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    • 39. 发明授权
    • Tilt window latch assembly
    • 倾斜窗口闩锁总成
    • US06546671B2
    • 2003-04-15
    • US09921200
    • 2001-08-01
    • Michael MitchellKevin Schield
    • Michael MitchellKevin Schield
    • E05D1522
    • E05B65/08E05B65/0841E05B65/0876E05C2007/007Y10S292/20Y10S292/47
    • A latch assembly for double hung windows also permits each of the sashes to be tilted inwardly with respect to the window frame assembly. The window latch assembly includes a keeper which is recessed within a lower rail of the upper window sash, and a latch which is recessed in the upper rail of the lower window sash and positioned such that the latch and the keeper are selectively engaged upon rotation of a sweeper cam. The sweeper cam also engages a slide translatable between a first position engaging one of the side rails of the window frame assembly, and a second position, retracted within the lower window sash and release the upper edge of the window sash from the window frame assembly.
    • 用于双悬窗的闩锁组件还允许每个窗框相对于窗框组件向内倾斜。 窗口闩锁组件包括凹入在上窗框的下轨道内的保持器,以及锁定件,该闩锁凹陷在下窗框的上轨道中并且定位成使得闩锁和保持器在旋转时选择性地接合 一个清扫车。 清扫器凸轮还接合滑动件,其可在接合窗框组件的一个侧轨的第一位置与第二位置之间平移,第二位置缩回到下窗框内并将窗框的上边缘从窗框组件释放。