Patents by Inventor Graham F. Howarth

Graham F. Howarth 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).

  • Patent number: 9188026
    Abstract: A nacelle for housing an engine includes a fan cowl sized to cover at least a first axial portion of the engine. The engine includes an inlet end, an exhaust end, and an axis extending through the engine from the inlet end through the exhaust end. The fan cowl is coupled to an engine mounting pylon via a slider-type mounting system that includes at least one slider track assembly defining at least one slot therein. The at least one slot is configured to receive at least one fan cowl slider fitting.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: November 17, 2015
    Assignee: MRA Systems, Inc.
    Inventors: David P. Calder, Graham F. Howarth
  • Patent number: 9188025
    Abstract: A nacelle for housing an engine includes a fan cowl sized to cover at least a first axial portion of the engine. The engine includes an inlet end, an exhaust end, and an axis extending through the engine from the inlet end through the exhaust end. The fan cowl is coupled to an engine mounting pylon via a mounting assembly including at least one power drive system. The fan cowl is movable with respect to the engine along the axis toward at least one of the inlet end and the exhaust end.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: November 17, 2015
    Assignee: MRA Systems, Inc.
    Inventors: David P. Calder, Graham F. Howarth
  • Publication number: 20120280081
    Abstract: A nacelle for housing an engine includes a fan cowl sized to cover at least a first axial portion of the engine. The engine includes an inlet end, an exhaust end, and an axis extending through the engine from the inlet end through the exhaust end. The fan cowl is coupled to an engine mounting pylon via a mounting assembly including at least one power drive system. The fan cowl is movable with respect to the engine along the axis toward at least one of the inlet end and the exhaust end.
    Type: Application
    Filed: June 15, 2012
    Publication date: November 8, 2012
    Inventors: David P. Calder, Graham F. Howarth
  • Publication number: 20120280082
    Abstract: A nacelle for housing an engine includes a fan cowl sized to cover at least a first axial portion of the engine. The engine includes an inlet end, an exhaust end, and an axis extending through the engine from the inlet end through the exhaust end. The fan cowl is coupled to an engine mounting pylon via a slider-type mounting system that includes at least one slider track assembly defining at least one slot therein. The at least one slot is configured to receive at least one fan cowl slider fitting.
    Type: Application
    Filed: June 15, 2012
    Publication date: November 8, 2012
    Inventors: David P. Calder, Graham F. Howarth
  • Patent number: 8220738
    Abstract: A method of assembling a nacelle for a gas turbine engine that includes an inlet end, an exhaust end, and an axis that extends through the engine from the inlet end through the exhaust end is provided. The method includes providing a cowl sized to cover at least a portion of the engine and coupling the cowl to the engine such that the cowl is slideable along the axis toward at least one of the inlet end and the exhaust end.
    Type: Grant
    Filed: November 26, 2008
    Date of Patent: July 17, 2012
    Assignee: MRA Systems, Inc.
    Inventors: David P. Calder, Graham F. Howarth
  • Publication number: 20100127116
    Abstract: A method of assembling a nacelle for a gas turbine engine that includes an inlet end, an exhaust end, and an axis that extends through the engine from the inlet end through the exhaust end is provided. The method includes providing a cowl sized to cover at least a portion of the engine and coupling the cowl to the engine such that the cowl is slideable along the axis toward at least one of the inlet end and the exhaust end.
    Type: Application
    Filed: November 26, 2008
    Publication date: May 27, 2010
    Inventors: David P. Calder, Graham F. Howarth
  • Publication number: 20100112283
    Abstract: Method including: (a) forming a laminate structure including a plurality of uncured prepreg sheets, wherein the laminate structure comprises an initial substantially planar configuration; (b) subjecting the laminate structure to suitable first curing conditions to provide a partially cured laminate structure while maintaining the substantially planar configuration; (c) providing the partially cured laminate structure with a plurality of perforations to provide a partially cured and perforated laminate structure; (d) shaping the partially cured and perforated laminate structure; and (e) subjecting the partially cured and perforated laminate structure to second curing conditions at least partially simultaneously with or after step (d) to provide a shaped and finally cured laminate structure.
    Type: Application
    Filed: October 31, 2008
    Publication date: May 6, 2010
    Inventors: Graham F. Howarth, Katherine M. Rizzo, James J. Velten