Shroud and vane segments having edge notches

Details Shroud and vane segments having edge notches Shroud and vane segments having edge notches

2006-10-03

2006-10-03

Nguyen, Ninh H. (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Between blade edge and static part

C415S139000, C415S209300

Reexamination Certificate

active

07114920

ABSTRACT:
Random air flow leakage between a shroud assembly and a stator vane assembly into the gas path of a gas turbine engine due to manufacturing tolerance stack-up is reduced by providing notches to inhibit interference caused by misalignment and/or mismatch of adjacent segments.

REFERENCES:
patent: 4076455 (1978-02-01), Stargardter
patent: 4222708 (1980-09-01), Davison
patent: 4460316 (1984-07-01), Partington
patent: 4890978 (1990-01-01), McLaurin et al.
patent: 5174715 (1992-12-01), Martin
patent: 5191711 (1993-03-01), Vickers et al.
patent: 5271714 (1993-12-01), Shepherd et al.
patent: 5320486 (1994-06-01), Walker et al.
patent: 5553999 (1996-09-01), Proctor et al.
patent: 6296443 (2001-10-01), Newman et al.
patent: 6309177 (2001-10-01), Swiderski et al.
patent: 6502304 (2003-01-01), Rigney et al.
patent: 6579061 (2003-06-01), Heyward et al.
patent: 6899518 (2005-05-01), Lucas et al.

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