SUPPORTER OF PLASTER DIE (WET SUPPORTER) USED AS OUTER PLASTER DIE IN COMMON

摘要

PROBLEM TO BE SOLVED: To solve a problem that in a circular cylinder type plaster die made of a rotary disc equipped with a central axis, a large amount of wasted plaster is generated and heavy and uneconomical.;SOLUTION: A supporter of a plaster die (wet die) used as an outer plaster die in common not connected to a rotary disc is provided, wherein plaster can be introduced under covering with a clay mold formed on a rotating spinning lathe downward or can be directly introduced upward and further the resulting plaster die can be positioned on a rotary disc in a vertical direction.;COPYRIGHT: (C)2008,JPO&INPIT