| 摘要 |
The invention relates to a drive mechanism for periodic translational motions, especially a windshield wiper motor, comprising a crank (6) and a ball and socket (11) driven by said crank (6), wherein the ball and socket (11) is arranged on a toothed wheel having an outer toothing (9), the toothed wheel is rotationally mounted on the crank (6) and an inner toothing (4) of a component (3) is provided that is stationary in relation to the crank (6), said inner toothing being concentric in relation to the axis of rotation of the crank (6). The outer toothing (9) of the toothed wheel (8) engages with the inner toothing (4).
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