摘要 |
A lever mechanism (10) for converting a motion from linear to rotary, comprising a guiding bar (55), a slider (60) which slides along the guiding bar (55), and a lever (15), the lever (15) comprising a cylindrical element (30) and a pair of slot links (20, 25) which are fixed frontally on the cylindrical element (30) and between which the slider (60) is arranged; the slider (60) comprises at least two bushes (80) for supporting a pivot (65) which is adapted to act on the slot links (20, 25), the bushes (80) being mutually separated by a space (90) which is adapted to accommodate a reserve of lubricant. |