| 发明名称 |
METHOD OF MANUFACTURING A COUPLING ELEMENT |
| 摘要 |
<p>A method of forming a socket with a cast-in spherical ball having a central opening formed therethrough. The method includes preparation of a core assembly to incorporate the ball such that a portion of the circumference of the ball surface defines a portion of the casting cavity forming a race surface for the ball.</p> |
| 申请公布号 |
EP0155617(B1) |
申请公布日期 |
1988.08.10 |
| 申请号 |
EP19850102770 |
申请日期 |
1985.03.12 |
| 申请人 |
DEERE & COMPANY |
发明人 |
LANDPHAIR, DONALD KEITH;DOERING, JAMES PETER |
| 分类号 |
B22D19/12;(IPC1-7):B22D19/12 |
主分类号 |
B22D19/12 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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