Film cooled slotted wall and method of making the same

Details Film cooled slotted wall and method of making the same Film cooled slotted wall and method of making the same

2006-08-29

2009-06-30

Watkins, III, William P (Department: 1794)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

C428S134000, C416S09700R, C416S09700R, C415S115000

Reexamination Certificate

active

07553534

ABSTRACT:
An article includes a substrate having a first surface and a second surface; a slot disposed in the second surface, the slot having a bottom surface substantially parallel to the second surface, a first sidewall, and a second sidewall, wherein the first sidewall is substantially perpendicular to the second surface and wherein the first sidewall includes a plurality of beveled edge portions in physical communication with the second surface and the bottom surface; and a plurality of passage holes extending through the substrate from the first surface to the bottom surface, wherein the plurality of passage holes are aligned within the slot such that at least one beveled edge portion is disposed between two passage holes.

REFERENCES:
patent: 5651662 (1997-07-01), Lee et al.
patent: 5660525 (1997-08-01), Lee et al.
patent: 6234755 (2001-05-01), Bunker et al.
patent: 6383602 (2002-05-01), Fric et al.
patent: 6719529 (2004-04-01), Tiemann

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