PROBLEM TO BE SOLVED: To provide a vibration device having a simple structure and an electric massage device using the vibration device.SOLUTION: An electric massage device (1) performs operation by receiving AC current or DC current. The electric massage device (1) includes: a cylindrical member (20) made of a nonmagnetic substance a coil (21) arranged on an outer peripheral surface of the cylindrical member (20) to receive AC current or DC current a spherical magnet (22) housed inside the cylindrical member (20) to be movable along the extension direction of the cylindrical member (20) and a pair of repulsive members (23, 24) arranged at both end parts in the extension direction of the cylindrical member (20) to give repulsive force to the spherical magnet (22).SELECTED DRAWING: Figure 1COPYRIGHT: (C)2019,JPO&INPIT【課題】簡易な構造の振動装置およびそれを用いた電動マッサージ機を提供すること。【解決手段】電動マッサージ機(1)は、交流電流または直流電流が供給されることで動作を行う。電動マッサージ機(1)は、非磁性体の筒状部材(20)と、筒状部材(20)の外周に配置され、交流電流または直流電流が供給されるコイル(21)と、筒状部材(20)の内部に収容され、筒状部材(20)の延在方向に沿って移動可能な球状磁石(22)と、筒状部材(20)の延在方向の両端部に配置され、球状磁石(22)に対して反発力を与える一対の反発部材(23,24)とを備えている。【選択図】図1
