| 发明名称 |
METHOD AND APPARATUS FOR CUTTING RAILROAD RAILS |
| 摘要 |
A rail saw comprising a mounting boom having a pivotable arm and pivotably connected to a railroad machine with at least two pivotable axes, a saw frame rotatably connected to the pivotable arm with at least 180 degrees of rotation, a cutting frame pivotably connected to the saw frame, and a saw blade rotatably connected to the cutting frame.
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| 申请公布号 |
US2011132226(A1) |
申请公布日期 |
2011.06.09 |
| 申请号 |
US20090631192 |
申请日期 |
2009.12.04 |
| 申请人 |
SPERLING RAILWAY SERVICES, INC. |
发明人 |
SPERLING FRED S. |
| 分类号 |
E01B29/16;B26D1/00;B26D1/18;B26D7/02;B26D7/18;E01B31/00 |
主分类号 |
E01B29/16 |
| 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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