US Patent 10377341 Winding device and wiring structure

A winding device includes a case that includes a cable lead-out path, a rotating body that is accommodated in the case and is supported to be rotatable, and a cable that has one end connected to the rotating body to be wound in the case and the other end passing through the cable lead-out path of the case to be pulled out to an outside of the case. In the winding device, a first foreign substance removing portion and a second foreign substance removing portion which remove foreign substances pulled in together with the cable, are provided in the cable lead-out path, and the second foreign substance removing portion is capable of removing the foreign substances smaller than the foreign substances that are removable by the first foreign substance removing portion.