Cooling passages for airfoil leading edge

Details Cooling passages for airfoil leading edge Cooling passages for airfoil leading edge

1996-10-31

1998-07-14

Kwon, John T.

Rotary kinetic fluid motors or pumps

With passage in blade, vane, shaft or rotary distributor...

416 97R, F04D 2938

Patent

active

057794375

ABSTRACT:
A cooling structure for the leading edge area of an airfoil having a plurality of passages wherein each passage has a radial component and a downstream component relative to the leading edge axis, and the outlet of each passage has a diffuser area formed by conical machining, wherein the diffuser area is recessed in the wall portion downstream of the passage.

REFERENCES:
patent: 5342172 (1994-08-01), Coudray et al.
patent: 5382133 (1995-01-01), Moore et al.
patent: 5486093 (1996-01-01), Auxier et al.
patent: 5496151 (1996-03-01), Coudray et al.
patent: 5577889 (1996-11-01), Terazaki et al.

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