| 摘要 |
<p>A head-rail for roller blinds comprising a containing envelope (1) of a parallelepipedal shape, provided with opposite closing plates (4, 4 @ ) forming the heads, and a roller (2) wherefrom there winds up and unwinds a roller blind located in said envelope (1). Said containing envelope (1) is provided, in correspondence of both heads, with a variable width seat for housing the manoeuvre means (18). Said seat is defined by the closing plate (4, 4 @ ) and a flange (5, 5 @ ) located and fixed in the inside of container (1). Each plate (4, 4 @ ) is provided, on the internal front, with two or more extensions (7) which elastically engage in corresponding box-shaped extensions (14) obtained on a front of the corresponding flange (5, 5 @ ). The couple of plate-like elements (22, 24), connectable to one another, fastens the containing envelope (1) to an underlying window (30); one of said plate-like elements (24) being fastened to the window (30) and the other element (22) being fastened to the base wall (28) of the container (1). <IMAGE></p> |
