发明名称 |
Electroforming mandrels |
摘要 |
Methods and apparatus for separating a mandrel having a tapered end portion from an article formed thereon comprising: (a) providing the mandrel having an opening in the tapered end portion; (b) plugging at least a substantial portion of the opening with a member which presents a deposition surface for the formation of the article; (c) forming the article having a tapered end portion on the mandrel, including on the deposition surface of the member; and (d) pushing the member against the inside surface of the tapered end portion of the article to move the article away from the mandrel, thereby forming a gap between the article and the mandrel.
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申请公布号 |
US5389227(A) |
申请公布日期 |
1995.02.14 |
申请号 |
US19930157557 |
申请日期 |
1993.11.26 |
申请人 |
XEROX CORPORATION |
发明人 |
MATYI, ERNEST F.;HERBERT, WILLIAM G.;MAIER, GARY J.;HENDRIX, LOREN E. |
分类号 |
C25D1/02;C25D1/20;(IPC1-7):C25D1/02 |
主分类号 |
C25D1/02 |
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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