发明名称 HOT STAMP DIE APPARATUS
摘要 <p>A hot forming die that includes a first die and a second die. The first die has a first die structure that is formed of a tool steel. The first die structure has a first die surface and a plurality of first cooling apertures. The first die surface has a complex shape. The first cooling apertures are spaced apart from the die surface by a first predetermined distance. The second die has a second die surface. The first and second die surfaces cooperate to form a die cavity. Related methods for forming a hot forming die and for hot forming a workpiece are also provided.</p>
申请公布号 KR20090030313(A) 申请公布日期 2009.03.24
申请号 KR20097000996 申请日期 2007.07.12
申请人 MAGNA INTERNATIONAL INC. 发明人 HORTON FRANK A.;SHULKIN BORIS;HASTILOW BRADFORD L.;METZ JIM;JUDKINS JAMES R.;HANSEN MONTY;KOTAGIRI SEETARAMA S.;JANSSEN ANDREAS G.
分类号 B21J13/02;B21J5/02;B21J9/02;B23Q11/10 主分类号 B21J13/02
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