发明名称 METHOD FOR MANUFACTURING THE METAL PLATE CHAMBER PAD
摘要 A manufacturing method of a metal plate chamber pad is provided to prevent the overload in equipment by manufacturing the metal plate chamber pad in order not to generate edge at the outer shell of the metal plate pad. A manufacturing method of a metal plate chamber pad comprises: a chamber processing using a press die in order not to generate edge, a sharp part, at an outer shell of the metal plate pad. A manufactured metal plate chamber pad(10) cab be triangle, square, and circular. The metal plate chamber pad in which edge is not generated in the outer shell of the metal plate pad is used by welding at an angle axis.
申请公布号 KR20090079083(A) 申请公布日期 2009.07.21
申请号 KR20080005037 申请日期 2008.01.16
申请人 LEE, JEOUNG SANG 发明人 LEE, JEOUNG SANG
分类号 B21D28/16;B21D28/02;B21D53/00 主分类号 B21D28/16
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