发明名称 Method for the manufacture of a vehicle wheel
摘要 The invention relates to a method for the manufacture of a vehicle wheel with a wheel body and a rim having at least one undercut. In order to provide a simple, inexpensive method for the manufacture of a weight-reduced vehicle wheel, according to the invention the construction of an undercut in the rim area is integrated into the manufacture thereof by a spinning process. A cast preform having a clearly defined construction, is fixed in a spinning machine where initial preshaping takes place, a rim bed with an inside rim horn is formed and then by splitting and forming a rectangular flange cast radially onto the wheel body, the undercut and an outside rim horn are constructed. Following a heat treatment, machining is carried out for the final rim construction.
申请公布号 US5794340(A) 申请公布日期 1998.08.18
申请号 US19970832358 申请日期 1997.04.02
申请人 LEICO GMBH & CO. WERKZEUGMASCHINENBAU 发明人 POLLKOETTER, GUENTER
分类号 B21D53/26;B21H1/10;B60B3/02;(IPC1-7):B21K1/32;B60B3/10;B60B21/00 主分类号 B21D53/26
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