发明名称 |
SHELL PRESS AND METHOD FOR FORMING A SHELL |
摘要 |
An apparatus and method for forming a shell with a central panel and a chuck wall is provided. The apparatus and method employ the use of a biasing member to selectively bias and control movement of the inner pressure sleeve and a die core having an outer diameter equal to or greater than the outer diameter of the punch core. The apparatus and method can also be employed in a single action press or a double action press.
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申请公布号 |
US2007283738(A1) |
申请公布日期 |
2007.12.13 |
申请号 |
US20060448211 |
申请日期 |
2006.06.07 |
申请人 |
STOLLE MACHINERY COMPANY, LLC |
发明人 |
TURNBULL ROBERT D.;STEFANSIC DONNA R. |
分类号 |
B21D22/21 |
主分类号 |
B21D22/21 |
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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