主权项 |
1. A turbine of a jet engine, the turbine comprising:
a turbine case of a cylindrical shape; turbine blades rotatable about an axis of the turbine case; and a shroud including a plurality of shroud segments annularly placed along an inner peripheral surface of the turbine case while surrounding the turbine blades, wherein each of the shroud segments of the shroud is provided with a first engaging portion and a second engaging portion, the shroud segment of the shroud is fixed to the turbine case by allowing the first engaging portion to engage with the turbine case in an axial direction of the turbine case, and allowing the second engaging portion to engage with the turbine case in a radial direction of the turbine case, and the shroud segment of the shroud is provided with a pressure receiving portion that receives a force to release an engaged state of the second engaging portion with the turbine case in a step of removing the shroud segment from the turbine case. |