Patent ID: 6726868
Filing Date: 2004-04-27
Classification: B29C,B29L,G09F

Abstract:
A double molding process whereby a sign is produced on a product, the product comprising an inner core and an outer cover, said sign being produced on the product while said product is molded, the sign being a series of alphanumeric symbols, and having a length greater than a width, direction of the sign being the same as the direction of the length of the sign, said process comprising the steps of:(a) molding the inner core with a first molding material, said inner core having a top side extending substantially along the direction of the sign and being provided with at least one groove in the shape of said sign, said inner core further having a lateral side adjacent to said top side, said lateral side also extending substantially along the direction of the sign and being provided with at least one channel leading within the inner core to said at least one groove, said at least one channel extending substantially perpendicular to the lateral side and perpendicular to the direction of the sign; and (b) molding the outer cover onto the inner core with a second molding material in such a manner that said top side of said inner core is not covered by the second molding material and thus remains visible, and said at least one channel of said lateral side and said at least one groove of said top side are both filled up with said second molding material to produce said sign on said at least one top side of the product.