| 摘要 |
<p>This is a system for mounting a tilting lever (15) for controlling a spring device intended for positioning a chair or an armchair, according to which the tilting lever (15) has at least one lateral projection (22), a revolving cylindrical element (16) being applied to the support plate of the seat, this element acting as a pin and being equipped with a transverse hole (18) having a radial hollow (19); the lever passes through the widest part of a T-shaped slot (17) cut into the abovementioned plate in order to stop in the transverse hole (18) of the pin (16), the narrow parts of the T-shaped slot (17) stopping on the lateral projection (22) in order to prevent the exit of the lever. <IMAGE></p> |
