The collar and the plastic part being fixed with screws. The elaborate gear mechanism meshes with a white gear attached to the three-axis actuator unit and transmits the rotational position of the gear.
The collar and the plastic part being fixed with screws. The elaborate gear mechanism meshes with a white gear attached to the three-axis actuator unit and transmits the rotational position of the gear.

Assembly of 'Aibo' Robot Dog (2)