Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...
Reexamination Certificate
2007-04-03
2007-04-03
Edgar, Richard A. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
With heating, cooling or thermal insulation means
Changing state mass within or fluid flow through working...
Reexamination Certificate
active
10890984
ABSTRACT:
A partial rib for use in a turbine blade is disclosed which provides one or more of improved strength, air flow distribution and cooling. In one embodiment, the rib has a height of between 0.3 and 0.9 of the airfoil height.
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Edgar Richard A.
Ogilvy Renault LLP
Pratt & Whitney Canada Corp.
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