PROBLEM TO BE SOLVED: To provide an electrically driven actuator capable of being reduced in size and reducing a production cost.SOLUTION: An electrically driven actuator 10 comprises: a motor 38； a gear 40 which is rotated by drive force from the motor； and a rotary axis 50 which is provided so as to penetrate an axis part 40a of the gear. An inner circumferential surface of the axis part of the gear comprises a key groove 40c formed therein, and an outer circumferential surface of the rotary axis comprises a slide key 50b to be fitted into the key groove. Between a lower surface of the gear and a bearing 44, a first thrust bearing 52 is provided.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2020,JPO&INPIT
