Patent ID: 7132072

Claim:
A method of manufacturing a multi-core press-coated molded product having an outer layer and a plurality of cores, comprising using compression molding means having an upper punch above a die and a lower punch below the die, wherein both the upper punch and the lower punch comprise a center punch having a tip portion split into at least two parts that are separated by a gap and an outer punch that encloses an outer perimeter of the center punch and further has a tip portion that fills the gap at the tip portion of the center punch, with both the center punch and the outer punch being slidable and manipulatable for compression operation; the method comprising: supply steps of supplying molding material for the outer layer and molding material for the cores respectively to the compression molding means; a first compression molding step of compression molding the molding material for at least one of the outer layer and the cores in the compression molding means, and a second compression molding step of compression molding the entire molded product including the cores in the compression molding means.