| 摘要 |
A device for fixing accessories on doors or windows having a fixed frame (1) and a mobile frame (2), each equipped with a perimeter channel (3) defined by a pair of parallel wings (3a, 3b) protruding from a bottom (3c) of a profile; the pair of wings (3a, 3b) is equipped with corresponding end stretches (4a, 4b) parallel to the bottom (3c) of the profile and facing each other to delimit an upper opening (5); the fixing device (6) comprises a body-plate (7) and a connecting element (8) rotatably connected to a body (9) of an accessory to be fixed to the channel (3); the body-plate (7) is equipped with a rhomboid perimeter profile forming two end heads (7a, 7b), configured in the fashion of a cam, for the contact on both sides, with interference, on corresponding inside walls of the pair of wings (3a, 3b) following a rotation of the body-plate (7) inside the channel (3) and about an axis (Z) which is transversal relative to the bottom (3c) of the channel (3); a prismatic body (10) is made between the body-plate (7) and the connecting element (8), and having a rhomboid perimeter profile forming two further cam end heads (10a, 10b) configured for a contact on both sides, with interference, on corresponding side walls of the end stretches (4a, 4b), following the rotation, in such a way as to form a further second point for locking the body (9) of the accessory in the channel (3). |
