Pin rooted blade biaxial air seal

Details Pin rooted blade biaxial air seal Pin rooted blade biaxial air seal

1984-05-18

1985-09-17

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Rotor having flow confining or deflecting web, shroud or...

Axially extending shroud ring or casing

416134R, 416222, F01D 522, F01D 530

Patent

active

045417784

ABSTRACT:
In an axial flow compressor rotor stage having a blade mount rail about the eriphery thereof, a seal is positioned below the blade platforms to provide improved compressor gas path efficiency. Each blade platform has a seal bonded to the underside thereof, said seals extending toward adjacent blade platforms and providing sealing means in the interstices between said platforms as well as between said platforms and said blade mount rail.

REFERENCES:
patent: 2595829 (1952-05-01), Dean
patent: 2919889 (1960-01-01), Rubel
patent: 2936155 (1960-05-01), Howell et al.
patent: 2944787 (1960-07-01), Gingras
patent: 2955799 (1960-10-01), Oickle
patent: 3042369 (1962-07-01), Welsh
patent: 3656864 (1972-04-01), Wagle
patent: 3972645 (1976-08-01), Kasprow
patent: 4175912 (1979-11-01), Crane et al.

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