| 摘要 |
PURPOSE:To obtain said molded article suitable for the heat trap etc., by doing injection molding, using the fixed molding plate arranged zigzag with the protrusions of the truncated triangular or quadrangular pyramids and the special mold arranged with protrusions at the positions fitting to said pyramids each other. CONSTITUTION:The thin honeycomb is obtained by injection molding transparent synthetic resin etc., using the honeycomb molding plate composed of the fixed mold arranged zigzag or in checker with many protrusions of the truncated triangular or quadrangular pyramids of which edges are cut off and the mobile molding plate arranged with protrusions at the positions fitting to said protrusions each other. USE:Heat insultant filled within the wall, louver for illumination, transparent cover for flat type solar heat collector etc. |
