Turbine engine rotor retaining methods

Details Turbine engine rotor retaining methods Turbine engine rotor retaining methods

2006-06-30

2010-11-23

Chang, Rick K (Department: 3726)

Metal working

Method of mechanical manufacture

Impeller making

C029S889200, C029S889210, C416S19800R, C416S24400R

Reexamination Certificate

active

07836596

ABSTRACT:
A rotor stack is assembled to a turbine engine shaft. A force is exerted to at least one of the rotor stack and the shaft to at least one of place the shaft under tension and place the rotor stack under compression. One or more retainer segments are inserted into a rebate in the shaft. The exerted force is released to permit the rotor stack to bear against the retainer segments.

REFERENCES:
patent: 2749086 (1956-06-01), Lombard
patent: 3822953 (1974-07-01), Adelizzi
patent: 4836750 (1989-06-01), Modafferi et al.
patent: 5288210 (1994-02-01), Albrecht et al.
patent: 6338578 (2002-01-01), Adde et al.
patent: 54-124845 (1979-08-01), None
patent: 09-273514 (1997-10-01), None
European Search Repot for EP Patent Application No. 05252295.0.

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