发明名称 |
Localized boss thickening by cold swaging |
摘要 |
To reduce the length of a tube thickened by swaging and to provide acceptable efficiency in use of material and vessel length for a high performance pressure vessel, the tube is locally corrugated, then conventionally swaged and subsequently pressurized to remove the corrugations.
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申请公布号 |
US4625537(A) |
申请公布日期 |
1986.12.02 |
申请号 |
US19840655531 |
申请日期 |
1984.09.28 |
申请人 |
GRUMMAN AEROSPACE CORPORATION |
发明人 |
ALECK, BENJAMIN J. |
分类号 |
B21D41/04;B21K21/12;(IPC1-7):B21D41/04 |
主分类号 |
B21D41/04 |
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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