DYNAMIC POWER TRANSMISSION DEVICE

A dynamic power transmission device (1) includes: a single oil pump (100) configured to be able to feed oil; an electric motor (200); a lubrication-object member (300) that is lubricated with the oil; an oil passage (L) configured to supply the oil fed from the oil pump (100) to the electric motor (200) and the lubrication-object member (300); a flow amount regulation unit (400) provided in the oil passage (L) and configured to be able to regulate the supply amount of the oil to the electric motor (200); and a control unit (501) configured to control the flow amount regulation unit (400).