device works very well and can draw back the warp yarn (2) out of the weaving area better than the known devices. Furthermore this device can be made with simple means and for a relatively low price. The replacement of a bobbin (1) can furthermore also occur without interruption or disturbance of the weaving process.
    • 本发明涉及一种张紧和拉回装置,用于保持张力,如果需要,将从筒管(1)引出的经纱(2)拉回到织机。 它包括具有弯曲摩擦表面的支撑体(6),以支撑在线轴(1)和织机之间的经纱(2),以及施加第一(7)和第二张紧元件(8) 分别在弯曲摩擦表面(6)的前面和后面的经纱(2)上的张力。 张紧元件(7),(8)可以从经纱(2)悬挂,例如仅通过其自身的重量施加该张力。 该装置工作得非常好,可以比已知装置更好地将经纱(2)从织造区域拉出。 此外,该装置可以用简单的方式制造并且价格相对较低。 纱线管(1)的更换也可以在不中断或编织过程的干扰的情况下进行。