| 摘要 |
Device for raising a leaf during its opening with adjustment for manual or automatic closure. It consists of an assembly housed in the covers (6) and (8) of a hinge or a hinge plate. The mobile assembly comprising the cylindrical ring (1) equipped with the adjustment device (2) (3) and (5) pivots when rising or descending on the helical part of the spindle (4). The elements of the adjustment device (2) (3) make it possible to exert or release the tightening of the fingers of the cylindrical ring (1) on the spindle (4). The element (5) makes it possible to maintain the spacing of the fingers of the cylindrical ring (1) between two extreme positions, the completely engaged one allowing free rotation, and the other completely retracted one allowing forced rotation. The device according to the invention is intended for assembling hinges or hinge plates. <IMAGE>
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