Patents by Inventor Byung Hwan Ahn
Byung Hwan Ahn 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).
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Patent number: 9060667Abstract: There is provided a sump of a dishwasher having a plurality of nozzles for spraying washing water. The sump includes a sump case for storing the washing water, a sump cover covering the sump case, a self-cleaning filter installed on the sump cover to filter foreign objects contained in the washing water stored in the sump case, a washing pump for pumping out the washing water stored in the sump case, a pump lower receiving the washing pump and providing a soil chamber in which the foreign objects contained in the washing water are accumulated, a washing motor installed on the sump case to drive the washing pump, a drain pump installed on the sump case to drain the washing water, and a drain motor for driving the drain pump.Type: GrantFiled: November 26, 2005Date of Patent: June 23, 2015Assignee: LG ELECTRONICS INC.Inventors: Hae Deog Jeong, Byung Hwan Ahn, Hung Myong Cho, Sang Woo Woo, Jong Chul Bang
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Patent number: 8756957Abstract: A tub (100) for a washing machine, and a washing machine comprising the same are disclosed. The tub (100) is formed through injection molding with a bearing housing (200) inserted therein, and the washing machine comprises the same. Here, the bearing housing (200) comprises a flange (210) extending to have a protruded part (216) and a recessed part (215) in a radial direction. The tub (100), and the washing machine comprising the same solve the problems of the conventional washing machine, and fulfill various requirements. The tub (100) has excellent strength and rigidity of the rear wall thereof, exhibits a strong coupling force with respect to the inserted bearing housing (200), and reduces manufacturing costs. Thus, the washing machine has all the characteristics of the tub (100).Type: GrantFiled: May 12, 2006Date of Patent: June 24, 2014Assignee: LG Electronics Inc.Inventors: Hyeok Deok Kim, Byung Hwan Ahn, Hung Myong Cho
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Patent number: 8695228Abstract: A composite washing system is disclosed which is capable of continuously circulating laundry-drying air through dryers while obtaining a more efficient drying effect, so that the composite washing system has a suitable built-in structure having minimal influence on the indoor environment.Type: GrantFiled: November 30, 2005Date of Patent: April 15, 2014Assignee: LG Electronics Inc.Inventors: Deug Hee Lee, Hung Myong Cho, Byung Hwan Ahn, Soung Bong Choi, Young Soo Kim
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Patent number: 8621695Abstract: A washing machine is disclosed. A method for washing laundry with the washing machine enhances washing performance and enables sterilization of the laundry by using steam while preventing damage of cloth due to the steam. The method comprises primarily supplying water into a tub, and supplying steam by heating the water using a heater installed in the tub to generate the steam.Type: GrantFiled: May 16, 2012Date of Patent: January 7, 2014Assignee: LG Electronics Inc.Inventors: Hung Myong Cho, Byung Hwan Ahn
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Patent number: 8549729Abstract: A method for fabricating a stator core and a back yoke of an outer rotor type BLDC motor in a direct coupling type washing machine, including the steps of providing a base metal of a circular electric sheet having a predetermined diameter, and punching the base metal to form a back yoke at a periphery of the base metal and divisional cores on an inside of the back yoke of the base metal at the same time, whereby forming the stator core and the back yoke at the same time reduces working hours and saves material.Type: GrantFiled: December 10, 2004Date of Patent: October 8, 2013Assignee: LG Electronics Inc.Inventors: Deug Hee Lee, Seung Bong Choi, Byung Hwan Ahn
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Patent number: 8449690Abstract: There is provided a sump assembly of a dishwasher. The sump assembly includes a sump case having coupling bosses protruded upward, a sump cover seating on an upper portion of the sump case, the sump cover having a coupling boss and a coupling hole, a self-cleaning filter assembly mounted on a top surface of the sump cover, the self-cleaning assembly having a coupling hole, a fluid passage guide mounted on a bottom of the sump cover, pump lower having a first coupling boss formed on a frame portion and a second coupling boss formed therein and a washing pump disposed between the fluid passage guide and the pump lower, and a washing pump disposed between the fluid passage guide and the pump lower.Type: GrantFiled: December 7, 2005Date of Patent: May 28, 2013Assignee: LG Electronics Inc.Inventors: Hae Deog Jeong, Byung Hwan Ahn, Hung Myong Cho, Sang Woo Woo, Jong Chul Bang
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Patent number: 8336341Abstract: A tub (100) for a washing machine, and a washing machine comprising the same are disclosed. The tub (100) is formed through injection molding with a bearing housing (200) inserted therein, and a washing machine comprises the same. Here, the bearing housing (200) comprises a bearing support (201) to receive bearings, and a flange (210) extended radially from the bearing support (201) and having radial ribs (230).Type: GrantFiled: May 12, 2006Date of Patent: December 25, 2012Assignee: LG Electronics Inc.Inventors: Hyeok Deok Kim, Byung Hwan Ahn, Hung Myong Cho
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Publication number: 20120266391Abstract: A washing machine is disclosed. A method for washing laundry with the washing machine enhances washing performance and enables sterilization of the laundry by using steam while preventing damage of cloth due to the steam. The method comprises primarily supplying water into a tub, and supplying steam by heating the water using a heater installed in the tub to generate the steam.Type: ApplicationFiled: May 16, 2012Publication date: October 25, 2012Applicant: LG ELECTRONICS INC.Inventors: Hung Myong CHO, Byung Hwan Ahn
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Patent number: 8181299Abstract: A washing machine is disclosed. A method for washing laundry with the washing machine enhances washing performance and enables sterilization of the laundry by using steam while preventing damage of cloth due to the steam. The method comprises primarily supplying water into a tub, and supplying steam by heating the water using a heater installed in the tub to generate the steam.Type: GrantFiled: March 31, 2006Date of Patent: May 22, 2012Assignee: LG Electronics Inc.Inventors: Hung Myong Cho, Byung Hwan Ahn
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Patent number: 8122741Abstract: The present invention provides a washing apparatus and control method thereof, by which laundry can be dry-cleaned through the loaded configurations of the wet pad cloth, the filth transfer cloth, the steam providing unit, the fragrance spraying unit, and the detergent supplying unit using either the wet pad cloth or the filth transfer cloth or without using both of the wet pad cloth and the filth transfer cloth.Type: GrantFiled: September 3, 2009Date of Patent: February 28, 2012Assignee: LG Electronics Inc.Inventors: Soo Hee Shin, Seok Kyu Park, Byung Hwan Ahn
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Publication number: 20110126360Abstract: A washing machine is disclosed. A method for washing laundry with the washing machine enhances washing performance and enables sterilization of the laundry by using steam while preventing damage of cloth due to the steam. The method comprises primarily supplying water into a tub, and supplying steam by heating the water using a heater installed in the tub to generate the steam.Type: ApplicationFiled: January 28, 2011Publication date: June 2, 2011Applicant: LG ELECTRONICS INC.Inventors: Hung Myong CHO, Byung Hwan Ahn
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Patent number: 7926309Abstract: A washing machine having a wireless communicating controller therein is disclosed, by which electric wires used for a controller in the washing machine are reduced and by which a main control unit is separated from an input unit or a display unit to secure a free movement and by which an installation position of an input unit or a display unit can be easily changed.Type: GrantFiled: January 12, 2007Date of Patent: April 19, 2011Assignee: LG Electronics Inc.Inventors: Young Soo Kim, Soung Bong Choi, Byung Hwan Ahn, Hyeok Deok Kim, Hung Myong Cho
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Patent number: 7758705Abstract: A dishwasher and a controlling method thereof are provided. The dishwasher includes a tub, a door, a steam supplying unit, a fan, and a passage. The tub stores dishes. The door opens and closes the tub. The steam supplying unit supplies steam into the tub. The fan blows the steam. The passage forming unit is formed to circulate the steam blown by the fan inside the tub, or to discharge the steam to the outside of the tub.Type: GrantFiled: May 30, 2006Date of Patent: July 20, 2010Assignee: LG Electronics Inc.Inventors: Byung Hwan Ahn, Soung Bong Choi, Deung Hee Lee, Hung Myoung Cho, Hyeok Deok Kim, Seong Hae Jeong
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Patent number: 7726324Abstract: The present invention relates to a dishwasher. In more detail, the present invention provides a dishwasher including a sump housing for holding washing water, a washing water pumping unit for pumping the washing water, a drain chamber for receiving the washing water pumped thus, a soil chamber for receiving the washing water through the drain chamber, a guide assembly for guiding the washing water pumped thus to be provided to the soil chamber via the drain chamber, and a sump cover covered on an upper surface of the sump housing for filtering the washing water overflowed from the soil chamber, thereby filtering the washing water effectively, and improving recovery ratio of the washing water to reduce consumption of the washing water and power.Type: GrantFiled: September 15, 2005Date of Patent: June 1, 2010Assignee: LG Electronics Inc.Inventors: Seung Bong Choi, Sangheon Yoon, Nungseo Park, Hung Myong Cho, Dae Yeong Han, Byung Hwan Ahn, Hyeokdeok Kim
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Patent number: 7722725Abstract: The present invention provides a sump assembly of a dishwasher, by which water can be purified. The present invention includes a sump housing storing water therein, a pump coupled with the sump housing to pump the water, a guide assembly provided within the sump housing to guide the pumped water to a sprayer, and a drain chamber configured to filter contaminant from the water drained from the guide assembly.Type: GrantFiled: February 16, 2005Date of Patent: May 25, 2010Assignee: LG Electronics, Inc.Inventors: Nung Seo Park, Sang Heon Yoon, Byung Hwan Ahn, Dae Yeong Han
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Patent number: 7695572Abstract: A dishwasher and a controlling method thereof are provided. The dishwasher includes a tub, a door, a steam generator, and a dish storage. The tub holds dishes and is opened at one end. The door selectively seals the opened end of the tub. The steam generator is provided outside the tub to generate steam. The steam discharger discharges the steam generated by the steam generator into the tub. The dish storage stores dishes to be sterilized by the steam discharged from the steam discharger.Type: GrantFiled: May 30, 2006Date of Patent: April 13, 2010Assignee: LG Electronics Inc.Inventors: Byung Hwan Ahn, Soung Bong Choi, Deung Hee Lee, Hung Myoung Cho, Hyeok Deok Kim, Seong Hae Jeong
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Patent number: 7692342Abstract: Objects of the present invention is to provide an outer rotor of a motor for a direct drive drum type washing machine, in which a structure of the outer rotor is improved, to resolve throbbing of the outer rotor at the time of high speed rotation, and consequential noise, and to provide a variety of products. For this, the outer rotor having a rotor frame with a bottom, a side wall extended from a circumference of the bottom substantially perpendicular to the bottom, and magnets mounted on an inside of the side wall, wherein the bottom of the rotor frame is elevated in a direction of extension of the side wall on the whole.Type: GrantFiled: November 8, 2005Date of Patent: April 6, 2010Assignee: LG Electronics Inc.Inventor: Byung Hwan Ahn
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Patent number: 7666265Abstract: Sump assembly in a dishwasher holds washing water and supplies the washing water to spray nozzles. The sump assembly includes a sump housing for holding washing water, a heater assembly fastened to an inside of the sump housing for heating the washing water, and a pump fastened to the sump housing for pumping washing water heated by the heater assembly.Type: GrantFiled: September 14, 2005Date of Patent: February 23, 2010Assignee: LG Electronics Inc.Inventors: Sangheon Yoon, Nungseo Park, Dae Yeong Han, Byung Hwan Ahn
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Patent number: 7658806Abstract: A dishwasher having an avatar display portion is provided. The dishwasher includes a tub for housing dishes, a pump for forcing wash water into the tub, a system microcomputer for controlling loads of the dishwasher including the pump and controlling an avatar image display operation, and a display unit including an avatar display portion for displaying a selected avatar image according to an operating state and a load state of the dishwasher under control of the system microcomputer.Type: GrantFiled: June 30, 2006Date of Patent: February 9, 2010Assignee: LG Electronics Inc.Inventors: Seong Hae Jeong, Byung Hwan Ahn
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Patent number: RE47692Abstract: A washing machine is disclosed. A method for washing laundry with the washing machine enhances washing performance and enables sterilization of the laundry by using steam while preventing damage of cloth due to the steam. The method comprises primarily supplying water into a tub, and supplying steam by heating the water using a heater installed in the tub to generate the steam.Type: GrantFiled: January 7, 2016Date of Patent: November 5, 2019Assignee: LG ELECTRONICS INC.Inventors: Hung Myong Cho, Byung Hwan Ahn