Multi-panel door with an auxiliary drive mechanism
    11.
    发明授权
    Multi-panel door with an auxiliary drive mechanism 失效
    带有辅助驱动机构的多面板门

    公开(公告)号:US06923238B2

    公开(公告)日:2005-08-02

    申请号:US10054454

    申请日:2001-11-13

    CPC classification number: E05F17/004 E05F1/025 E05F15/643 E05Y2800/122

    Abstract: A multi-panel sliding door includes a main drive to directly move a leading door panel and includes an auxiliary drive to smoothly accelerate a lagging door panel. In some embodiments, the auxiliary drive includes a hanging weight that urges the lagging panel to its open position. In another embodiment, the auxiliary drive includes a belt and sheave arrangement attached to the lagging panel. The leading panel is coupled to move the belt around two sheaves as the leading panel moves relative to the lagging one. The belt's movement is limited by a bumper that is attached to one point on the belt and is constrained to travel between one of the sheaves and a fixed stop attached to a wall or the track. As the main drive starts moving the leading panel to its open position, the relative movement between the two panels causes the belt to move the bumper up against the fixed stop. From there, continued opening movement of the leading panel continues rotating the belt around the sheaves. Since the bumper now holds a portion of the belt fixed relative to the stop, the sheaves begin to translate. This begins moving the lagging panel to its open position off to one side of a doorway before the lead panel reaches its open position in front of the lagging panel.

    Abstract translation: 多面板滑动门包括主驱动器,用于直接移动前导门板并且包括辅助驱动器以平滑地加速滞后门板。 在一些实施例中,辅助驱动器包括将滞后面板推到其打开位置的悬挂重物。 在另一个实施例中,辅助驱动器包括附接到滞后面板的皮带和滑轮装置。 当领先面板相对于滞后的面板移动时,前导面板联接以使皮带围绕两个滑轮移动。 皮带的运动受到保险杠的限制,该保险杠连接到皮带上的一个点上,并被限制为在其中一个滑轮与固定的止动件之间移动,该固定止动件连接到墙壁或轨道上。 当主驱动器开始将前面板移动到其打开位置时,两个面板之间的相对运动使皮带将保险杠向上移动抵靠固定止动件。 从那里,领先面板的继续开放运动继续围绕滑轮旋转皮带。 由于保险杠现在将皮带的一部分固定在止动件上,所以滑轮开始翻转。 在引导面板到达滞后面板前面的打开位置之前,这将开始将滞后面板移动到其打开位置到门口的一侧。

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