| 发明名称 |
METHOD FOR PRODUCING A TANDEM BLADE WHEEL FOR A JET ENGINE AND TANDEM BLADE WHEEL |
| 摘要 |
A method for the manufacture of a double-row blade wheel for a fluid-flow machine that includes a first grid row with a plurality of first blades and a second grid row with a plurality of second blades is provided. The method includes the following steps: manufacturing a first grid row or segments of the first grid row; manufacturing a second grid row or segments of the second grid row, independently of the first row; and after the respective manufacture, connecting the first grid row to the second grid row or connecting segments of the first grid row and/or of the second grid row to one another or to one of the grid rows. |
| 申请公布号 |
US2015252674(A1) |
申请公布日期 |
2015.09.10 |
| 申请号 |
US201514641743 |
申请日期 |
2015.03.09 |
| 申请人 |
Rolls-Royce Deutschland Ltd & Co KG |
发明人 |
JOHANN Erik;ORTMANNS Jens |
| 分类号 |
F01D5/14;B22F5/04;B22F3/22 |
主分类号 |
F01D5/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. Method for the manufacture of a double-row blade wheel (1) for a fluid-flow machine that includes a first grid row (11) with a plurality of first blades (21) and a second grid row (12) with a plurality of second blades (22),
characterized by
manufacturing a first grid row (11) or segments (11a, 11b) of the first grid row,manufacturing a second grid row (12) or segments of the second grid row, independently of the first row,after the respective manufacture, connecting the first grid row (11) to the second grid row (12) or connecting segments (11a, 11b) of the first grid row (11) and/or of the second grid row to one another or to one of the grid rows (12). |
| 地址 |
Blankenfelde-Mahlow DE |
