Patents by Inventor Hyeun Sik Nam

Hyeun Sik Nam 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: 9097429
    Abstract: A cooking appliance including: a cavity having a cooking space; a separating plate which forms a plurality of compartments from the cooking space of the cavity, and is provided so as to move inside the cavity in such a way as to be able to vary the sizes of the compartmentalized cooking spaces; a first heating source positioned so as to cook an item to be cooked provided in one of the cooking spaces; a second heating source positioned so as to cook an item to be cooked provided in another of the cooking spaces; and a separating-plate moving mechanism for moving the separating plate vertically.
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: August 4, 2015
    Assignee: LG ELECTRONICS INC.
    Inventor: Hyeun Sik Nam
  • Patent number: 8637793
    Abstract: An electric oven has an air passage structure that is designed to effectively cool down electric components. The air passage structure quickly cools down a variety of electric components on a top surface of a cavity using air introduced from outside the oven. The oven has a series of passages and openings allowing the effective movement of air past the electric components and through the oven.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: January 28, 2014
    Assignee: LG Electronics Inc.
    Inventors: Dong Seong Kwag, Hyeun Sik Nam, Wan Soo Kim, Seong Ho Cho, Jae Kyung Yang
  • Patent number: 8584663
    Abstract: A cooling and exhaust system of a dual oven has upper and lower ovens, in which, in one aspect, an installation structure of a cooling fan and an exhaust structure provided for respectively cooling and exhausting the upper and lower ovens may be integrated into a simplified structure having common components to increase the manufacturing productivity. In another aspect, fans provided at the upper and lower ovens may be independently controlled to operate at different speeds according to a desired operation to maximize the cooling efficiency.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: November 19, 2013
    Assignee: LG Electronics Inc.
    Inventors: Wan Soo Kim, Hyeun Sik Nam, Jae Kyung Yang, Dong Seong Kwag, Seong Ho Cho
  • Patent number: 8413647
    Abstract: Provided is a cooker. A carbon heater used as a convection heater is supported by a heater bracket and heater supporters, and light and heat generated from the carbon heater are transferred to the inside of a cooking chamber through convection, conduction, and radiation.
    Type: Grant
    Filed: September 4, 2009
    Date of Patent: April 9, 2013
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8333183
    Abstract: A cooking range includes a cook top section having a heating body configured to cook foods; an oven section having a cavity and a door, wherein the cavity has a rack configured to accommodate foods and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having a first duct, a second duct and a fan and configured to discharge air provided from the first duct positioned at a surface of the cavity through the second duct in response to rotation of the fan, wherein the air circulation mechanism is configured to discharge air from the top section through the second duct while the air provided from the first duct is discharged.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8334482
    Abstract: A cooking range is disclosed. The range includes: a cook top section having a heating body configured to cook foods; an oven section having internal walls defining a cavity, a rack and a door, wherein the cavity is configured to accommodate the foods placed on the rack and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having an exhaust slot and at least one suction slot and configured to suck air into the cooking range through the at least one suction slot and to discharge the air to the outside through the exhaust slot, wherein the at least one suction slot is positioned around the exhaust slot.
    Type: Grant
    Filed: April 19, 2010
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8327837
    Abstract: A cooking range includes a cook top section. The cooking range also include an oven section having walls defining a cavity and a door, wherein the cavity being configured to accommodate food and the door being configured to open or close the cavity. The cooking range further include a heating source configured to provide heat to the cavity when the cooking range is operated. In addition, the cooking range include a rack member coupled to the cavity, and configured to support a food container placed thereon, wherein at least a part of the rack member is configured to be rotated to rotate the food thereon.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Publication number: 20120125312
    Abstract: a cooking appliance including: a cavity having a cooking space; a separating plate which forms a plurality of compartments from the cooking space of the cavity, and is provided so as to move inside the cavity in such a way as to be able to vary the sizes of the compartmentalised cooking spaces; a first heating source positioned so as to cook an item to be cooked provided in one of the cooking spaces; a second heating source positioned so as to cook an item to be cooked provided in another of the cooking spaces; and a separating-plate moving mechanism for moving the separating plate vertically.
    Type: Application
    Filed: September 9, 2009
    Publication date: May 24, 2012
    Applicant: LG Electronics Inc.
    Inventor: Hyeun Sik Nam
  • Patent number: 8138453
    Abstract: A electric oven is provided that includes a body, a cooking chamber located within the body for receiving food, the cooking chamber having an upper surface, a lower surface, and a rear surface joining the upper surface to the lower surface, at least one of a convection heater located at the rear surface of the cooking chamber and a bake heater located at the lower surface of the cooking chamber, and at least two broil heaters located at the upper surface of the cooking chamber, each of the at least two broil heaters being individually operable. Methods for preheating the electric oven are also provided.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: March 20, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jae Kyung Yang, Hyeun Sik Nam, Dong Seong Kwag, Seong Ho Cho, Wan Soo Kim
  • Patent number: 8106334
    Abstract: An electric oven having a convection heater and a convection cover. The convection cover including a main outlet located at or near the periphery of the convection cover, and a sub-outlet, more centrally located near the convection heater relative to the main outlet. Together, the main outlet and the sub-outlet allow the heated air to be uniformly circulated throughout the cooking chamber and to be evenly transferred to food irrespective of the position of the food in the cooking chamber. Uniform air circulation in the cooking chamber will result in more favorable cooking results.
    Type: Grant
    Filed: August 12, 2008
    Date of Patent: January 31, 2012
    Assignee: LG Electronics Inc.
    Inventor: Hyeun Sik Nam
  • Publication number: 20100276414
    Abstract: A cooking range includes a cook top section. The cooking range also include an oven section having walls defining a cavity and a door, wherein the cavity being configured to accommodate food and the door being configured to open or close the cavity. The cooking range further include a heating source configured to provide heat to the cavity when the cooking range is operated. In addition, the cooking range include a rack member coupled to the cavity, and configured to support a food container placed thereon, wherein at least a part of the rack member is configured to be rotated to rotate the food thereon.
    Type: Application
    Filed: April 21, 2010
    Publication date: November 4, 2010
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Publication number: 20100276413
    Abstract: A cooking range includes a cook top section having a heating body configured to cook foods; an oven section having a cavity and a door, wherein the cavity has a rack configured to accommodate foods and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having a first duct, a second duct and a fan and configured to discharge air provided from the first duct positioned at a surface of the cavity through the second duct in response to rotation of the fan, wherein the air circulation mechanism is configured to discharge air from the top section through the second duct while the air provided from the first duct is discharged.
    Type: Application
    Filed: April 21, 2010
    Publication date: November 4, 2010
    Applicant: LG Electronics Inc.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Publication number: 20100276412
    Abstract: A cooking range is disclosed. The range includes: a cook top section having a heating body configured to cook foods; an oven section having internal walls defining a cavity, a rack and a door, wherein the cavity is configured to accommodate the foods placed on the rack and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having an exhaust slot and at least one suction slot and configured to suck air into the cooking range through the at least one suction slot and to discharge the air to the outside through the exhaust slot, wherein the at least one suction slot is positioned around the exhaust slot.
    Type: Application
    Filed: April 19, 2010
    Publication date: November 4, 2010
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Patent number: 7781702
    Abstract: A cooking apparatus is disclosed. The cooking apparatus includes a housing having a cooking chamber and a heating unit. The heating unit includes a partition plate detachably installed in the chamber, the partition plate partitioning the chamber into sub-chambers, and a heater configured to heat at least one of the sub-chambers.
    Type: Grant
    Filed: May 2, 2007
    Date of Patent: August 24, 2010
    Assignee: LG Electronics Inc.
    Inventors: Young-Sok Nam, Hyeun Sik Nam, Yong Soo Lee, Seong Ho Cho
  • Patent number: 7735185
    Abstract: An upright type vacuum cleaner having a water cleaning function includes a head portion; a body portion rotatably installed at an upper side of the head portion; a water cleaning unit; and a flow-path changing hose selectively supplying an intake force of the fan motor to the head portion and the water cleaning unit.
    Type: Grant
    Filed: December 5, 2005
    Date of Patent: June 15, 2010
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Young Woo Lee, Choon Myun Chung
  • Patent number: 7703172
    Abstract: A cleaner includes: a body provided with a dust collecting container for storing dust; a fan motor installed at the body and generating a suction force; a vacuum cleaning head disposed at a lower side of the body, for sucking dust when vacuum cleaning; and a water cleaning head mounted at the vacuum cleaning head, and provided with a suction head through which contaminated water is sucked when water cleaning and a water collecting container for storing contaminated water sucked through the suction head. As a suction nozzle for sucking contaminated water and a water collecting container for storing the contaminated water sucked through the suction nozzle are integrally formed and installed at a suction head, a cleaner capable of reducing the number of parts and a production cost, and employing a small capacity fan motor is provided.
    Type: Grant
    Filed: January 6, 2005
    Date of Patent: April 27, 2010
    Assignee: LG Electronics Inc.
    Inventors: Yong Woo Lee, Choon Myun Chung, Ho Seon Rew, Hyeun Sik Nam, Young Gyu Jung
  • Patent number: 7703171
    Abstract: A cleaner includes a body provided with a dust collecting container for storing dust, a fan motor installed at the body and generating a suction force; a vacuum cleaning head disposed at a lower side of the body, into which dust is sucked when the cleaner performs vacuum cleaning. A water cleaning head is mounted at the vacuum cleaning head, for spraying cleaning water onto a region to be cleaned, sucking contaminated water after completing water cleaning, and storing the sucked contaminated water, when water cleaning. By implementing both a vacuum cleaning function for sucking dust and a water cleaning function in one cleaner, a cleaner capable of reducing the cost and, increasing convenience of use is provided.
    Type: Grant
    Filed: January 4, 2005
    Date of Patent: April 27, 2010
    Assignee: LG Electronics Inc.
    Inventors: Yong Woo Lee, Choon Myun Chung, Ho Seon Rew, Hyeun Sik Nam, Young Gyu Jung
  • Patent number: 7696454
    Abstract: A cooking apparatus is provided having an apparatus body including a burner which heats an object. There may be a first image acquirer provided at one side of the apparatus body, the first image acquirer may be configured to acquire image information corresponding to a heat source generated by the burner. Additionally, a display may be provided at one side of the apparatus body to display the image information acquired by the first image acquirer.
    Type: Grant
    Filed: April 19, 2007
    Date of Patent: April 13, 2010
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Young Sok Nam, Seong Ho Cho, Kyung Ah Choi
  • Publication number: 20100059035
    Abstract: Provided is a cooker. A carbon heater used as a convection heater is supported by a heater bracket and heater supporters, and light and heat generated from the carbon heater are transferred to the inside of a cooking chamber through convection, conduction, and radiation.
    Type: Application
    Filed: September 4, 2009
    Publication date: March 11, 2010
    Inventors: Hyeun Sik NAM, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 7647672
    Abstract: A vacuum cleaner comprises: a body; a suction head arranged at a lower side of the body and sucking dust or filth; a suction fan mounted at the body and generating a suction force; a dust collecting container mounted in the body and collecting dust or filth sucked into the suction head; and a compression unit mounted at the body and compressing dust or filth collected in the dust collecting container.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: January 19, 2010
    Assignee: LG Electronics Inc.
    Inventors: Hyeun-Sik Nam, Choon-Myun Chung, Yong-Woo Lee, Young-Gyu Jung