Massage device for pressure point massaging of muscles and joints of seat occupant of motor vehicle, has massage element non-rotatably guided in linear manner, and hollow shaft and worm gear accommodated in bearing housing

摘要

The device has a massage unit provided with a massage element (13) for pressure point massage, where the element is movable by an electromechanical drive (12). A drive spindle (16) of a spindle drive is received in a threaded hole of a hollow shaft (18) of a worm gear (19). The gear with a driving worm (20) is driven in rotational directions (22) during linear movement of the element, where the worm is arranged on a drive shaft of an electric motor (21). The element is non-rotatably guided in a linear manner. The hollow shaft and the worm gear are rotatably accommodated in a bearing housing.