PROBLEM TO BE SOLVED: To supply a circular ring and a C-ring, by which jewelry items attached to various kinds of ornaments such as necklaces and pierced earrings etc. can be easily replaced, and to give abundant variation for the design of the various kinds of ornaments without charging expenses to a user.;SOLUTION: A material with repulsion stability is embedded into a material 1 for the circular ring and the C-ring used for various kinds of ornaments 2 such as necklaces and pierced earrings etc. to add an opening/closing function.;COPYRIGHT: (C)2012,JPO&INPIT
展开▼