A motor-gear unit, having an eccentric wheel gear, driven by a rotary drive (3), which eccentric wheel gear has an eccentric element (8), an eccentric wheel (10) rotatably supported on the eccentric element, and a driver (15), and the driver (15) cooperates with the eccentric wheel (10) by intermittent...http://www.google.es/patents/US6661139?utm_source=gb-gplus-sharePatente US6661139 - Motor-gear unit with integrated eccentric wheel gear
Motor-gear unit with integrated eccentric wheel gear