| 摘要 |
PURPOSE:To fix reliably a base to a frame, by a method wherein even if the base is warped or twisted to some extent, the same is corrected by vacuum suction force. CONSTITUTION:A resin casting base is constituted of a flat-plate-like base plate 10 and a plurality of auxiliary base plates 11 fitted to one side of the flat-plate-like base plate 10 at fixed intervals extending over almost the whole region, the foregoing one side plane of the foregoing base is fixed to an inside wall surface of a top lid 1 of a casting frame by vacuum suction and then a resin cast molded product is molded by casting the foregoing resin agent within the foregoing casting frame. |
