TURBINE BLADE COOLING

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

15683339

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A blade includes a root and an elongate portion extending to a tip, the elongate portion having an aerofoil-shaped cross-section. The aerofoil has leading and trailing edges, and suction and pressure sides. The tip includes a squealer defining a gutter at the tip, the squealer extending from the trailing edge along the entirety of a first of the suction and pressure sides, around the leading edge and partly along a second of the suction and pressure sides leaving a gap between the trailing edge and an end of the wall. A main trailing edge cooling channel extends within the elongate portion in a direction from root to tip adjacent the trailing edge and exits into the gutter. The main trailing edge cooling channel includes a bend just downstream of the exit, the exit displaced from a camber line of the blade elongated portion towards the second side.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ROLLS-ROYCE PLCKING PLACE 90 YORK WAY LONDON N1 9FX

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
CALONI, Stefano Derby, GB 1 4
HUNT, David J Lichfield, GB 16 253
LI, Haidong Bristol, GB 13 30
MOTTRAM, Martin Bristol, GB 10 4
SHAHPAR, Shahrokh Derby, GB 13 96

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