Patents by Inventor Sung Hwa Lee
Sung Hwa Lee 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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Publication number: 20080264009Abstract: Cyclone collector including a body having an inlet (14) for drawing air, and a cyclone (1) inside of the body (12), having an outlet (14) for discharging air from the body, wherein the outlet (14) includes a passage portion having a passage, and a closed portion under the passage portion (142), the closed portion being closed.Type: ApplicationFiled: May 24, 2005Publication date: October 30, 2008Inventors: Sung Hwa Lee, Kie Tak Hyun, Young Bok Son, Hyoung Joo Cho, Kyeong Seon Jeong
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Publication number: 20080134649Abstract: Cyclone collector including a primary cyclone (1) having a first inlet (14) for drawing external air, and a first outlet (14) for discharging air, a secondary cyclone (3) connected to the primary cyclone (1), and flow guide means (200) over the first outlet for preventing a flow direction of the air discharged from the first outlet (14) from turning sharply.Type: ApplicationFiled: May 24, 2005Publication date: June 12, 2008Inventors: Sung Hwa Lee, Kie Tak Hyun, Young Bok Son, Hyoung Joo Cho, Kyeong Seon Jeong
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Patent number: 7238225Abstract: In a plasma air dust collector, the plasma air dust collector includes a first electrode fixing unit and a second electrode fixing unit respectively having a power terminal; at least two dust collecting electrodes; a discharge electrode arranged between the dust collecting electrodes; a terminal protrusion formed at the bottom end of each dust collecting electrode in the length direction; a terminal protrusion insertion hole formed at a side of the first electrode fixing unit; a combining protrusion formed at a side of the first electrode fixing unit and the second electrode fixing unit; and a combining groove formed at the both ends of each dust collecting electrode.Type: GrantFiled: December 8, 2003Date of Patent: July 3, 2007Assignee: LG Electronics Inc.Inventors: Young-Ki Hong, Sung-Hwa Lee, Jeong-Ho Park
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Patent number: 7228891Abstract: A heat exchanger of a ventilating system, including a plurality of heat exchanging plates which are laminated at a predetermined interval, a first heat exchange member which is laminated among the heat exchanging plates and is formed in a mesh type to increase turbulence of the outdoor air which flows while being attached on a first air path through which outdoor air passes and a second heat exchange member which is laminated among the heat exchanging plates crossed with the first heat exchange member and is formed in a mesh type to increase turbulence of indoor air which flows while being attached on a second air path through which the outdoor air passes can improve heat transfer performance by increasing turbulence of air by positioning a mesh type heat exchange in a air path through which outdoor and indoor air passes.Type: GrantFiled: December 2, 2002Date of Patent: June 12, 2007Assignee: LG Electronics Inc.Inventors: Soo-Yeon Shin, Seong-Hwan Lee, Min-Chul Cho, Sung-Hwa Lee
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Publication number: 20070095211Abstract: An air cleaner includes an ionization unit and a dust collection unit. A plurality of electrostatic flocked piles are disposed the ionization unit, or the dust collection unit, or both. The electrostatic flocked piles further improve the air cleaning performance by filtering out foreign materials by a physical contact and by filtering ionized foreign materials by an electrostatic attraction. The air cleaning mechanism can be widely adapted to various types of air conditioning apparatuses, as well as to stand alone air cleaners.Type: ApplicationFiled: October 26, 2006Publication date: May 3, 2007Inventors: Sung-Hwa Lee, Sung-Hwan Lee, Ok-Chun Hyun
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Patent number: 7168482Abstract: A heat exchanger of a ventilating system includes: heat exchange plates laminated with regular intervals so that a first air passage through which indoor air being discharged to outside of a building passes and a second air passage through which outdoor air being introduced into the interior of the building passes are sequentially formed; first corrugation plates attached to the first air passage and obtaining a space to allow outdoor air to pass therethrough; and second corrugation plates attached to the second air passage and obtaining a space to allow outdoor air to passtherethrough, wherein the heat exchange plates are made of a paper material with numerous fine holes that are able to generate a capillary phenomenon. A sensible heat exchange and a latent heat exchange are possible to minimize a change in a temperature and moisture.Type: GrantFiled: February 3, 2003Date of Patent: January 30, 2007Assignee: LG Electronics Inc.Inventors: Seong-Hwan Lee, Soo-Yeon Shin, Min-Chul Cho, Sung-Hwa Lee, Kwang-Won Lee
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Patent number: 7147049Abstract: A heat exchanger of a ventilating system, including heat exchange plates which are laminated at a predetermined interval, first vibration members which are laminated among the heat exchange plates, for generating turbulence in outdoor air passing through a first air path, being aligned in the first air path through which the outdoor air passes and second vibration members for generating turbulence in the indoor air passing through a second air path, while being aligned in the second air path through which indoor air passes, can improve heat transfer performance by increasing turbulence of air by positioning a mesh type heat exchange in a air path through which outdoor and indoor air passes.Type: GrantFiled: December 2, 2002Date of Patent: December 12, 2006Assignee: LG Electronics Inc.Inventors: Seong-Hwan Lee, Min-Chul Cho, Soo-Yeon Shin, Sung-Hwa Lee
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Publication number: 20060243707Abstract: Disclosed is a cooling structure for a plasma lighting system comprising a fan housing having at least two discharge ports having different flow rates for introducing external air into a case and cooling heat generating components in the case. The structure intensively cools heat generating components of high temperature such as a magnetron, thereby prolonging a life span of the components and enhancing a performance of a system.Type: ApplicationFiled: December 18, 2002Publication date: November 2, 2006Inventors: Sung-Hwa Lee, Young-Bok Son, Kwang-Won Lee
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Publication number: 20060070526Abstract: In a plasma air dust collector, the plasma air dust collector includes a first electrode fixing unit and a second electrode fixing unit respectively having a power terminal; at least two dust collecting electrodes; a discharge electrode arranged between the dust collecting electrodes; a terminal protrusion formed at the bottom end of each dust collecting electrode in the length direction; a terminal protrusion insertion hole formed at a side of the first electrode fixing unit; a combining protrusion formed at a side of the first electrode fixing unit and the second electrode fixing unit; and a combining groove formed at the both ends of each dust collecting electrode.Type: ApplicationFiled: December 8, 2003Publication date: April 6, 2006Inventors: Young-Ki Hong, Sung-Hwa Lee, Jeong-Ho Park
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Publication number: 20060070728Abstract: A heat exchanger of a ventilating system, including a plurality of heat exchanging plates which are laminated at a predetermined interval, a first heat exchange member which is laminated among the heat exchanging plates and is formed in a mesh type to increase turbulence of the outdoor air which flows while being attached on a first air path through which outdoor air passes and a second heat exchange member which is laminated among the heat exchanging plates crossed with the first heat exchange member and is formed in a mesh type to increase turbulence of indoor air which flows while being attached on a second air path through which the outdoor air passes can improve heat transfer performance by increasing turbulence of air by positioning a mesh type heat exchange in a air path through which outdoor and indoor air passes.Type: ApplicationFiled: December 2, 2002Publication date: April 6, 2006Applicant: LG ELECTRONICS INC.Inventors: Soo-Yeon Shin, Seong-Hwan Lee, Min-Chul Cho, Sung-Hwa Lee
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Publication number: 20060059874Abstract: A dust separator of a cyclone type cleaner includes a first dust separator connected to a suction pipe, for separating dust from air by a centrifugal force for the first time; a collecting container connected to a lower portion of the first dust separator and in which the dust separated in the first dust separator is collected; and a second dust separator connected to an upper portion of the first dust separator, for sucking air which has passed through the dust separation in the first dust separator and separating dust from the air by a centrifugal force for the second time, so that an efficiency of collecting dust is improved without deteriorating a suction force of air.Type: ApplicationFiled: June 7, 2004Publication date: March 23, 2006Inventors: Hyoung-Joo Cho, Jung-Wan Ryu, Kyeong-Seon Jeong, Sung-Hwa Lee
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Publication number: 20060054309Abstract: A heat exchanger of a ventilating system, including heat exchange plates which are laminated at a predetermined interval, first vibration members which are laminated among the heat exchange plates, for generating turbulence in outdoor air passing through a first air path, being aligned in the first air path through which the outdoor air passes and second vibration members for generating turbulence in the indoor air passing through a second air path, while being aligned in the second air path through which indoor air passes, can improve heat transfer performance by increasing turbulence of air by positioning a mesh type heat exchange in a air path through which outdoor and indoor air passes.Type: ApplicationFiled: December 2, 2002Publication date: March 16, 2006Inventors: Seong-Hwan Lee, Min-Chul Cho, Soo-Yeon Shin, Sung-Hwa Lee
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Publication number: 20060011331Abstract: A heat exchanger of a ventilating system includes: heat exchange plates laminated with regular intervals so that a first air passage through which indoor air being discharged to outside of a building passes and a second air passage through which outdoor air being introduced into the interior of the building passes are sequentially formed; first corrugation plates attached to the first air passage and obtaining a space to allow outdoor air to pass therethrough; and second corrugation plates attached to the second air passage and obtaining a space to allow outdoor air to passtherethrough, wherein the heat exchange plates are made of a paper material with numerous fine holes that are able to generate a capillary phenomenon. A sensible heat exchange and a latent heat exchange are possible to minimize a change in a temperature and moisture.Type: ApplicationFiled: February 3, 2003Publication date: January 19, 2006Inventors: Seong-Hwan Lee, Soo-Yeon Shin, Min-Chul Cho, Sung-Hwa Lee, Kwang-Won Lee
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Patent number: 6607702Abstract: Photocatalyst filter, method for fabricating the same, and air cleaner thereof, the photocatalyst filter including a base material of a required shape, an enamel layer consisting of frit for forming an inorganic layer and additives for forming a porous surface layer as main composition coated on a surface of the base material, and a photocatalyst layer consisting of a photocatalyst solution consisting of a photocatalyst and a dispersion solvent and bonding agents as main composition coated on the enamel layer, and the method including the steps of (1) coating an enamel layer on a surface of a base material subjected to pretreatment for removal of foreign matters, the enamel layer consisting of frit for forming an inorganic layer on a surface of the base material and additives for forming a porous surface layer on the surface of the base material as main composition, and (2) coating a photocatalyst layer on the enamel layer; the photocatalyst layer consisting of a photocatalyst solution and bonding agents as mType: GrantFiled: July 28, 1999Date of Patent: August 19, 2003Assignee: LG Electronics Inc.Inventors: Kwang Ok Kang, Young Ki Hong, Kyong Wook Heo, Sung Hwa Lee, Soo Yeon Shin, Jung Hun Kang, Yong Bok Choi, Ju Han Yoon
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Patent number: 6576589Abstract: There is provided a method for preparing an anatase type titanium dioxide photocatalyst having a particle size of nano level without a need of the sintering process at high temperature, and an anatase type titanium dioxide photocatalyst having a particle size nano level. The method for preparing an anatase type titanium dioxide photocatalyst having a particle size of nano level includes adding a titanium-based starting material to a selected solvent and adding an acid or base catalyst to the resulting aqueous solution. Next, subjecting the catalyst-containing aqueous solution to heat treatment at about 80±20° C. to activate peptization thereby preparing an anatase type titanium dioxide sol solution. Finally, the anatase type titanium dioxide sol solution is coated onto a support to complete the preparation of the photocatalyst.Type: GrantFiled: September 19, 2000Date of Patent: June 10, 2003Assignee: LG Electronics Inc.Inventors: Hai Sub Na, Woo Suk Choi, Chul Han Kwon, Sung Hwa Lee, Young Ki Hong, Kyeong Wook Heo, Jin Ho Choy, Yang Su Han
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Patent number: 6350292Abstract: A cyclone collector for vacuum cleaner including a cyclone body, a contaminated air suction inlet for sucking contaminants and air into the cyclone body, an air vent for exhausting air purified in the cyclone body, and a contaminant vent for exhausting the contaminants separated from the cyclone body, is characterized in that the cyclone body includes a flow guide therein, which is disposed opposite to the air vent so as to improve swirl force inside the cyclone body and prevent swirl flow and exhaust air flow from interfering with each other.Type: GrantFiled: November 24, 1999Date of Patent: February 26, 2002Assignee: LG Electronics Inc.Inventors: Sung Hwa Lee, Dong Jin Kwack, Hyeok Seong An, Kyoung Suk Lim, Jun Sang Park, Byung Sun Yang
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Patent number: 6187271Abstract: Electrostatic precipitator is disclosed, including a discharge unit having ground electrodes and discharge electrodes, and a collecting unit having collecting electrodes and positive electrodes, wherein the discharge unit is applied of a voltage enough to emit a photo-energy which can activate a photo-catalyst, and a component in the electrostatic precipitator contains the photo-catalyst, or a separate photo-catalyst filter containing the photo-catalyst is provided within a reach of the photo-energy emitted from the discharge unit , thereby the photo-energy from the discharge unit activating the photo-catalyst, whereby providing a simple structured electrostatic precipitator making sterilization and deodorization at a low cost.Type: GrantFiled: August 20, 1998Date of Patent: February 13, 2001Assignee: LG Electronics, Inc.Inventors: Sung Hwa Lee, Young Ki Hong, Kwang Ok Kang, Soo Yeon Shin, Kyeng Wook Heo, Jung Hun Kang, Akira Mizno