发明名称 Article and method of formation
摘要 A method of forming a substantially annular article comprising providing a first annular element 120R; providing a second annular element 130R having an inner diameter that is greater than an outer diameter of the first element; positioning the second annular element around the first annular element; and rolling the first annular element with the second annular element until a diameter of the first annular element has increased sufficiently to trap the second annular element. The inner element may have a circumferential groove 125 in its outer surface to trap the second element. The article may be worn around the wrist or finger, and so may be a bracelet or a ring. The elements may be formed from a precious metal such as gold, silver or platinum. The first element may have a number of circumferential grooves, with an annular element in each. The annular element may be formed by cutting from a tube, or by pressing a blank from a sheet and forming a tube element by coning.
申请公布号 GB2515512(A) 申请公布日期 2014.12.31
申请号 GB20130011301 申请日期 2013.06.25
申请人 ALLIED GOLD LIMITED 发明人 CHRISTOPHER QUAYLE
分类号 A44C5/00;A44C9/00;A44C27/00;B21D53/44;B21K1/76 主分类号 A44C5/00
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