Patents by Inventor Wallace Chan

Wallace Chan 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).

  • Thermoplastic composite part and method of fabrication
    Patent number: 10569453
    Abstract: An assembly of thermoplastic parts for forming a final composite part is presented where the assembly includes at least two prefabricated shells fabricated of thermoplastic. Each prefabricated shell has substantially the same shape as the final composite part and where the shapes of the prefabricated shells have dimensions that allow the prefabricated shells to be assembled into a nest for placement into a mold.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: February 25, 2020
    Assignee: THE BOEING COMPANY
    Inventors: Aaron William Bartel, Wallace Chan, Paul B. Diep, Bernhard Dopker, David Gideon
  • THERMOPLASTIC COMPOSITE PART AND METHOD OF FABRICATION
    Publication number: 20160339611
    Abstract: An assembly of thermoplastic parts for forming a final composite part is presented where the assembly includes at least two prefabricated shells fabricated of thermoplastic. Each prefabricated shell has substantially the same shape as the final composite part and where the shapes of the prefabricated shells have dimensions that allow the prefabricated shells to be assembled into a nest for placement into a mold.
    Type: Application
    Filed: May 22, 2015
    Publication date: November 24, 2016
    Inventors: Aaron William Bartel, Wallace Chan, Paul B. Diep, Bernhard Dopker, David Gideon
  • Splice Joints for Composite Aircraft Fuselages and Other Structures
    Publication number: 20080111026
    Abstract: Structures and methods for joining composite fuselage sections and other panel assemblies together are disclosed herein. In one embodiment, a shell structure configured in accordance with the present invention includes a first panel portion positioned adjacent to a second panel portion. The first panel portion can include a first stiffener attached to a first composite skin, and the second panel portion can include a second stiffener attached to a second composite skin. The shell structure can further include a fitting extending across a first edge region of the first panel portion and a second edge region of the second panel portion. A first end portion of the fitting can be attached to the first stiffener and the first composite skin, and a second end portion of the fitting can be attached to a second stiffener and a second composite skin, to join the first panel portion to the second panel portion.
    Type: Application
    Filed: January 18, 2008
    Publication date: May 15, 2008
    Applicant: The Boeing Company
    Inventors: Jeffrey Stulc, Wallace Chan, Brian Clapp, Neal Rolfes
  • Splice joints for composite aircraft fuselages and other structures
    Publication number: 20060060705
    Abstract: Structures and methods for joining composite fuselage sections and other panel assemblies together are disclosed herein. In one embodiment, a shell structure configured in accordance with the present invention includes a first panel portion positioned adjacent to a second panel portion. The first panel portion can include a first stiffener attached to a first composite skin, and the second panel portion can include a second stiffener attached to a second composite skin. The shell structure can further include a fitting extending across a first edge region of the first panel portion and a second edge region of the second panel portion. A first end portion of the fitting can be attached to the first stiffener and the first composite skin, and a second end portion of the fitting can be attached to a second stiffener and a second composite skin, to join the first panel portion to the second panel portion.
    Type: Application
    Filed: September 23, 2004
    Publication date: March 23, 2006
    Inventors: Jeffrey Stulc, Wallace Chan, Brian Clapp, Neal Rolfes