Patent ID: 8660417
Filing Date: 2014-02-25
Classification: G02B,H02K

Abstract:
1. A drive motor comprising: an output shaft provided as an axis of rotation; a first attachment plate having a first fixing hole; a second attachment plate having a second fixing hole and located in a position separate from the first attachment plate in an axial direction of the output shaft; a magnet attached to one surface of the first attachment plate; a coil attached to one surface of the second attachment plate and facing the magnet; a first shaft holding member that is inserted into the first fixing hole and fixed to the first attachment plate and holds the output shaft; and a second shaft holding member that is inserted into the second fixing hole and fixed to the second attachment plate and holds the output shaft, wherein each of the first shaft holding member and the second shaft holding member is provided with a flange portion that presses an inner circumferential portion of the one surface of the corresponding one of the first attachment plate and the second attachment plate and a caulking portion that is formed in a caulking process and presses an inner circumferential portion of the other surface of the corresponding one of the first attachment plate and the second attachment plate.