Research/Patents/US 4451204
US 4451204

AEROFOIL BLADE MOUNTING

Assignee

ROLLS-ROYCE LIMITED, A BRITISH COMPANY

Filed

Mar 15, 1982

Granted

May 29, 1984

Location

STANTON-BY-BRI. GB

Abstract

A blade assembly for use in an axial flow compressor or turbine. The blade assembly includes a disc provided with a circumferential blade root retaining channel in its periphery and an annular array of aerofoil blades having roots located in the channel so that gaps are defined between adjacent roots. Each root is provided with two circumferentially extending sealing skirts which are arranged so that they cooperate with the blade roots to define an annular sealing surface which is in operation in sealing engagement with an annular portion of the internal surface of the root retaining channel.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Oct 26, 1982

Rescinded

Aug 25, 1983

Duration

10 months

Inventor

  • 1GEORGE PASK

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records