Drive unit with flexible drive member and adjustable pulley assembly
    2.
    发明公开
    Drive unit with flexible drive member and adjustable pulley assembly 审中-公开
    Antriebssystem mit flexm Antriebsslement und verstellbarer Rollenbaueinheit

    公开(公告)号:EP1645708A2

    公开(公告)日:2006-04-12

    申请号:EP05077212.8

    申请日:2005-09-28

    Abstract: An automotive vehicle 10 has a power operated lift-gate 12 that is opened and closed by two drive units 20. The typical drive unit 20 has a guide channel 24, an attachment assembly 30 that is disposed in the guide channel, a flexible drive member 46 that is attached to the attachment assembly and formed in a loop for moving the attachment assembly in the guide channel. The flexible drive member 46 is trained solely around two pulleys 42, 44 at the respective opposite ends of the guide channel to form the flexible drive member in a narrow loop. One of the pulleys 44 is an idler pulley that is part of an adjustable pulley assembly 60 and the other pulley 42 is driven by a power unit 48 that is attached to the guide channel. The adjustable pulley assembly 60 adjusts the distance between the pulleys 42, 44 to take up slack in the flexible drive member 46.

    Abstract translation: 机动车辆10具有由两个驱动单元20打开和关闭的动力提升门12.典型的驱动单元20具有引导通道24,设置在引导通道中的附接组件30,柔性驱动构件 46,其附接到附接组件并形成在环中,用于将引导通道中的附接组件移动。 柔性驱动构件46仅在引导通道的相应相对端处围绕两个滑轮42,44进行训练,以形成具有窄循环的柔性驱动构件。 滑轮44中的一个是作为可调节皮带轮组件60的一部分的惰轮,另一滑轮42由附接到引导通道的动力单元48驱动。 可调节皮带轮组件60调整滑轮42,44之间的距离以卷绕柔性驱动构件46中的松弛。

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