Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Nien-Tien Cheng0
Zhi-Ming Liu0
Chen-Shen Lin0
Date of Patent
June 22, 2010
0Patent Application Number
117629740
Date Filed
June 14, 2007
0Patent Primary Examiner
Patent abstract
A mold (200) for manufacturing a heat dissipation apparatus (10) includes a movable mold (20) and a fixed mold (30) covering the movable mold. The heat dissipation apparatus includes a plurality of fins (12). One of the movable mold and the fixed mold includes an insert group (50). The insert group includes a plurality of separated inserts (51) stacked together. A plurality of compartments (513) are formed between adjacent inserts of the insert group for forming the fins of the heat dissipation apparatus when molten metal is injected into the mold.
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