Low-pressure turbine of a turbomachine

Details Low-pressure turbine of a turbomachine Low-pressure turbine of a turbomachine

2006-08-29

2006-08-29

Look, Edward K. (Department: 3745)

Rotary kinetic fluid motors or pumps

Plural runners supported for relative motion or on separate...

Serially spaced in working fluid flow path

C415S229000

Reexamination Certificate

active

07097415

ABSTRACT:
A low-pressure turbine of a turbomachine, the turbomachine comprising a high-pressure turbine disposed upstream from the low-pressure turbine, and an exhaust casing disposed downstream from the low-pressure turbine, the low-pressure turbine comprising a rotor secured on a low-pressure trunnion, a low-pressure shaft, a first rolling bearing disposed on said low-pressure shaft and supporting a high-pressure trunnion having fastened thereon a rotor of the high-pressure turbine, a second rolling bearing disposed on said low-pressure trunnion downstream from said first rolling bearing and enabling said low-pressure trunnion to be centered relative to said exhaust casing, and a system of fluting for enabling said low-pressure trunnion to drive said low-pressure shaft, said system of fluting being disposed between said first and second rolling bearings.

REFERENCES:
patent: 3844110 (1974-10-01), Widlansky et al.
patent: 4500143 (1985-02-01), Kervistin et al.
patent: 5074109 (1991-12-01), Mandet et al.
patent: 5443590 (1995-08-01), Ciokajlo et al.
patent: 2 633 023 (1989-12-01), None

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