发明名称 |
Elongate receiver tube and method of making the same |
摘要 |
A receiver tube for a trailer hitch assembly including a hollow metal tube stock wherein the receiving end thereof is provided with a cold formed reinforcing flange formed of the outermost end of the tube stock is folded upon itself.
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申请公布号 |
US2004075245(A1) |
申请公布日期 |
2004.04.22 |
申请号 |
US20030666173 |
申请日期 |
2003.09.19 |
申请人 |
PALMER DAVID H. |
发明人 |
PALMER DAVID H. |
分类号 |
B60D1/14;(IPC1-7):B60D1/00 |
主分类号 |
B60D1/14 |
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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