Patent ID: 6506066
Filing Date: 2003-01-14
Classification: B60R,H01R

Abstract:
A rotation connection unit comprising:an inner member; an outer member; and a guide ring; said inner member and said outer member being fitted for relative rotation in a state in which a cable housing space is formed between the inner member and the outer member, a plurality of conduction cables being housed in the cable housing space in a state in which a winding direction is inverted at an intermediate point and said cables move with relative rotation of both said inner and outer members, a plurality of inner terminal members and a plurality of outer terminal members, wherein the inner terminal members and the outer terminal members move relative to each other, and the inner terminal members and the outer terminal members are attached to respective ends of said cables, said guide ring for guiding moving of said cables being placed rotatably and is formed with a plurality of guide grooves through which inversion parts of said cables are passed at different positions, wherein said cables are housed in the cable housing space in a state in which a force in a direction touching an inner periphery of said outer member is given.