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US Patent 7360769 Sealing arrangement

Patent 7360769 was granted and assigned to Rolls-Royce on April, 2008 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Inventor Names

Stephen P. Bennett0

Date of Patent

April 22, 2008

Patent Application Number

11636582

Date Filed

December 11, 2006

Patent Citations Received

US Patent 11905842 Partition damper seal configurations for segmented internal cooling hardware

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US Patent 12104533 Methods and apparatus for gas turbine frame flow path hardware cooling

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US Patent 11933403 Metallic sealing assembly for sealing between a rotating shaft and a fixed frame

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US Patent 11953095 Flexible seal assembly

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Patent Primary Examiner

Alison K. Pickard

Patent abstract

A sealing arrangement, for example between adjacent nozzle guide vane platform segments (2A, 2B) in a gas turbine engine, comprises a seal (12) which extends across a gap (13) between the platform segments (2A, 2B) and engages, at opposite ends, in grooves (8A, 8B). The seal (12) comprises a web element (14) having recesses (20A, 20B) at its opposite edges, which receive sealing elements (16A, 16B). The sealing elements (16A, 16B) may comprise a braided amorphous silica yarn or other filamentary temperature-resistant material.

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