US Patent 7758362 Rotary connector

A rotary connector apparatus includes a body supported fixedly, a rotor supported rotatably by the body and rotatable together with a steering wheel, a floating spacer disposed between the body and the rotor, rotatably floating according to rotation of the rotor, and having an inverting pass portion communicating between the inside and the outside in a radial direction, and a flat cable passing through the inverting pass portion to be inverted and wound on the sides of inner and outer peripheries of the floating spacer, a recessed portion provided with an outer peripheral face of the floating spacer so as to avoid hitting of the flat cable in a direction of a rotational axis of the floating spacer.