| 摘要 |
1518076 Rotor blade fixing WESTINGHOUSE ELECTRIC CORP 10 May 1977 [17 May 1976] 19524/77 Heading FIT Ceramic gas turbine blades 20 are attached to a ferritic metal rotor 18 by engagement of their roots 44 between the heads 32 of metal intermediate members 26 themselves mounted in axial slots 24 in the rotor. Ceramic vibration dampers 54 engage blade platforms 50 centrifugally. Ceramic dampers 62 are also disposed in tip shroud slots 60. Cooling air ducts 39 are provided in members 26. |
