Patents by Inventor Jong Sun Yoon

Jong Sun Yoon 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: 9062405
    Abstract: A drum type washing machine and a method for fabricating a drum thereof are provided. The drum type washing machine includes a motor, a drum having a drum center of a cylinder shape and a drum back connected to an opening formed in a side of the drum center to define a rear surface of the drum, a connector mounted in the rear surface of the drum, and a rotation shaft connected to the connector to transmit a rotation force of the motor to the drum. The drum back is formed in a bowl shape to have a drum expanding part expanding toward an outer side of the drum from the opening of the drum center, and a portion of the drum back where the connector is mounted is recessed toward an inside of the drum to reduce a distance between the drum center and the connector.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: June 23, 2015
    Assignee: LG ELECTRONICS INC.
    Inventors: Jong Sun Yoon, Chang Woo Son, Jae Cheol Lyu
  • Patent number: 8926777
    Abstract: The present invention relates to a method for preparing an optical sheet comprising the steps of: (a) preparing a transfer film having a single roughened side by coating one side of a first substrate with resin component comprising 100 parts by weight of binder resin and 70 to 130 parts by weight of spherical organic polymer beads, followed by drying; (b) laminating the transfer film preparing in step (a) with an ultraviolet-curable (UV-curable) resin-coated layer, which prepared by coating one side of a second substrate with UV-curable resin, such that the roughened side of the transfer film is facing the UV-curable resin-coated side of the second substrate; and (c) forming a roughened diffusive layer on the single-side of the second substrate having refractive index of 1.41 to 1.59 by curing the laminate obtained in step (b), followed by separating and removing the transfer film, wherein the roughened side of the transfer film has a segment angle of 130 to 150°.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: January 6, 2015
    Assignee: SKC Haas Display Films Co., Ltd.
    Inventors: Myung Duck Suh, Hyun Doo Lee, Sang Hun Lee, Kyoung-IL Lee, Jong Sun Yoon
  • Patent number: 8464913
    Abstract: A detergent container cradle including a seating surface for supporting a detergent container having an outlet for discharging detergent therefrom, and sidewalls provided at opposite edges of the seating surface to apply pressure to an outside circumferential surface of the detergent container having no outlet provided thereto.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: June 18, 2013
    Assignee: LG Electronics Inc.
    Inventor: Jong Sun Yoon
  • Patent number: 7913523
    Abstract: Provided is a heater coupling apparatus of a washing machine and a coupling method for the heater coupling apparatus. The heater coupling apparatus includes a tub, a heater coupling portion, a heater, and a bracket. The heater coupling portion is formed on the tub. The heater is coupled to the heater coupling portion. The bracket forms a closed loop portion in a shape of a closed loop, to dispose the heater within the closed loop portion.
    Type: Grant
    Filed: June 2, 2006
    Date of Patent: March 29, 2011
    Assignee: LG Electronics Inc.
    Inventors: Jae Cheol Lyu, Dong Yoon Kim, Sang Gyu Lim, Jong Sun Yoon, Chang Woo Son
  • Publication number: 20110047809
    Abstract: A laundry treating system is disclosed. The laundry treating system includes a first treating device configured to wash and/or dry laundry, a second treating device installed next to the first treating device side by side and configured to wash and/or dry laundry, and a work table installed on top portions of the first and second treating devices to form a predetermined space for works relating the laundry, the work table configured not to move in a forward direction of the first and second treating devices.
    Type: Application
    Filed: August 19, 2010
    Publication date: March 3, 2011
    Inventor: Jong Sun YOON
  • Publication number: 20110049314
    Abstract: The present invention relates to a detergent container cradle including a seating surface for supporting a detergent container having an outlet for discharging detergent therefrom, and sidewalls provided at opposite edges of the seating surface to apply pressure to an outside circumferential surface of the detergent container having no outlet provided thereto.
    Type: Application
    Filed: August 20, 2010
    Publication date: March 3, 2011
    Applicant: LG ELECTRONICS INC.
    Inventor: Jong Sun YOON
  • Patent number: 7752871
    Abstract: The present invention relates to laundry machines, and more particularly, to a control unit assembly in a laundry machine which enables easy assembly and accurate alignment of an input device of a printed circuit board with a button portion of a control panel.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: July 13, 2010
    Assignee: LG Electronics Inc.
    Inventors: Han Ki Cho, Jong Sun Yoon, Sung Gi Hwang, Ho Sung Jang, Chang Woo Son, Jae Cheol Lyu
  • Patent number: 7690227
    Abstract: A drum type washer is provided in which replacement of a washing ball provided in a drum lift device may be simplified, and in which a volume of the drum may be increased. The washer may include a tub, a drum rotatably provided within the tub, and a lift provided within the drum. The lift may include a base detachably coupled to an inner surface of the drum and a cover detachably coupled to the base. An exposing hole may be formed in a surface of the cover to expose a portion of the washing ball positioned between the cover and the base. A width of the cover may be gradually decreased from a rear end portion to a front end portion thereof so as to minimize a size of the lift and increase an interior volume of the drum.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: April 6, 2010
    Assignee: LG Electronics Inc.
    Inventors: Han Ki Cho, Jong Sun Yoon, Ho Sung Jang, Chang Woo Son, Jae Cheol Lyu
  • Publication number: 20090271930
    Abstract: A method for controlling a course of a washing machine is disclosed, to remove bacilli as well as protein contaminants from a washing tub and the laundry, which includes (a) selecting an anti-yellow course of a washing stroke, so as to set washing conditions which is suitable for activating deposition of protein in the laundry; and (b) performing the washing stroke based on the washing conditions.
    Type: Application
    Filed: July 16, 2009
    Publication date: November 5, 2009
    Inventors: Han Ki CHO, Jong Sun Yoon, Ho Sung Jang, Chang Woo Son, Jae Cheol Lyu
  • Publication number: 20090133447
    Abstract: A drum type washing machine and a method for fabricating a drum (20) therefor is disclosed. The drum type washing machine includes a motor (40), a drum (20) having a drum center (28) of a cylinder shape and a drum back (25) connected to an opening formed in a side of the drum center (28) to define a rear surface of the drum (20), a connector (30) mounted in the rear surface of the drum (20), and a rotation shaft (50) connected to the connector to transmit the rotation force of the motor (40) to the drum (20), wherein the drum back (25) is formed in a bowl shape to have a drum expanding part (26) expanding toward an outer side of the drum from the opening of the drum center (28), and a portion (24) of the drum back (25) where the connector (30) is mounted is recessed toward the inside of the drum (20) to reduce the distance between the drum center (28) and the connector (30).
    Type: Application
    Filed: May 22, 2006
    Publication date: May 28, 2009
    Inventors: Jong Sun Yoon, Chang Woo Son, Jae Cheol Lyu
  • Publication number: 20080189874
    Abstract: An apparatus of controlling water supply in a washing machine is provided. The apparatus includes a key-input part, a controller, a heater, and a pulsator. A user inputs a washing condition using the key-input part. The controller controls a washing cycle to be performed according to a washing course selected through the key-input part and controls washing water to be supplied over a multi-step during a water-supply cycle. The heater heats the washing water according to a control signal of the controller. The pulsator performs an agitation motion according to a control signal of the controller. Also, a method of controlling water supply in a washing machine is provided. According to the method, a washing condition is inputted. Washing water is supplied over a multi-step. The heater and the pulsator operate during the water supply. When the water supply is completed, a washing cycle is performed according to a selected course.
    Type: Application
    Filed: June 8, 2005
    Publication date: August 14, 2008
    Inventor: Jong Sun Yoon
  • Patent number: 7392672
    Abstract: A pulsator includes a metallic upper pulsator having an inlet at a center of the pulsator and upwardly protruding upper washing ribs radially around the inlet and a synthetic resin lower pulsator having upwardly protruding lower washing ribs and contacting a lower surface of the upper washing ribs, a guidance surface spaced apart from the lower surface of the upper pulsator and defining a flow passage for channeling water introduced through the inlet, and an outlet at an end of the guidance surface discharging water channeled through the flow passage. The lower pulsator rotates with and is fixed to a driving shaft of a washing machine. A pulsator includes a synthetic resin pulsator body having a washing rib and a metal plating layer on an outer surface of the pulsator body includes the inlet. The outlet and the flow passage are provided in the pulsator body.
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: July 1, 2008
    Assignee: LG Electronics Inc.
    Inventors: Jong Ho Kim, Jong Sun Yoon
  • Publication number: 20030200774
    Abstract: A pulsator includes a metallic upper pulsator having an inlet at a center of the pulsator and upwardly protruding upper washing ribs radially around the inlet and a synthetic resin lower pulsator having upwardly protruding lower washing ribs and contacting a lower surface of the upper washing ribs, a guidance surface spaced apart from the lower surface of the upper pulsator and defining a flow passage for channeling water introduced through the inlet, and an outlet at an end of the guidance surface discharging water channeled through the flow passage. The lower pulsator rotates with and is fixed to a driving shaft of a washing machine. A pulsator includes a synthetic resin pulsator body having a washing rib and a metal plating layer on an outer surface of the pulsator body includes the inlet. The outlet and the flow passage are provided in the pulsator body.
    Type: Application
    Filed: April 16, 2003
    Publication date: October 30, 2003
    Inventors: Jong Ho Kim, Jong Sun Yoon
  • Patent number: 5809806
    Abstract: A cleansing fabric and a method for manufacturing cleansing fabric wherein in the method, separative type ultrafine fiber and highly shrinkable polyester fiber are circular knitted or interlaced such that the highly shrinkable polyester fiber is interposed between the separative ultrafine fibers to obtain a three-layered knitted structure and subjecting the three-layered structure to dyeing. The separative type ultrafine fiber is obtained by conjugate spinning of hydrophilic nylon and lipophilic polyester.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: September 22, 1998
    Assignee: Tong Yang Nylon Co., Ltd.
    Inventors: Jong Sun Yoon, Jae Soo Kim, Byung Joo Kim