Patent ID: 8215147
Filing Date: 2012-07-10
Classification: B21D,B21J

Abstract:
1. A method comprising: providing a first die having a first die structure; forming a first die surface on the first die structure, the first die surface having a complex shape; forming a plurality of cooling channels in the first die structure, each of the cooling channels having a contour that generally follows the complex shape of the first die surface; and forming a second die with a second die surface, the first and second die surfaces cooperating to form a die cavity, and wherein the first die structure includes a first die member and wherein forming the plurality of cooling channels comprises: forming a plurality of slots in a surface of the first die member opposite the first die surface; forming a plurality of filler plates; and inserting each filler plate to an associated one of the slots, each filler plate cooperating with the associated one of the slots to form an inlet port and an outlet port.