| 摘要 |
The subject of invention is a mechanism controlling the rotation of roller blinds winding roller with a spring drive, immovably fixed to roller blinds holder and its winding roller, made up of roller (1), on which a sleeve (2) is seated, in the sleeve (2) there is rotationally seated a roller (4), and between the sleeve (2) and the roller (4) there is an annular slot filled with a breaking layer (5) formed from high viscosity medium, characterized by the fact that the roller (4) contains a formed driver (6) and in the sleeve (2), between roller (4) and roller (1) there is a break shoe (3) seated with its pin (9) in the roller's (1) opening (7), having a relief (8) where the roller's (4) driver (6) is seated. |
