发明名称 |
Blade tip having a recessed area |
摘要 |
An example blade assembly includes, among other things a blade tip having a pressure side and a suction side, and a plurality of grooves within the blade tip. At least one of the grooves has a contour that is different than both a contour of the pressure side and a contour of the suction side. |
申请公布号 |
US9004861(B2) |
申请公布日期 |
2015.04.14 |
申请号 |
US201213468104 |
申请日期 |
2012.05.10 |
申请人 |
United Technologies Corporation |
发明人 |
Nash Timothy Charles;Aggarwala Andrew S. |
分类号 |
F01D5/14;F01D5/18;F01D5/20 |
主分类号 |
F01D5/14 |
代理机构 |
Carlson, Gaskey & Olds, P.C. |
代理人 |
Carlson, Gaskey & Olds, P.C. |
主权项 |
1. A blade assembly, comprising:
a blade tip having a pressure side and a suction side, the blade tip further having a recessed area and a nonrecessed area greater than the recessed area; and a plurality of chordwise grooves within the blade tip, wherein at least one of the chordwise grooves has a contour that is different than both a contour of the pressure side and a contour of the suction side, wherein the chordwise grooves extend lengthwise between a leading edge and a trailing edge of the blade tip, and the chordwise grooves have a width that is about the same, wherein the chordwise grooves are open exclusively on a radially facing side, wherein the chordwise grooves provide at least a portion of the recessed area. |
地址 |
Hartford CT US |