Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...
Patent
1968-02-23
1976-04-13
Feinberg, Samuel
Fluid reaction surfaces (i.e., impellers)
With heating, cooling or thermal insulation means
Changing state mass within or fluid flow through working...
416229A, 416231R, F01D 518
Patent
active
039501140
ABSTRACT:
A turbine blade having a porous hollow sheet metal airfoil and a base defining a platform, stalk, and root. The airfoil portion is integral with an extension which lies within the blade stalk, the base being cast around this extension. The cast metal lies around the blade wall and also through tubes welded from wall to wall of the extension. The stalk also includes an opening to admit air to the interior of the blade for transpiration through the blade wall.
REFERENCES:
patent: 2807435 (1957-09-01), Howlett et al.
patent: 2817490 (1957-12-01), Broffitt
patent: 2853272 (1958-09-01), Odds
patent: 3011761 (1961-12-01), Conway et al.
Feinberg Samuel
Fitzpatrick Paul
General Motors Corporation
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