| 摘要 |
1299154 Window operating assembly; stay SPILKA A/S and H KVASNES 4 June 1971 [4 June 1970] 19039/71 Headings E2M and E2F A window operating assembly for reversible windows, comprises a sash 6 pivotally mounted in a frame 1 by means of two pivots, said pivots 6 running in guide grooves 5 in the frame. The sash is supported during pivoting on either side by two arms 14, 12 pivotally mounted on plate 9, countersunk into the frame, by pivot pins 10, 11; the free ends of arms 12, 14 being articulated at spaced points with a third arm 17 which is pivotally connected to the sash, the two arms 12, 14 being disposed one behind the other when the window is closed.
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