PROBLEM TO BE SOLVED: To provide a mold separation method that achieves fall prevention by detecting a the state of hanging in midair.;SOLUTION: In a mold separation method of the present invention, a mold reversing gear for mounting a male mold and a loading device for being loaded with a female mold are relatively separated from each other to separate the coupled male and female molds from each other. A detector detects that the female mold is lifted from the loading device. Thus, the above relative separation is stopped.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT
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