| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method, for molding a warp stripe coping, which is capable of forming a warp stripe pattern in a synthetic resin coping to be formed by extrusion molding and upgrading its decorativeness and presentable appearance by wiping out a proper image of a conventional synthetic resin coping. <P>SOLUTION: In this method, the outer surface of a coping main body is molded of an extruded molten resin by a molding hole 15 and a core 16 of the mold assembly 13 and a recessed groove is formed in the outer surface of the coping body with the help of a protrusion 23 formed on the inner circumference of the molding hole 15. In addition, a resin of different color C from the coping body is packed inside the recessed groove of the moving coping body and the outer diameter of the coping is finished by a finishing hole 18 of a finishing mold 14 and a core 19. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
