发明名称 |
Lifting anchor for prefabricated concrete panels |
摘要 |
A concrete lifting anchor having a pair of positioning elements at respective opposite ends of a steel rod, a threaded coupler extending from one end of the rod, and a tubular protector tightly fitted over the coupler, with a removable filler material inside the tubular protector.
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申请公布号 |
US6230447(B1) |
申请公布日期 |
2001.05.15 |
申请号 |
US20000611253 |
申请日期 |
2000.07.06 |
申请人 |
PRIBYL GEORGE E.;KIELEY ROGER G. |
发明人 |
PRIBYL GEORGE E.;KIELEY ROGER G. |
分类号 |
B28B23/00;B28B23/02;E04G21/14;(IPC1-7):E02D35/00 |
主分类号 |
B28B23/00 |
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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