Patents by Inventor Han Ki Cho

Han Ki Cho 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).

  • Publication number: 20090050178
    Abstract: The present invention relates to a method for washing a washing tub and a washing machine having the same applied thereto, and more particularly, a method for washing a washing tub including the step of washing a washing tub with powder detergent and a step for washing the washing tub with bleaching agent; and a washing machine having the same applied thereto. A method for cleaning a tub in a washing machine includes a washing water supply step for supplying washing water to the washing tub, a powder detergent supply step for supplying powder detergent to the washing tub, a powder detergent washing step for washing the washing tub with the powder detergent, a bleaching agent supply step for supplying bleaching agent to the washing tub, and a bleaching agent washing step for washing the washing tub with bleaching agent.
    Type: Application
    Filed: December 22, 2005
    Publication date: February 26, 2009
    Applicant: LG ELECTRONICS INC.
    Inventors: Han Ki Cho, Jong Min Kim
  • Publication number: 20090044834
    Abstract: The present invention relates to a method for washing a washing tub and a washing machine having the same applied thereto, and more particularly, a method for washing a washing tub including a detergent removing step, a laundry amount detecting step, and a soaking step; and a washing machine having the same applied thereto. The method includes a detergent removing step for removing detergent from the washing tub, a washing water supply step for supplying washing water to the washing tub, a laundry amount sensing step for sensing a laundry amount in the washing tub for determining whether the method proceeds to the next step or not, a soaking step for soaking dirt on a surface of the washing tub after applying the washing water to the dirt by moving the washing tub, and a washing step for washing the washing tub, if it is determined in the laundry amount sensing step that the method proceeds to the next step.
    Type: Application
    Filed: December 22, 2005
    Publication date: February 19, 2009
    Applicant: LG ELECTRONICS INC.
    Inventors: Han Ki Cho, Jong Min Kim
  • Patent number: 7481082
    Abstract: Disclosed herein is a detergent supply apparatus of a washing machine, which installs a liquid detergent container in a powdered detergent chamber of a detergent container. The liquid detergent container makes it possible to mix and supply liquid detergent and water, which allows liquid detergent to be conveniently placed in, moreover, decoloration and discoloration of laundry to be prevented.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: January 27, 2009
    Assignee: LG Electronics Inc.
    Inventors: Han Ki Cho, Yang Hwan No, Jung Hoon Kang, Jong Min Kim, Ho Sung Jang, Dong Hoon Kang
  • Publication number: 20080256723
    Abstract: A detergent input quantity guiding apparatus of a washing machine includes: a detergent box on which a detergent input quantity by levels for each virtual clothes amount that can be received in the washing machine is displayed; a clothes amount detecting unit that detects a clothes amount received in the washing machine; and a display unit that displays at least one of a clothes amount detected by the clothes amount detecting unit and a detergent quantity according to the detected clothes amount.
    Type: Application
    Filed: April 18, 2008
    Publication date: October 23, 2008
    Inventors: Hyo-Jin Kim, Ho-Sung Jang, Jae-Cheol Lyu, Han-Ki Cho, Chang-Woo Son
  • Publication number: 20080257697
    Abstract: Disclosed are a selection member coupling apparatus for a clothing handler and a coupling method thereof. The selection member coupling apparatus for the clothing handler includes a selection member, a selection member guiding member for guiding an operation of the selection member by having a front surface to which the selection member is coupled, a plurality of light emitting devices for emitting light according to an option selected by the selection member, and a transparent window coupled to the selection member guiding member with covering the plurality of light emitting devices.
    Type: Application
    Filed: April 18, 2008
    Publication date: October 23, 2008
    Inventors: Hyo-Jin Kim, Ho-Sung Jang, Jae-Cheol Lyu, Han-Ki Cho, Chang-Woo Son
  • Publication number: 20080259548
    Abstract: Disclosed is an apparatus for coupling a display window and buttons for a clothing handler. The apparatus for coupling the display window and the buttons for the clothing handler includes a display window configured to display each kind of information regarding handling clothing, buttons disposed to be adjacent to the display window, for selecting options for handling clothing, and a supporting member interposed between the display window and the buttons, for supporting at least one of the display window and the buttons.
    Type: Application
    Filed: April 18, 2008
    Publication date: October 23, 2008
    Inventors: Hyo-Jin Kim, Ho-Sung Jang, Jae-Cheol Lyu, Han-Ki Cho, Chang-Woo Son
  • Publication number: 20080256721
    Abstract: A detergent box opening and closing detecting apparatus of a washing machine includes: a detergent box to which a detergent is introduced; a detergent box installation part formed at a main body of the washing machine and allowing the detergent box to be installed therein; and a detergent box opening/closing detecting member that detects whether or not the detergent box installed in the detergent box installation part is opened or closed.
    Type: Application
    Filed: April 18, 2008
    Publication date: October 23, 2008
    Inventors: Hyo-Jin Kim, Ho-Sung Jang, Jae-Cheol Lyu, Han-Ki Cho, Chang-Woo Son
  • Publication number: 20080259591
    Abstract: Disclosed is a light emitting apparatus for a clothing handler. The light emitting apparatus for the clothing handler handling clothes received therein includes selection means for selecting processes for handling the clothes in a pressing manner, a plurality of light emitting devices arranged at a periphery of the selection means so as to emit light according to a selection by the selection means, and a transparent window covering the plurality of light emitting devices.
    Type: Application
    Filed: April 17, 2008
    Publication date: October 23, 2008
    Inventors: Hyo-Jin KIM, Ho-Sung Jang, Jae-Cheol Lyu, Han-Ki Cho, Chang-Woo Son
  • Patent number: 7428831
    Abstract: A detergent container of a washing machine in accordance with the present invention comprises a powdered detergent chamber to store powdered detergent, an outlet to discharge powdered detergent mixed with water in the powdered detergent chamber, a subsidiary detergent chamber to store bleach or fabric softner, a drain passage to guide powdered detergent mixed with water from the powdered detergent chamber to the outlet, and a bypass passage to allow powdered detergent mixed with water to bypass from the powdered detergent chamber to the drain passage. Even though an excessive volume of powdered detergent is placed in the powdered detergent chamber and the drain passage is clogged, powdered detergent mixed with water can be drained from the detergent container through the bypass passage, thus powdered detergent can be supplied to a tub of the washing machine without a hitch.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: September 30, 2008
    Assignee: LG Electronics Inc.
    Inventors: Han Ki Cho, Yang Hwan No, Jung Hoon Kang, Jong Min Kim, Ho Sung Jang, Dong Hoon Kang
  • Publication number: 20080203872
    Abstract: Stand including a stand body of a predetermined height having an opening in one side, a drawer for pushing in or pulling out through the opening in the stand body to open/close the opening, a guide device for smooth pushing in/pulling out of the drawer, and a self locking device for automatic locking of the drawer when the drawer is inserted in the stand more than a certain depth, and preventing slipping out of the drawer even if the stand is tilted.
    Type: Application
    Filed: April 29, 2008
    Publication date: August 28, 2008
    Inventor: Han Ki Cho
  • Patent number: 7404305
    Abstract: A washing machine and dryer is disclosed, in which a user can watch the inside thereof, and a user can put the laundry into the inside thereof, and draw out the same. The washing machine includes a cabinet having an opening at the front thereof; a tub provided inside the cabinet for storing washing water; a drum being rotatably provided to a spinning shaft by a motor inside the tub; and a door provided at the opening for being tilted to the inside of the washing machine. The dryer has the same structure as the washing machine.
    Type: Grant
    Filed: January 17, 2003
    Date of Patent: July 29, 2008
    Assignee: LG Electronics, Inc.
    Inventors: Jong Seok Kim, Yang Hwan No, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Myung Sik Park, Young Hoon Ha
  • Patent number: 7350380
    Abstract: Disclosed is a washing machine enabling to prevent foam from leaking. The present invention includes a housing, a tub installed in the housing to store water, the tub having at least one opening and at least one pipe connected to the at least one opening, a drum rotatably installed in the tub to hold a laundry therein for washing, and a valve assembly installed at the opening to selectively cut off the at least one pipe to prevent foam produced in the drum and the tub from leaking outside via the opening.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: April 1, 2008
    Assignee: LG Electronics Inc.
    Inventors: Jong Seok Kim, Yang Hwan No, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Myung Sik Park, Young Hoon Ha
  • Patent number: 7340925
    Abstract: A washing machine having a vibration sensing assembly for sensing a transient vibration of a tub. The vibration sensing assembly includes a fixing part fixed to an inner wall of a cabinet, a rotational part rotatably connected to the fixing part to perform a rotational movement within a predetermined range by the vibration of a tub centering around a portion connected to the fixing part, and a sensor provided to the rotational part to sense the rotational movement of the rotational part.
    Type: Grant
    Filed: November 28, 2003
    Date of Patent: March 11, 2008
    Assignee: LG Electronics Inc.
    Inventors: Jong Seok Kim, Yang Hwan No, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Myung Sik Park, Young Hoon Ha
  • Patent number: 7331201
    Abstract: A control panel of a washing machine is provided. The buttons of the washing machine on a display panel are disposed independent from corresponding switches on a display substrate. The control panel includes a frame provided on a cabinet to form an exterior, a display panel on a front side of the frame to have at least one button formed thereon, a display substrate in rear of the display panel to have at least one switch formed thereon, and a lever between the corresponding button and switch to operate the switch by receiving an external force applied to the button.
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: February 19, 2008
    Assignee: LG Electronics Inc.
    Inventors: Yang Hwan No, Han Ki Cho, Seong Jin Cho
  • Patent number: 7325423
    Abstract: A drum-type washing machine is disclosed which includes a ventilation apparatus that provides an air passage for an inner space of a tub to communicate with an external atmosphere. The ventilation apparatus employs a bubble dissipation device that prevents bubbles generated in the tub from reaching a ventilating bellows and being discharged from a cabinet of the washing machine. The ventilation apparatus includes a ventilating duct formed at an upper part of the tub; a ventilating bellows, one end of which is coupled to an exterior surface of the cabinet and the other end of which is connected to the ventilating duct, to allow a passage of aim the tub to the external atmosphere; and a bubble dissipation device, vertically installed along the air passage of the ventilation apparatus, for preventing bubbles generated in the tub from being discharged from the cabinet.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: February 5, 2008
    Assignee: LG Electronics Inc.
    Inventors: Yang Hwan No, Jong Seok Kim, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Young Hoon Ha, Myung Sik Park
  • Patent number: 7316133
    Abstract: A drum-type washing machine includes a washing water supply apparatus providing a liquid passage from a water outlet of a detergent reservoir to an inner space of a tub. The washing water supply apparatus employs a bubble dissipation device for preventing bubbles generated in a tub from reaching an inlet bellows and entering a detergent reservoir. The washing water supply apparatus includes a water supply duct formed at an upper part of the tub; an inlet bellows, one end of which is coupled to the water outlet of the detergent reservoir and the other end of which is connected to the water supply duct, for supplying a liquid to the tub; and a bubble dissipation device, vertically installed along the liquid passage of the washing water supply apparatus, for preventing bubbles generated in the tub from entering the detergent reservoir.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: January 8, 2008
    Assignee: LG Electronics Inc.
    Inventors: Yang Hwan No, Jong Seok Kim, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Young Hoon Ha, Myung Sik Park
  • Patent number: 7302815
    Abstract: Disclosed is a washing machine and dryer having a condensation unit (700). A tub (200) is installed in a cabinet (100), and a drum is rotatably installed within the tub (200). A drying duct (610) has one end connected with an interior of the tub (200), and a condensation duct (710) connects the tub (200) with the drying duct (610). A cooling water supply unit (720) is provided in one side of the condensation duct (710) to supply cooling water supplied from an outside to the interior of the condensation duct (710). A cooling water dropping unit (750) collects the cooling water supplied to an interior of the condensation duct to drop the collected cooling water to the inner space of the condensation duct. A heater (620) heats air circulating the tub (200), the condensation duct (710), and the drying duct (610), and a circulation fan (800) circulates the air. A drain pump (500) discharges washing water in the tub (200) outside the cabinet (100).
    Type: Grant
    Filed: January 11, 2003
    Date of Patent: December 4, 2007
    Assignee: LG Electronics Inc.
    Inventors: Jong Seok Kim, Yang Hwan No, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Myung Sik Park, Young Hoon Ha
  • Publication number: 20070273548
    Abstract: Remote monitor for remote, and easy monitoring and control of a state of a home appliance. To achieve this, the present invention provides a remote monitor for a home appliance, the remote monitor being connected to at least one home appliance with a predetermined communication system for displaying, and controlling of a state of the home appliance at a place far from the home appliance, including a case forming an outside appearance of the remote monitor, including a lower case, an upper case detachably mounted on an upper side of the lower case, the upper case having a window, and an outer case detachably mounted on an upper side of the upper case, the outer case having a display window in correspondence to the window, and a control board in the case, the control board having various electronic components mounted thereon.
    Type: Application
    Filed: November 9, 2005
    Publication date: November 29, 2007
    Applicant: LG ELECTRONICS INC.
    Inventors: Yang Hwan No, Han Ki Cho, Ho Sung Jang
  • Patent number: 7293436
    Abstract: An improved water supply assembly for a washing machine is provided which prevents breakage of a water supply hose due to freezing. The water supply assembly includes a detergent box assembly provided in a cabinet so as to communicate with a tub of the washing machine, and a water supply valve assembly connected to the detergent box assembly by a hose so as to control a flow of water into the washing machine. By positioning the water supply valve assembly higher than the detergent box, the hose extending therebetween is oriented at a downward slant, thus causing any excess water remaining in the hose after the flow of water into the washing machine has been cut off to naturally drain into the detergent box assembly.
    Type: Grant
    Filed: November 21, 2003
    Date of Patent: November 13, 2007
    Assignee: LG Electronics Inc.
    Inventors: Yang Hwan No, Jong Seok Kim, Han Ki Cho, Yeon Su Jung, Jung Hoon Kang, Young Hoon Ha, Myung Sik Park
  • Patent number: D557471
    Type: Grant
    Filed: May 9, 2005
    Date of Patent: December 11, 2007
    Assignee: LG Electronics Inc.
    Inventors: Han Ki Cho, Young Il Kim, Yang Hwan No, Bo Won Suh