Patent ID: 11965431
Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 21:
22. The turbine according to claim 20,
Wherein the nozzle passage is defined by a hub-side wall surface and a shroud-side wall surface,
wherein the plurality of nozzle vanes includes:
a plurality of first nozzle vanes; and
a plurality of second nozzle vanes each of which has a larger leading edge metal angle than that of the plurality of first nozzle vanes in a connection position with the hub-side wall surface, and

wherein the plurality of first nozzle vanes and the plurality of second nozzle vanes are arranged so as to be alternately adjacent to each other in the circumferential direction.