Patent ID: 11867085
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 5:
6. The turbine blade according to claim 1,
wherein the first cooling passage is provided with a plurality of pressure side pin fins each of which has one end connected to a pressure side wall including the pressure surface and another end connected to the partition member,
wherein the second cooling passage is provided with a plurality of suction side pin fins each of which has one end connected to a suction side wall including the suction surface and another end connected to the partition member, and
wherein the at least one communication space communicates with the first cooling passage between an n-th pressure side pin fin and an (n+1)th pressure side pin fin counting from a pressure side pin fin closest to the leading edge of the plurality of pressure side pin fins, and the at least one communication space communicates with the second cooling passage between an n-th suction side pin fin and an (n+1)th suction side pin fin counting from a suction side pin fin closest to the leading edge of the plurality of suction side pin fins, where n is a natural number.