Patent ID: 6261063
Filing Date: 2001-07-17
Classification: F01D,F05D

Abstract:
An inter-disk sealing structure for a gas turbine having a plurality of rotor disks disposed in juxtaposition with one another in an axial direction, each of said plurality of rotor disks having respective disk lands opposing adjacent disk lands of other adjacent rotor disks of said plurality of rotor disks, said inter-disk sealing structure comprising:a groove extending in a circumferential direction and formed in an end of at least one of two disk lands of said opposing adjacent disk lands of said plurality of rotor disks; andan annular sealing member having an interior space, is at least partially disposed in said groove in a manner that said annular sealing member is sandwiched between said opposing adjacent disk lands of said plurality of rotor disks and such that said annular sealing member seals a space between said opposing adjacent disk lands.