Patents by Inventor Noel Paul Hopkins

Noel Paul Hopkins has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of repairing a damaged abradable coating
    Patent number: 8563080
    Abstract: A method of repairing a damaged abradable coating (48) on a surface (46) of a shroud (44) in an assembled gas turbine engine (10) comprises inserting a boroscope (60) through an aperture (52) in the casing (50) of the compressor (26) of the gas turbine engine (10). The boroscope (60) is arranged to carry a conduit (62). The boroscope (60) and hence the conduit (62) are directed to the damaged abradable coating (48) on the surface (46) of the shroud (44). A liquid abradable glue (64) is supplied through the conduit (62) and the liquid abradable glue (64) is directed onto the surface (46) of the shroud (44) in the compressor (26) of the gas turbine engine (10) to repair the damaged abradable coating (48).
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: October 22, 2013
    Assignee: Rolls-Royce PLC
    Inventor: Noel Paul Hopkins