发明名称 |
METHOD FOR FORMING CASTINGS HAVING INSERTS |
摘要 |
<p>METHOD FOR FORMING CASTINGS HAVING INSERTS A core assembly is formed by molding a destructible plastic form around at least one insert and optionally around a non-destructible core. The core assembly can be used, for example, for casting engine cylinder heads having valve seat inserts integral therewith. The plastic form retains and supports the inserts until the precise time the plastic is replaced by the molten metal.</p> |
申请公布号 |
CA1269818(A) |
申请公布日期 |
1990.06.05 |
申请号 |
CA19860526420 |
申请日期 |
1986.12.29 |
申请人 |
DEERE & COMPANY |
发明人 |
TRUMBAUER, DAVID V.;FOSBINDER, LARRY L.;ERION, TERRY L. |
分类号 |
B22C7/02;B22C9/10;F02F1/24;(IPC1-7):B22C9/10;B22D19/00 |
主分类号 |
B22C7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|