Patents by Inventor Philippe Prunin

Philippe Prunin 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).

  • Nozzle for an aircraft turboprop engine with an unducted fan
    Patent number: 10113506
    Abstract: The present disclosure provides a nozzle for an aircraft turboprop engine with an unducted fan, including: an inner wall, an outer wall radially spaced apart from the inner wall and concentric with the inner wall, a junction area of the inner and outer walls including an opening contained in a plane transverse to a longitudinal axis of the nozzle. In particular, the junction area of the inner and outer walls includes two connecting plates and a member to secure the two connecting plates together, or in another form, the junction area includes a pad secured to the inner wall, and a pad secured to the outer wall, facing the pad of the inner wall of the nozzle.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: October 30, 2018
    Assignee: AIRCELLE
    Inventors: Hélène Malot, Jean-Pierre Guegou, Philippe Bienvenu, Philippe Prunin
  • Method of repairing a perforated skin of a panel using a doubler
    Patent number: 10022923
    Abstract: The present disclosure relates to a method of repairing a damaged portion of a perforated skin of a panel using a doubler made of composite material which is designed to be applied to the damaged portion of the perforated skin. The method includes at least one step in which a sealing film is applied to the damaged portion of the perforated skin in order to temporarily seal the perforations in the skin, and a step in which the doubler is produced over the previously deposited sealing film.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: July 17, 2018
    Assignee: SAFRAN NACELLES
    Inventors: Arnaud Delehouze, Sylvain Sentis, Philippe Prunin, Aristide Boudard
  • METHOD OF REPAIRING A PERFORATED SKIN OF A PANEL USING A DOUBLER
    Publication number: 20170232693
    Abstract: The present disclosure relates to a method of repairing a damaged portion of a perforated skin of a panel using a doubler made of composite material which is designed to be applied to the damaged portion of the perforated skin. The method includes at least one step in which a sealing film is applied to the damaged portion of the perforated skin in order to temporarily seal the perforations in the skin, and a step in which the doubler is produced over the previously deposited sealing film.
    Type: Application
    Filed: May 3, 2017
    Publication date: August 17, 2017
    Applicant: SAFRAN NACELLES
    Inventors: Arnaud DELEHOUZE, Sylvain SENTIS, Philippe PRUNIN, Aristide BOUDARD
  • NOZZLE FOR AN AIRCRAFT TURBOPROP ENGINE WITH AN UNDUCTED FAN
    Publication number: 20160032863
    Abstract: The present disclosure provides a nozzle for an aircraft turboprop engine with an unducted fan, including: an inner wall, an outer wall radially spaced apart from the inner wall and concentric with the inner wall, a junction area of the inner and outer walls including an opening contained in a plane transverse to a longitudinal axis of the nozzle. In particular, the junction area of the inner and outer walls includes two connecting plates and a member to secure the two connecting plates together, or in another form, the junction area includes a pad secured to the inner wall, and a pad secured to the outer wall, facing the pad of the inner wall of the nozzle.
    Type: Application
    Filed: October 13, 2015
    Publication date: February 4, 2016
    Applicant: AIRCELLE
    Inventors: Hélène MALOT, Jean-Pierre Guegou, Philippe Bienvenu, Philippe Prunin