| 发明名称 |
EARTH-RETAINING STEEL MATERIAL |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a vertically driving earth-retaining steel material. SOLUTION: This approximately U-shaped sectional earth-retaining steel material is provided. A friction cutter 2 for preventing curvature in the case of driving is installed at the lower end section of a web 1a section, projecting to the rear side of the web section 1a.
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| 申请公布号 |
JP2001159132(A) |
申请公布日期 |
2001.06.12 |
| 申请号 |
JP19990344380 |
申请日期 |
1999.12.03 |
| 申请人 |
SUMITOMO METAL IND LTD |
发明人 |
KAMEYAMA AKIHISA;NAKANO HIROMASA |
| 分类号 |
E02D5/04;(IPC1-7):E02D5/04 |
主分类号 |
E02D5/04 |
| 代理机构 |
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