MANUFACTURING LAMINATED BOARD

摘要

PURPOSE:To obtain a laminated board having little difference between thicknesses of the center portions and those of corner portions by laminating prepregs with triangular prepregs inserted at the corners of the prepregs. CONSTITUTION:Triangular small pieces 3 of prepreg are inserted between rectangular perpregs 1 at each corner portions 4 thereof and a laminated board is made by heating and pressing them.