发明名称 EXTENSIBLE SAFETY LATCH MEANS FOR PIVOTABLE WINDOWS
摘要 <p>EXTENSIBLE SAFETY LATCH MEANS FOR PIVOTABLE WINDOWS An extensible safety latch means comprising two telescoping bar members attached at their extremities to a fixed window frame and an inwardly pivotable window frame, the bars having a first key operated latch means for limiting movement of the pivotable window frame to a safe distance from the fixed window frame insufficient for passage of a child, and a second latch means for securing the movable window frame in an extended inward position as needed to clean the window.</p>
申请公布号 CA1062309(A) 申请公布日期 1979.09.11
申请号 CA19770279403 申请日期 1977.05.30
申请人 A.W. ANDERBERG MANUFACTURING CO. 发明人 ANDERBERG, AXEL W.;TAYLOR, GEORGE A.
分类号 E05C17/06;E05C17/30;(IPC1-7):05C17/34;05C17/06 主分类号 E05C17/06
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