Patents by Inventor John Norman WOOLCOCK

John Norman WOOLCOCK 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).

  • COMPOSITE STIFFENER
    Publication number: 20220118727
    Abstract: A composite stiffener for a stiffener reinforced panel is disclosed. The stiffener has a longitudinal direction and a run-out region which terminates at an end of the stiffener. The stiffener also has a constant section region inboard of the run-out region in the longitudinal direction and having a constant cross section transverse to the longitudinal direction with a crown between adjacent foot portions. The run-out region has a changing cross section transverse to the longitudinal direction with a crown between adjacent foot portions and the crown reduces in height towards the end of the stiffener forming a ramp. The composite stiffener comprises a number of blankets of non-crimp fabric layers.
    Type: Application
    Filed: December 28, 2021
    Publication date: April 21, 2022
    Inventors: Junwei ZHANG, Martin GAITONDE, Joshua BONAVENTURA, John Norman WOOLCOCK
  • Composite stiffener
    Patent number: 11241851
    Abstract: A composite stiffener for a stiffener reinforced panel is disclosed. The stiffener has a longitudinal direction and a run-out region which terminates at an end of the stiffener. The stiffener also has a constant section region inboard of the run-out region in the longitudinal direction and having a constant cross section transverse to the longitudinal direction with a crown between adjacent foot portions. The run-out region has a changing cross section transverse to the longitudinal direction with a crown between adjacent foot portions and the crown reduces in height towards the end of the stiffener forming a ramp. The composite stiffener includes a number of blankets of non-crimp fabric layers.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: February 8, 2022
    Assignee: AIRBUS OPERATIONS LIMITED
    Inventors: Junwei Zhang, Martin Gaitonde, Joshua Bonaventura, John Norman Woolcock
  • COMPOSITE STIFFENER
    Publication number: 20200276780
    Abstract: A composite stiffener for a stiffener reinforced panel is disclosed. The stiffener has a longitudinal direction and a run-out region which terminates at an end of the stiffener. The stiffener also has a constant section region inboard of the run-out region in the longitudinal direction and having a constant cross section transverse to the longitudinal direction with a crown between adjacent foot portions. The run-out region has a changing cross section transverse to the longitudinal direction with a crown between adjacent foot portions and the crown reduces in height towards the end of the stiffener forming a ramp. The composite stiffener includes a number of blankets of non-crimp fabric layers.
    Type: Application
    Filed: February 24, 2020
    Publication date: September 3, 2020
    Inventors: Junwei ZHANG, Martin GAITONDE, Joshua BONAVENTURA, John Norman WOOLCOCK