Machining tool

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10239132
APP PUB NO 20160121409A1
SERIAL NO

14878349

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An attrition liner machining tool, configured to machine the surface of an attrition liner provided radially outward of a set of a plurality of fan blades in a gas turbine engine. The tool includes at least one rotating machine tool having a connector at a first end and a cutter at a second end. The connector is configured to rigidly connect to a rotating fan blade mount of the gas turbine engine that, in use of the gas turbine engine, supports the fan blades. The cutter is configured to machine the attrition liner. The at least one rotating machine tool is configured such that, when it is connected to said rotating fan blade mount of a gas turbine engine, the cutter is passed across the surface of the attrition liner when said rotating fan blade mount is rotated.

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Patent Owner(s)

Patent OwnerAddress
ROLLS-ROYCE PLCLONDON

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Withey, James Robert Alfreton, GB 2 6

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Maintenance Fees

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7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 26, 2026
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 26, 2030
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Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00