Fan blade with composite core and wavy wall trailing edge cladding

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9121294
APP PUB NO 20130156592A1
SERIAL NO

13331301

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A gas turbine engine airfoil includes leading and trailing edges, pressure and suction sides extending from airfoil base to airfoil tip, trailing edge cladding made of cladding material bonded to composite core made of composite material, cladding material less brittle than composite material, composite core including central core portion extending downstream from leading edge portion to trailing edge portion of composite core, and trailing edge cladding including wavy wall and trailing edge. Pressure and suction side flanks of trailing edge cladding may be bonded to pressure and suction side surfaces of trailing edge portion. Waves of wavy wall may extend normal to and away from the pressure and suction side surfaces. Trailing edge cladding may include wavy pressure and suction side trailing edge guards including waves of wavy wall. Airfoil may extend outwardly from platform of a blade. Root may include integral dovetail.

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Patent Owner(s)

Patent OwnerAddress
GENERAL ELECTRIC COMPANY1 RIVER ROAD SCHENECTADY NY 12345

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kray, Nicholas Joseph Mason, US 220 890
Mollmann, Daniel Edward Cincinnati, US 25 295
Shim, Dong-Jin Cohoes, US 19 210
Wood, Trevor Howard Clifton Park, US 62 435

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