| 发明名称 |
METHOD AND DEVICE FOR CUTTING OPENINGS IN FLAT, CONCAVE OR CONVEX SURFACES |
| 摘要 |
The object of the invention is a method and device for cutting openings in flat, concave or convex surfaces. The method and the device can be used for many different applications, but they are particularly useful in the construction of wind towers, where it is necessary to cut openings in concave surfaces, such as inside pipes forming segments of such towers. |
| 申请公布号 |
WO2011133050(A1) |
申请公布日期 |
2011.10.27 |
| 申请号 |
WO2010PL00029 |
申请日期 |
2010.04.20 |
| 申请人 |
PROMOTECH SP. Z.O.O.;GOLABIEWSKI, ZBIGNIEW;FEDYK, KRZYSZTOF;FEDYK, MARCIN;BORCHERT, MARCIN |
发明人 |
GOLABIEWSKI, ZBIGNIEW;FEDYK, KRZYSZTOF;FEDYK, MARCIN;BORCHERT, MARCIN |
| 分类号 |
B23K37/02;B23K26/08;B23K26/10;B23Q1/01 |
主分类号 |
B23K37/02 |
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