Patents by Inventor Song Chiou

Song Chiou 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: 11027372
    Abstract: A manufacturing process is provided that includes steps of: providing a panel comprising a core connected to a first skin, wherein the panel is configured with a plurality of cavities extending through the core to the first skin; partially forming a first perforation in the first skin using a laser beam; operating a sensor to sense optical emissions produced during the partial forming of the first perforation; and determining, based on an output of the sensor, whether to: continue formation of the first perforation in the first skin; or terminate formation of the first perforation in the first skin.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: June 8, 2021
    Assignee: Rohr, Inc.
    Inventors: Jacquelyn Berry, Song Chiou
  • Patent number: 10940955
    Abstract: A sound attenuation device includes an acoustic panel having a first end and a second end spaced from the first end. The first end is configured for attachment to a first mount and the second end is configured for attachment to a second mount. The acoustic panel comprises a permeable skin and a septum, the septum having a length extending between the first end and the second end.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: March 9, 2021
    Assignee: Rohr, Inc.
    Inventors: Anthony Lacko, David Edward Pierick, Wentaur Eugene Chien, Song Chiou
  • Publication number: 20200217272
    Abstract: An acoustic liner includes a first face sheet, a second face sheet spaced from the first face sheet, and a plurality of sidewalls extending between the first face sheet and the second face sheet. The plurality of sidewalls defines a plurality of cells. Each cell of the plurality of cells defines a cavity between the first face sheet and the second face sheet. A bulk absorber is disposed within at least one cell of the plurality of cells. The bulk absorber further defines the cavity of the at least one cell of the plurality of cells. The first face sheet defines a plurality of apertures extending through a thickness of the first face sheet. Each aperture of the plurality of apertures is aligned with a respective cell of the plurality of cells.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 9, 2020
    Inventors: John J. Gangloff, JR., Peter J. Walsh, Danielle L. Grolman, Craig Aaron Reimann, Thomas P. Filburn, Song Chiou, Jeong-Woo Kim, Jeffrey M. Mendoza
  • Publication number: 20190337632
    Abstract: An assembly is provided for an aircraft propulsion system. This assembly includes a first acoustic panel and a second acoustic panel. The first acoustic panel includes a first perforated skin, a first non-perforated skin and a first cellular core arranged between and connected to the first perforated skin and the first non-perforated skin. The first perforated skin is configured with a plurality of first perforations. A first of the first perforations has a first width. A second acoustic panel includes a second perforated skin, a second non-perforated skin and a second cellular core arranged between and connected to the second perforated skin and the second non-perforated skin. The second perforated skin is configured with a plurality of second perforations. A first of the second perforations has a second width that is smaller than the first width.
    Type: Application
    Filed: May 2, 2018
    Publication date: November 7, 2019
    Inventors: Jacquelyn Berry, Song Chiou, Jeffrey A. Anderson
  • Publication number: 20190210157
    Abstract: A manufacturing process is provided that includes steps of: providing a panel comprising a core connected to a first skin, wherein. the panel is configured with a plurality of cavities extending through the core to the first skin; partially forming a first perforation in the first skin using a laser beam; operating a sensor to sense optical emissions produced during the partial forming of the first perforation; and determining, based on an output of the sensor, whether to: continue formation of the first perforation in the first skin; or terminate formation of the first perforation in the first skin.
    Type: Application
    Filed: January 10, 2018
    Publication date: July 11, 2019
    Inventors: Jacquelyn Berry, Song Chiou
  • Publication number: 20190161199
    Abstract: A sound attenuation device includes an acoustic panel having a first end and a second end spaced from the first end. The first end is configured for attachment to a first mount and the second end is configured for attachment to a second mount. The acoustic panel comprises a permeable skin and a septum, the septum having a length extending between the first end and the second end.
    Type: Application
    Filed: November 27, 2017
    Publication date: May 30, 2019
    Applicant: ROHR, INC.
    Inventors: ANTHONY LACKO, David Edward Pierick, Wentaur Eugene Chien, Song Chiou
  • Patent number: 10184398
    Abstract: A nacelle may comprise a noise suppressing structure. The noise suppressing structure may comprise a plurality of noise suppressing cells situated between a perforated layer of material and a non-perforated layer of material. The plurality of noise suppressing cells may contact the perforated layer of material and the non-perforated layer of material at an acute angle (e.g., between twenty and seventy-five degrees) such that the plurality of noise suppressing cells are non-orthogonal to the perforated layer of material and the non-perforated layer of material. Further, each of the plurality of noise suppressing cells may comprise a hexagonal cross-sectional profile. Further still, the noise suppressing structure may comprise a support structure comprising a plurality of support members, wherein the plurality of noise suppressing cells are situated within the support structure.
    Type: Grant
    Filed: October 17, 2013
    Date of Patent: January 22, 2019
    Assignee: ROHR, INC.
    Inventors: Charles Michael Biset, Song Chiou, Claude Hubert, Michael Layland, Christian Soria
  • Patent number: 9964521
    Abstract: Systems and methods for detecting damage in composite components are disclosed. A first attachment feature and a second attachment feature may be coupled to a composite component. A transmitting device may be coupled to the first attachment feature. A receiving device may be coupled to the second attachment feature. A signal may be transmitted from the transmitting device, through the first attachment feature, through the composite component, and through the second attachment feature to the receiving device. The signal may be analyzed to detect damage in the composite component.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: May 8, 2018
    Assignee: ROHR, INC.
    Inventors: Song Chiou, Jared Victor, Vijay V. Pujar
  • Patent number: 9951652
    Abstract: A nacelle is disclosed. The nacelle may include an inner fixed structure (“IFS”) comprising a first half, the first half comprising a central barrel portion, wherein the first half includes a first member that extends radially outward from the central barrel portion and a second member that extends radially outward from the central barrel portion radially opposite the first member, a first support structure overlaid by a first composite material that extends axially along a confluence between the central barrel portion and the first member, the first support structure configured to contact a second half comprising a second central barrel portion, and a second support structure overlaid by a second composite material that extends axially along the confluence between the central barrel and the second member, the second support structure configured to contact the second half.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: April 24, 2018
    Assignee: ROHR, INC.
    Inventors: Song Chiou, Christian Soria
  • Patent number: 9950392
    Abstract: A process is provided for forming a plurality of apertures in a fiber-reinforced composite object using a laser. The apertures include at least a first aperture and a second aperture. During the process, a scanner head of the laser is operated from a location to selectively scan a laser beam over the object to form a first portion of the first aperture and to form a first portion of the second aperture. The scanner head is also operated from the location to selectively scan the laser beam over the object to form a second portion of the first aperture and to form a second portion of the second aperture.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: April 24, 2018
    Assignee: Rohr, Inc.
    Inventors: Sean Tiwari, Song Chiou
  • Patent number: 9897007
    Abstract: A panel for a nacelle structure that surrounds a jet engine core includes a longitudinally extending, generally semicircular center region, an upper bifurcation region, a lower bifurcation region, a hinge beam region extending from the upper bifurcation region and configured to receive an upper thrust reverser track guide, and a latch beam region extending from the lower bifurcation region and configured to receive a lower thrust reverser track guide. A bypass duct is formed in a space between the panel and the nacelle structure. A hinge beam structure and latch beam structure are integrally formed with the panel. An inner skin layer extends continuously across a bond panel surface generally facing the engine core and an outer skin layer extends continuously across a bond panel surface generally facing the bypass duct, the inner and outer skin layers extending across the center region, upper and lower bifurcation regions, hinge beam region, and latch beam region.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: February 20, 2018
    Assignee: Rohr, Inc.
    Inventors: Christian Soria, Song Chiou, Michael J. Layland, Claude Hubert
  • Patent number: 9855626
    Abstract: A manufacturing method is provided which utilizes a laser system. During an embodiment of this method, an object is arranged relative to a head of the laser system. A pattern of holes are formed in the object by ablating the object with a plurality of laser beams which are directed from the head.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: January 2, 2018
    Assignee: Rohr, Inc.
    Inventors: Sean Tiwari, Song Chiou
  • Patent number: 9732677
    Abstract: A structural panel for an aircraft nacelle may comprise a core between a perforated skin and a septum. A plurality of dividing walls may extend between the septum and a backskin to define a plurality of cavities. Each cavity may be in fluid communication with a plurality of cells in the core through the septum. The cells and the cavities may attenuate noise.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: August 15, 2017
    Assignee: ROHR, INC.
    Inventors: Eugene Chien, Jia Yu, Song Chiou
  • Patent number: 9592918
    Abstract: An acoustic liner that may be for a turbofan engine includes a first panel that may be non-permeable and a permeable panel spaced from the first panel. A non-permeable wall located between the first panel and the permeable panel faces in a first direction away from the first panel and a non-permeable wall, also between the panels, faces in a second direction away from the first panel and traversing the first direction. The liner may further include a plurality of sidewalls spaced from one-another, extending between the panels, and through the walls.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: March 14, 2017
    Assignee: Rohr, Inc.
    Inventors: Jia Yu, Song Chiou, Hwa-Wan Kwan, Jose S. Alonso-Miralles
  • Publication number: 20160313286
    Abstract: Systems and methods for detecting damage in composite components are disclosed. A first attachment feature and a second attachment feature may be coupled to a composite component. A transmitting device may be coupled to the first attachment feature. A receiving device may be coupled to the second attachment feature. A signal may be transmitted from the transmitting device, through the first attachment feature, through the composite component, and through the second attachment feature to the receiving device. The signal may be analyzed to detect damage in the composite component.
    Type: Application
    Filed: November 25, 2014
    Publication date: October 27, 2016
    Applicant: ROHR, INC.
    Inventors: SONG CHIOU, JARED VICTOR, VIJAY V. PUJAR
  • Patent number: 9447576
    Abstract: Acoustic panels and methods for manufacturing acoustic panels are provided. In one such method, a core structure is provided between and bonded to a top skin and a septum. A plurality of perforations are formed in the top skin using an energy beam device. A plurality of perforations are formed in the septum through the top skin holes using the energy beam device. A plurality of cavities in the core structure fluidly couple at least some of the perforations in the top skin with at least some of the perforations in the septum.
    Type: Grant
    Filed: January 9, 2015
    Date of Patent: September 20, 2016
    Assignee: Rohr, Inc.
    Inventors: Rueichang Richard Liou, Sean Tiwari, Song Chiou, Dustin Cross
  • Publication number: 20160221123
    Abstract: A manufacturing method is provided which utilizes a laser system. During an embodiment of this method, an object is arranged relative to a head of the laser system. A pattern of holes are formed in the object by ablating the object with a plurality of laser beams which are directed from the head.
    Type: Application
    Filed: January 29, 2015
    Publication date: August 4, 2016
    Inventors: Sean Tiwari, Song Chiou
  • Publication number: 20160215700
    Abstract: A nacelle may comprise an acoustic panel in an inner fixed structure. The acoustic panel may comprise a top sheet having elongated perforations oriented in a circumferential direction. A low drag liner may be coupled to the top sheet. The orientation of the elongated perforations may result in a greater hoop strength for the top sheet as compared to a top sheet of similar thickness and percent open area having circular perforations.
    Type: Application
    Filed: January 23, 2015
    Publication date: July 28, 2016
    Applicant: ROHR, INC.
    Inventors: JIA YU, SONG CHIOU
  • Publication number: 20160201317
    Abstract: Acoustic panels and methods for manufacturing acoustic panels are provided. In one such method, a core structure is provided between and bonded to a top skin and a septum. A plurality of perforations are formed in the top skin using an energy beam device. A plurality of perforations are formed in the septum through the top skin holes using the energy beam device. A plurality of cavities in the core structure fluidly couple at least some of the perforations in the top skin with at least some of the perforations in the septum.
    Type: Application
    Filed: January 9, 2015
    Publication date: July 14, 2016
    Inventors: Rueichang Richard Liou, Sean Tiwari, Song Chiou, Dustin Cross
  • Publication number: 20160136760
    Abstract: A process is provided for forming a plurality of apertures in a fiber-reinforced composite object using a laser. The apertures include at least a first aperture and a second aperture. During the process, a scanner head of the laser is operated from a location to selectively scan a laser beam over the object to form a first portion of the first aperture and to form a first portion of the second aperture. The scanner head is also operated from the location to selectively scan the laser beam over the object to form a second portion of the first aperture and to fowl a second portion of the second aperture.
    Type: Application
    Filed: March 4, 2014
    Publication date: May 19, 2016
    Applicant: Rohr, Inc.
    Inventors: Sean Tiwari, Song Chiou