FENESTRATION UNIT WITH SASH RETENTION
    8.
    发明申请
    FENESTRATION UNIT WITH SASH RETENTION 有权
    具有SASH保持力的复合单元

    公开(公告)号:US20140259944A1

    公开(公告)日:2014-09-18

    申请号:US14216137

    申请日:2014-03-17

    Abstract: A fenestration unit, such as a window, having an upper sash and a lower sash can be configured to permit separate and independent movement of the upper sash and the lower sash when desired, while restraining the upper sash from movement caused by movement of the lower sash. A fenestration unit having a single movable sash can also be configured to provide securement of the single movable sash against undesired vertical movement.

    Abstract translation: 具有上窗扇和下窗扇的窗户等开窗单元可以构造成允许上窗框和下窗扇在需要时单独且独立的移动,同时限制上窗扇由下下移动引起的移动 窗扇。 具有单个活动窗扇的开窗单元还可以被配置为提供单个可移动窗扇的固定以防止不期望的垂直运动。

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