| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nozzle blade capable of improving the efficiency of a turbine. <P>SOLUTION: In the nozzle blade, a front edge has a curve-line shape formed in such a manner that the distance of the front edge from a pivot axis of the nozzle blade changes depending on a position in the height of the nozzle blade; and a rear edge has a straight-line shape formed in such a manner that the distance of the rear edge from the pivot axis of the nozzle blade is constant irrespective of the position in the height of the nozzle blade. <P>COPYRIGHT: (C)2013,JPO&INPIT |
