Motorized roller and motor unit for motorized roller

摘要

A motorized roller (3) includes a roller body of a cylindrical shape, in which a motor and a reducer are housed. The motorized roller (3) has fixed shafts (20) and (21) protruding out of both ends of the roller body. A first fixed shaft (20) has a cavity, in which a first connector (25) is housed. A second connector (33) is connected to the first connector (25). The first fixed shaft (20) has a first engaging part (inside screw) (24) for preventing disengagement of the second connector (33), so that a part (screw forming part) (37) of the second connector (33) is engaged with the first engaging part (24).