Patent ID: 8231106

Claim:
A synchronous moving device comprising: a device body; a movable portion which is provided in the device body so as to be movable; a feed screw shaft which is supported on the device body so as to be rotatable and which moves the movable portion; a nut member which is thread-engaged with the feed screw shaft; a coupler which couples the movable portion and the nut member; and a cable binder which supports and guides a cable wired into the movable portion, wherein: the coupler includes a first member fixed to the movable portion, a second member fixed to the nut member, and an intermediate member interposed between the first and second members for absorbing deflecting motion of the feed screw shaft in a plane orthogonal to an axis of the feed screw shaft; and an end portion of the cable binder closest to the moveable portion is connected to the second member through a connection member and moved in synchronization with the movable portion.