Method of making jewellery goods and wearable multicolor ornamental articles manufactured with such products专利检索- 线材的金属涂敷专利检索查询-专利查询网

Method of making jewellery goods and wearable multicolor ornamental articles manufactured with such products
申请号	EP02023628.7	申请日	2002-10-18	公开(公告)号	EP1304053A3	公开(公告)日	2004-01-28
申请人	LAC SPA;			发明人	Disegna, Giuseppe;
摘要	A method of making a multicolor product (1, 11; 22) with longitudinal development of precious material adapted to be used for manufacturing wearable ornamental articles such as armlets, necklaces, and the like is disclosed comprising the following steps: providing one or more coated wires (3) each consisting of a central element (4, 17) of precious metallic material covered by one or more coaxial external twisted sheaths (5,18; 19) also made of precious metallic materials having different colors from each other and relative to the color of the material of the central element (4, 17); manufacturing an unfinished product (7, 15, 21) with longitudinal development using at last one of the coated wires (3) on which one or more mechanical workings are carried out; removing material from one or more zones (10) of the unfinished product (7, 15, 21) for a depth sufficient to make visible one or more of the underlying materials of different colors constituting one or more sheaths of each of the coated wires (3).
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