Patents by Inventor Won Tug Son

Won Tug Son 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: 8024871
    Abstract: The present invention relates to an exhaust structure for a clothes dryer in an apartment building. The exhaust structure includes at least one riser pipe mounted in a vertical direction crossing every floor of a building to discharge exhaust gas, a plurality of branch pipes branched from the riser pipe to a household in the every floor to guide exhaust gas from the household to the riser pipe, and a fan mounted above a top of the riser pipe and operating in proportion to the amount of exhaust gas in the riser pipe.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: September 27, 2011
    Assignee: LG Electronics Inc.
    Inventors: In Hee Han, Won Tug Son
  • Patent number: 7987615
    Abstract: The present invention relates to an exhaust structure for a clothes dryer in an apartment building. The exhaust structure includes at least one riser pipe mounted in a vertical direction crossing every floor of a building, a plurality of branch pipes branched from the riser pipe to a household in the every floor to guide exhaust gas from the household to the riser pipe, a lint filter provided in each of the plurality of branch pipes to filter lint included in the exhaust gas, a first pressure sensor provided in front of the lint filter to sense a pressure in each of the plurality of branch pipes, and a filter controller to determine whether the lint filter is blocked, by receiving a value of the pressure sensed by the first pressure sensor.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: August 2, 2011
    Assignee: LG Electronics Inc.
    Inventors: In Hee Han, Won Tug Son
  • Publication number: 20080127505
    Abstract: The present invention relates to an exhaust structure for a clothes dryer in an apartment building. The exhaust structure includes at least one riser pipe mounted in a vertical direction crossing every floor of a building to discharge exhaust gas, a plurality of branch pipes branched from the riser pipe to a household in the every floor to guide exhaust gas from the household to the riser pipe, and a fan mounted above a top of the riser pipe and operating in proportion to the amount of exhaust gas in the riser pipe.
    Type: Application
    Filed: November 7, 2007
    Publication date: June 5, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: In Hee Han, Won Tug Son
  • Publication number: 20080132160
    Abstract: The present invention relates to an exhaust structure from dryers in an apartment building including at least one riser tube running vertically crossing stories of the apartment building, a plurality of branch tubes branched from the riser tube to apartments on each of the stories for guiding exhaust gas from the apartments to the riser tube, and a fan mounted to a top of the riser tube and to be driven for making a pressure distribution in the riser tube to be the same with a pressure distribution on an outside of the building, substantially.
    Type: Application
    Filed: November 7, 2007
    Publication date: June 5, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: In Hee Han, Won Tug Son
  • Publication number: 20080127506
    Abstract: The present invention relates to an exhaust structure for a clothes dryer in an apartment building. The exhaust structure includes at least one riser pipe mounted in a vertical direction crossing every floor of a building, a plurality of branch pipes branched from the riser pipe to a household in the every floor to guide exhaust gas from the household to the riser pipe, a lint filter provided in each of the plurality of branch pipes to filter lint included in the exhaust gas, a first pressure sensor provided in front of the lint filter to sense a pressure in each of the plurality of branch pipes, and a filter controller to determine whether the lint filter is blocked, by receiving a value of the pressure sensed by the first pressure sensor.
    Type: Application
    Filed: November 7, 2007
    Publication date: June 5, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: In Hee Han, Won Tug Son