Motor

The following items are provided in a motor, integrated with a motor cover (10) which covers the opening in a motor housing (1): arm-retaining parts (13a, 13b) in order to hold the brush arms (11a, 11b); a PTC retaining part (18) in order to hold a PTC (17) so that its side is in contact with the brush arm (11a); a first hole (16b) into which a connecting wire body (15b) (which is used as an external cable connection) is inserted so that contact is produced with a connecting part (11b-1) of the brush arm (11b), the connecting part (11b-1) of the brush arm (11b) touching a hypothetical curved surface which extends from the inner wall of the first hole (16b); and a second hole (16a) into which a connecting wire body (15a) (which is used as an external cable connection) is inserted so that contact is produced with one side of the PTC (17), the side of the PTC (17) touching a hypothetical curved surface which extends from the inner wall of the second hole (16a).