Massage device with spiral wave form action

摘要

A massage device includes a handle engaged to a driving unit having a rotatable output shaft for driving an actuation unit which produces a spiral wave form action in a longitudinal direction is disclosed. The actuation unit includes an arrangement of bearing plates engaged to one another and mounted on the rotatable output shaft. Each of the bearing plates is engaged to a respective rotary ring in a manner that permits a rotating action by the bearing plates while the rotary rings have a slipping action relative to the output shaft in order to produce the spiral wave form action by the massage device.