发明名称 |
METHOD OF BEAM WELDING OF AN IMPELLER WITH PERFORMANCE OF TWO PASSES ON A SLOT ; IMPELLER AND TURBO MACHINE HAVING SUCH WELD CONFIGURATION |
摘要 |
Systems and methods according to these exemplary embodiments provide welding techniques for impeller blades associated with impellers in centrifugal compressors. According to one exemplary embodiment, a connection area of the impeller blade has a hammer-shaped cross-sectional area which facilitates beam welding of the connection area to a slot in the surface or body to which the blade is to be connected. |
申请公布号 |
EP2509739(A1) |
申请公布日期 |
2012.10.17 |
申请号 |
EP20100787126 |
申请日期 |
2010.12.07 |
申请人 |
NUOVO PIGNONE S.P.A. |
发明人 |
CANTELLI, UGO;MINIATI, ENZO;INNOCENTI, MIRCO |
分类号 |
B23K15/00;B23K26/06;B23K26/26;B23K26/32;F01D5/04;F01D5/30;F04D29/28 |
主分类号 |
B23K15/00 |
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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