PROBLEM TO BE SOLVED: To provide a moving device in liquid that is easy to reduce its size and can be used in a variety of different places.SOLUTION: A moving device in liquid has a cabinet, an elastic plate attached to the outside of the cabinet, and a vibration part that is installed in the cabinet and vibrates the cabinet, with a barycentric position of the cabinet and an excitation position of the vibration part are different.COPYRIGHT: (C)2015,JPO&INPIT【課題】小型化が容易で様々な場所において用いることができる液体内移動装置を提供する。【解決手段】液体内移動装置は、筐体と、筐体の外部に取り付けられる弾性板と、筐体内に設置され、筐体を振動させる振動部とを備え、筐体の重心位置と振動部の加振位置とが異なる。【選択図】図1