发明名称 REINFORCED HYDROFORMED MEMBERS AND METHODS OF MAKING THE SAME
摘要 A method of hydroforming a reinforced tube comprising providing a metal tubular blank having an interior defined by an inner surface and an exterior defined by an outer surface. A metal reinforcing member is provided and inserted into the interior of the tubular blank. The reinforcing member is engaged with the inner surface of the tubular blank and is attached to the inner surface of the tubular blank. The tubular blank and reinforcing member welded thereto are placed into a hydroforming die having die surfaces defining a die cavity, and pressurized fluid is provided within the tubular blank so as to conform the tubular blank with the die surfaces of the die cavity.
申请公布号 PL353865(A1) 申请公布日期 2003.12.01
申请号 PL20000353865 申请日期 2000.09.08
申请人 COSMA INTERNATIONAL INC. 发明人 MORRIS BRIAN;DEVENY FLAVIA F.;KESSEN MARK A.
分类号 B21D26/02;B21D26/051 主分类号 B21D26/02
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