Patents by Inventor Dong Il Lee

Dong Il 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).

  • Publication number: 20120017650
    Abstract: The present invention relates to a laundry machine for washing laundry, including a tub for holding washing water, the tub including at least one fastening means for fastening and wiring a wire harness along an outside surface thereof, a drum in the tub for holding laundry, a rotation shaft connected to a rear surface of the drum, a tubback which forms a rear side of the tub and through which the rotation shaft passes, a bearing housing for supporting the rotation shaft, a rear gasket connected between the tub and the tubback, and a suspension unit for supporting the bearing housing.
    Type: Application
    Filed: December 30, 2009
    Publication date: January 26, 2012
    Inventors: Soo Bong Kim, Jung Tae Song, Ig Geun Kwon, Suk Yun Moon, Sang Hun Kim, Hee Tae Lim, Dong Il Lee
  • Publication number: 20120017649
    Abstract: The present invention relates to a laundry machine for treating laundry. One embodiment of the laundry machine may include a water supply valve, a drum (30) in which laundry is placed, a tub (20) in which the drum (30) is rotatably placed, the tub (20) having an extended portion (23a) which extends forward and have an opening at a front portion thereof for laundry entrance, and a tub water supply portion (140), and a water supply line to guide water from the water supply valve to the tub water supply portion (140).
    Type: Application
    Filed: December 29, 2009
    Publication date: January 26, 2012
    Inventors: Sang Hun Kim, Soo Bong Kim, Jung Tae Song, Ig Geun Kwon, Suk Yun Moon, Hee Tae Lim, Dong Il Lee
  • Publication number: 20120006067
    Abstract: A laundry machine is disclosed. The overall weight of the vibrating system provided in the laundry machine according to the exemplary embodiment of the present invention may be reduced and the vibration of the drum may be stabilized by new means for adding weights. In addition, the front of the drum may be prevented from falling downward because of the introduction of laundry.
    Type: Application
    Filed: December 30, 2009
    Publication date: January 12, 2012
    Inventors: Hee Tae Lim, Soo Bong Kim, Min Gyu Jo, Ig Geun Kwon, Jung Tae Song, Dong Il Lee, Suk Yun Moon, Sang Hun Kim, Hyun Seok Seo, Young Suk Kim
  • Publication number: 20120006069
    Abstract: Disclosed is a laundry machine having an increased wash capacity. The laundry machine includes a cabinet, a tub connected to vibration sources through a vibration transmission blocking member, a drum rotatably provided in the tub, a suspension unit to substantially damp and support the vibration sources, and ball balancers, each of which includes a race, balls contained in the race, and an oil filing the race, provided on the drum.
    Type: Application
    Filed: December 24, 2009
    Publication date: January 12, 2012
    Inventors: Young Suk Kim, Hyun Seok Seo, Suk Yun Moon, Dong Il Lee, Ig Geun Kwon
  • Publication number: 20110296878
    Abstract: The present invention relates to a washing machine (100) including a cabinet (110) having a base (1.11), a tub (120) fixedly secured to an inside of the cabinet (110), a drum (130) rotatable provided in the tub (120), a rotation shaft (140) passed through the tub (120) from a rear of the drum (130), a bearing housing (150) connected to the rotation shaft (140), a suspension assembly (170) for buffering and supporting a structure connected to the bearing housing (150), a driving motor (181) provided to the suspension assembly (170) and a power transmission member (182) for transmission of the rotation force from the driving motor (181) to the rotation shaft (140), thereby permitting to increase a capacity of the washing machine (100) by changing the structure or the washing machine (100) and increase the rotation efficiency of the drum (130) by providing a driving structure which rotates the drum (130) and has an increased capacity by thus effects.
    Type: Application
    Filed: December 30, 2009
    Publication date: December 8, 2011
    Inventors: Suk Yun Moon, Ig Geun Kwon, Dong Il Lee
  • Publication number: 20110296877
    Abstract: A laundry machine for washing laundry is disclosed. The laundry machine includes a cabinet to form an outer appearance, the cabinet comprising a base, a tub arranged in the cabinet, and a support unit provided at the base, to support a vertical weight of the tub. There is an effect of increasing the capacity of the laundry machine in accordance with a variation in the structure of the laundry machine. It is also possible to enhance the support stability of the capacity-increased tub by vertically supporting the weight of the tub.
    Type: Application
    Filed: December 30, 2009
    Publication date: December 8, 2011
    Inventors: Jung Tae Song, Ig Geun Kwon, Suk Yun Moon, Soo Bong Kim, Dong Il Lee
  • Publication number: 20110285260
    Abstract: A laundry machine for treating laundry is disclosed. The laundry machine includes a front gasket (200) having a novel structure capable of effectively pre-venting leakage of wash water or effectively preventing laundry or foreign matter from being introduced between a tub (100) and a drum (300).
    Type: Application
    Filed: December 30, 2009
    Publication date: November 24, 2011
    Inventors: Suk Yun Moon, Min Gyu Jo, Ig Geun Kwon, Soo Bong Kim, Dong Il Lee
  • Patent number: 8057195
    Abstract: An outer rotor type fan-motor includes: a rotational shaft; a bearing assembly that rotatably supports the rotational shaft; a stator installed at an outer side of the bearing assembly; a permanent magnet assembly that covers an outer side of the stator at a certain distance and is installed at the rotational shaft; and a fan that includes a shaft fixing part for fixing the rotational shaft, a hub for covering an outer side of the permanent magnet assembly at a certain distance and blades formed around the hub. An insulation space is formed between the permanent magnet assembly and the fan to prevent transfer of vibration and noise of the permanent magnet assembly to the fan, and vibration or noise of high frequency can be reduced.
    Type: Grant
    Filed: August 29, 2007
    Date of Patent: November 15, 2011
    Assignee: LG Electronics Inc.
    Inventors: Dong-Il Lee, Hyoun-Jeong Shin
  • Publication number: 20110194234
    Abstract: A portable terminal capable of stably maintaining a clamping state of a front cover and a rear cover and having a structure in which the front and rear covers can be easily separated is provided. The portable terminal includes a housing having a front cover and a rear cover opposingly coupled with the front cover, a guide rail formed on opposite lateral surfaces of the front cover and extending in the longitudinal direction of the front cover, a guide groove formed between the guide rail and the lateral surface of the front cover and open to a forward direction of the front cover, and a case member coupled to enclose at least the opposite lateral surfaces and the rear surface of the housing, wherein the case member includes a rail groove to receive the guide rail, a guide rib to be engaged with the guide groove, and wherein the front cover is pressed in a predefined direction to closely contact the rear cover.
    Type: Application
    Filed: December 27, 2010
    Publication date: August 11, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Dong-Hak KIM, Chan-Seob PARK, Dong-Il LEE, Min-Seok SHIN
  • Publication number: 20110182971
    Abstract: Disclosed is a pharmaceutical composition containing tulobuterol. More specifically, disclosed is a transepidermal drug delivery system including a drug layer containing tulobuterol and a natural rubber-based adhesive material, and a supporter adhered to one surface of the drug layer to support the drug layer, wherein the natural rubber-based adhesive material comprises 10 to 40 parts by weight of a natural rubber, 54.5 to 85 parts by weight of a rosin ester resin and an acid value controller, and the drug layer has a thickness of 25 ?m to 75 ?m.
    Type: Application
    Filed: July 27, 2010
    Publication date: July 28, 2011
    Inventors: Dong Il Lee, Mun Seok Han, Tae Wan Lee, Jong Kyoo Lee, Han Ki Kim
  • Patent number: 7983800
    Abstract: An apparatus for controlling a fan motor of an air conditioner comprises: a hybrid induction motor (HIM) for discharging warm air outwardly by a control signal; a temperature detecting unit for detecting a temperature of an evaporator; and a controlling unit for comparing the temperature of the evaporator with a preset temperature, and outputting a control signal to control the HIM based on a result of the comparison.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: July 19, 2011
    Assignee: LG Electronics Inc.
    Inventors: Seung-Suk Oh, Dong-Il Lee, Hyoun-Jeong Shin
  • Patent number: 7740812
    Abstract: The present invention relates to a method and an apparatus for continuously separating aromatic dialdehyde from a reaction mixture obtained by gas-phase oxidation of dimethylbenzene. The method for continuously separating aromatic dialdehyde includes the steps of congealing aromatic dialdehyde by cooling the gas-phase reaction mixture including the aromatic dialdehyde, which is obtained by gas-phase oxidation of dimethylbenzene, to 5-70° C. and separating the congealed aromatic dialdehyde from the remaining reaction mixture. Using the method and apparatus in accordance with the present invention, aromatic dialdehyde can be effectively and selectively separated from a reaction mixture obtained by gas-phase oxidation of dimethylbenzene in high yield.
    Type: Grant
    Filed: June 2, 2008
    Date of Patent: June 22, 2010
    Assignee: LG Chem, Ltd.
    Inventors: Jong-Hyun Chae, Won-Ho Lee, Dong-Il Lee, Hyun-Kyung Yoon
  • Patent number: 7696387
    Abstract: The present invention relates to a novel method for preparing a catalyst for partial oxidation of methylbenzenes, comprising, (a) a step of preparing a solution or slurry of the compounds comprising tungsten; (b) a step of supporting the solution or slurry obtained in the step (a) on inorganic carrier; (c) a step of drying the catalyst obtained in the step (b); and (d) a step of calcining the dried catalyst obtained in the step (c), characterized in that the ratio of the pore volume of inorganic carrier and the volume of the solution or slurry in the step (b) is 1:0.9˜1.1, and the catalyst provides superior aromatic aldehydes selectivity to those prepared by the conventional impregnation or heat evaporation method over a wide range of conversion rate.
    Type: Grant
    Filed: May 17, 2006
    Date of Patent: April 13, 2010
    Assignee: LG Chem, Ltd.
    Inventors: Won Ho Lee, Dong Il Lee, Jong Hyun Chae, Hyun Kyung Yoon
  • Publication number: 20100064719
    Abstract: A cool air supplying fan motor assembly and a refrigerator having the same are disclosed. According to the cool air supplying fan motor assembly and the refrigerator having the same, because the fan motor assembly is configured to be compact, the capacity of a storage space of the refrigerator can be increased, and because a power line that supplies power to the motor does not interfere with the flow of cool air, the refrigerating efficiency of the refrigerator can be increased and vibration and noise can be minimized.
    Type: Application
    Filed: October 17, 2007
    Publication date: March 18, 2010
    Inventors: Dong-Il Lee, Jun Ho Bae, Hyoun-Jeong Bae
  • Publication number: 20100064598
    Abstract: Disclosed is a power transmission tower, which includes a tower body; first through sixth main insulation arms connected by one end thereof to the tower body with an angle with the tower body, respectively, and arranged radially and symmetrically about the tower body in a longitudinal direction; and first through eighth auxiliary insulation arms for selectively connecting the other end of the first through sixth main insulation arms and the tower body so that each of the auxiliary insulation arms constitutes each side of an octagon. Since the insulation arms are octagonally arranged, it is possible to reinforce a mechanical strength and enhance electric properties of the tower.
    Type: Application
    Filed: September 16, 2009
    Publication date: March 18, 2010
    Applicant: KOREA ELECTRIC POWER CORPORATION
    Inventors: Won-Kyo Lee, Dong-Il Lee, Koo-Yong Shin, In-Hyuk Choi
  • Patent number: 7675204
    Abstract: Disclosed related to provide a motor reliable as capable of controlling the backward rotation of the rotor R for certain. The motor according to the present invention comprises a stator 2; a rotor R rotated by the interaction with between the stator 2 for generating the rotary force of the first rotation direction; a first interference element 32 equipped at the rotor R for rotating in one structure with the rotor R; a second interference element 34 equipped to be engaged with the first interference element 32 as rotated toward the first interference element 32 for controlling the second rotation direction different with the first rotating direction of the rotor R; and a second interference element 34 operating element deliver the rotary force of the rotor R to the second interference element 34 with the magnetism for the second interference element 34 to be rotated toward the first interference element 32 when the rotor R is rotated toward the second rotating direction.
    Type: Grant
    Filed: November 7, 2006
    Date of Patent: March 9, 2010
    Assignee: LG Electronics Inc.
    Inventors: Dong Il Lee, Han Gee Kim, Hyoun Jeong Shin
  • Publication number: 20100026126
    Abstract: An outer rotor-type fan motor and a method for magnetizing a magnet applied thereto. The outer rotor-type fan motor comprises a rotation shaft; a stator disposed outside the rotation shaft; a fan having a hub and blades formed on the hub, the hub covering the stator with a predetermined gap; and a magnet disposed on an inner surface of the hub and spaced from the stator with a predetermined gap, wherein the magnet is an isotropic magnet magnetized to have a pole anisotropy. Accordingly, a cogging torque and noise are reduced without reducing a back-electromotive force, thereby obtaining a high efficiency.
    Type: Application
    Filed: July 31, 2007
    Publication date: February 4, 2010
    Inventors: Seung-Do Han, Dong-Il Lee, Hyoun-Jeong Shin
  • Publication number: 20100017039
    Abstract: An apparatus and method for controlling driving of a fan motor for a refrigerator are disclosed. When operated, a plurality of fan motors provided in a refrigerator are sequentially operated at certain delay times, to thus improve operation efficiency of the plurality of fan motors. The apparatus for controlling driving of a fan motor includes: at least one blowing unit that supplies cool air; a driving unit that generates a drive signal for driving the blowing unit; a control unit that controls operation of the driving unit; a power unit that provides operation power of the driving unit and the control unit; and a cut-off unit that is positioned between the driving unit and the power unit and cuts off noise and a surge voltage introduced from the power unit to the driving unit.
    Type: Application
    Filed: October 8, 2007
    Publication date: January 21, 2010
    Inventors: Seung-Do Han, Dong-Il Lee, Hyoun-Jeong Shin
  • Publication number: 20100014995
    Abstract: An outer rotor type fan-motor includes: a rotational shaft; a bearing assembly that rotatably supports the rotational shaft; a stator installed at an outer side of the bearing assembly; a permanent magnet assembly that covers an outer side of the stator at a certain distance and is installed at the rotational shaft; and a fan that includes a shaft fixing part for fixing the rotational shaft, a hub for covering an outer side of the permanent magnet assembly at a certain distance and blades formed around the hub. An insulation space is formed between the permanent magnet assembly and the fan to prevent transfer of vibration and noise of the permanent magnet assembly to the fan, and vibration or noise of high frequency can be reduced.
    Type: Application
    Filed: August 29, 2007
    Publication date: January 21, 2010
    Inventors: Dong-Il Lee, Hyoun-Jeong Shin
  • Publication number: 20100010676
    Abstract: Disclosed is an apparatus and a method for controlling a driving of a fan motor for a refrigerator. In a normal driving mode that a temperature of the inside of the refrigerator is higher than a predetermined temperature, the fan motor is driven in a normal speed, and in a waiting mode that the temperature of the inside of the refrigerator is lower than the predetermined temperature, the fan motor is driven in a driving speed very lower than that of the normal driving mode, without stopping of the fan motor, accordingly it is capable of preventing moisture introduced into the fan motor from being frozen, thereby preventing the fan motor from being locked.
    Type: Application
    Filed: October 8, 2007
    Publication date: January 14, 2010
    Inventors: Dong-Il Lee, Hyoun-Jeong Shin