Patents by Inventor Jae Kwon Lee
Jae Kwon 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: 20150260079Abstract: A cylinder block including a water jacket for maintaining an engine at a proper temperature during operation thereof may include a plurality of cylinders formed within the cylinder block so that a number of pistons are respectively inserted into the cylinders, and a heat sink formed in the water jacket provided to enclose side surfaces of the plural cylinders.Type: ApplicationFiled: September 4, 2014Publication date: September 17, 2015Applicant: Hyundai Motor CompanyInventors: Chul-Jun Youm, Soon-Hyon Hwang, Jae-Kwon Lee, Jong-Hyuck Kim
-
Publication number: 20150105196Abstract: A damper pulley may include a damper hub part coupled to a crank shaft rotated upon receiving rotary driving force of an engine such that the damper hub part is integrally rotated with the crank shaft and a damper pulley part coupled to the damper hub part such that the damper pulley part is integrally rotated with the damper hub part. A power transmission unit is connected to the damper pulley part. The damper hub part may be made of a material comprising forged aluminum and the damper pulley part may be made of a material comprising a metal. The damper pulley has a reduced overall weight, and vibrations and impact can be reduced to enhance ride comfort.Type: ApplicationFiled: December 31, 2013Publication date: April 16, 2015Applicants: Kia Motors Corporation, Hyundai Motor CompanyInventor: Jae Kwon LEE
-
Patent number: 8981293Abstract: An inspection system includes: an automated optical inspection device detecting a defect of an inspection object by using a light; a scanning electron microscope device for inspecting the defect of the inspection object by using an electron beam and including a vacuum chamber; a stage positioned below and spaced from the scanning electron microscope device and supporting the inspection object; and a transferring device connected to the scanning electron microscope chamber and the automated optical inspection and transferring the scanning electron microscope device and the automated optical inspection device to positions over the stage. Air is in a gap between the chamber and the inspection object. Accordingly, an inspection object of a large size may be inspected for analysis without damage to the inspection object.Type: GrantFiled: March 6, 2014Date of Patent: March 17, 2015Assignee: Samsung Display Co., Ltd.Inventors: Dong-Hyun Gong, Young-Gil Park, Jae-Kwon Lee, Jung-Un Kim, Do-Soon Jung, Hyun-Jung Kim, Geum-Tae Kim
-
Publication number: 20150072818Abstract: A damper pulley assembly of vehicle may include a crankshaft rotating by a power transmitted from an engine, a hub including a hub body formed cylindrical hollow shape so that the crankshaft is inserted and a hub ring protruded outside of the hub body, a pulley coupled outside of the hub ring, a combining ring formed cylindrical hollow shape so as to be coupled outside of the hub body, and an oil seal provided between outside of the combining ring and inside of the cylinder block and preventing leakage of engine oil of the cylinder block, wherein the hub is made of low density material compared to the pulley, and the combining ring is made of high stiffness compared to the hub.Type: ApplicationFiled: December 20, 2013Publication date: March 12, 2015Applicants: Kia Motors Corporation, Hyundai Motor CompanyInventor: Jae Kwon Lee
-
Balance adjustment device of rotating body and power delivery system using balance adjustment device
Patent number: 8915165Abstract: Disclosed is a balance adjustment device of a rotating body including a body configured and structured to rotate based on a rotating axis; a fixation protrusion groove formed on the exterior circumference thereof; a balance ring, wherein a fixation protrusion is formed on an interior circumference of the balance ring that corresponds to the exterior circumference of the rotating body to be inserted into the fixation protrusion groove; and a balance weight formed on the balance ring to adjust the rotating balance.Type: GrantFiled: December 26, 2012Date of Patent: December 23, 2014Assignee: Hyundai Motor CompanyInventor: Jae Kwon Lee -
Publication number: 20140291514Abstract: An inspection system includes: an automated optical inspection device detecting a defect of an inspection object by using a light; a scanning electron microscope device for inspecting the defect of the inspection object by using an electron beam and including a vacuum chamber; a stage positioned below and spaced from the scanning electron microscope device and supporting the inspection object; and a transferring device connected to the scanning electron microscope chamber and the automated optical inspection and transferring the scanning electron microscope device and the automated optical inspection device to positions over the stage. Air is in a gap between the chamber and the inspection object. Accordingly, an inspection object of a large size may be inspected for analysis without damage to the inspection object.Type: ApplicationFiled: March 6, 2014Publication date: October 2, 2014Applicant: Samsung Display Co., Ltd.Inventors: Dong-Hyun GONG, Young-Gil PARK, Jae-Kwon LEE, Jung-Un KIM, Do-Soon JUNG, Hyun-Jung KIM, Geum-Tae KIM
-
Patent number: 8837553Abstract: Provided are an apparatus for addition data transmission includes: an IF broadcasting signal generating unit receiving the broadcast data, and FEC and modulation of the received broadcast data to generate a broadcasting signal in an intermediate frequency (IF) band; an IF addition signal generating unit receiving the addition data to generate an addition signal in the IF band by using direct sequence spread spectrum (DSSS); an average power controlling unit controlling average power of the addition signal in the IF band; a signal combining unit combining the broadcasting signal in the IF band and the addition signal in the IF band to generate a combination signal; an RF upward converting unit upwardly converting the combination signal in a signal in a radio frequency (RF) band to a combination signal in the RF band; and a transmitting unit transmitting the combination signal in the RF band.Type: GrantFiled: November 23, 2012Date of Patent: September 16, 2014Assignees: Electronics and Telecommunications Research Institute, Seoul, Republic of Korea, Nextwill Co., Ltd.Inventors: Sung Ik Park, Hyoungsoo Lim, Ho Min Eum, Jae Hyun Seo, Heung Mook Kim, Nam Ho Hur, Young Woo Suh, Jae Kwon Lee, Ha Kyun Mok, Won Gi Seo, Ju Byung Kim
-
BALANCE ADJUSTMENT DEVICE OF ROTATING BODY AND POWER DELIVERY SYSTEM USING BALANCE ADJUSTMENT DEVICE
Publication number: 20140056689Abstract: Disclosed is a balance adjustment device of a rotating body including a body configured and structured to rotate based on a rotating axis; a fixation protrusion groove formed on the exterior circumference thereof; a balance ring, wherein a fixation protrusion is formed on an interior circumference of the balance ring that corresponds to the exterior circumference of the rotating body to be inserted into the fixation protrusion groove; and a balance weight formed on the balance ring to adjust the rotating balance.Type: ApplicationFiled: December 26, 2012Publication date: February 27, 2014Applicant: HYUNDAI MOTOR COMPANYInventor: Jae Kwon Lee -
Patent number: 8482667Abstract: An apparatus for embedding additional information that may embed additional information into a digital television (TV) broadcast signal and transmit the additional information is provided. The apparatus may modulate the additional information to an intermediate frequency/radio frequency (IF/RF), embed the modulated additional information into the digital TV broadcast signal, and compensate for a distortion that may occur in an RF part, thereby correctly transmitting the additional information.Type: GrantFiled: May 30, 2012Date of Patent: July 9, 2013Assignees: Electronics and Telecommunications Research Institute, Korean Broadcasting SystemInventors: Jae Kwon Lee, Young Woo Suh, Il Soo Kyung, Sung Ik Park, Heung Mook Kim, Nam Ho Hur
-
Publication number: 20130112166Abstract: A thrust bearing assembly for an engine block is disclosed. The engine block 100 has through-holes 110 formed in the center thereof, an insertion groove 120 formed in a circumferential direction along the bottom surface of each through-hole 110, and a locking groove 121 formed at one end of the insertion groove 120. A thrust bearing is inserted into the insertion groove 121 of the engine block 100, and is formed in a semicircular shape. The thrust bearing has a locking portion 201 at one end thereof which is inserted into the locking groove 121. The number of the thrust bearings can be reduced to cut costs, and the thrust bearings can be easily assembled to the engine block to improve the durability.Type: ApplicationFiled: December 30, 2011Publication date: May 9, 2013Applicants: Kia Motors Corporation, Hyundai Motor CompanyInventor: Jae Kwon Lee
-
Patent number: 7971568Abstract: A piston of a gasoline direct engine may include a protuberance portion protruding along a circular arc shape having a radius (R1) equal to the piston diameter to have a predetermined height (T) from the upper surface thereof, and the edge of the protuberance portion is rounded to be connected with the upper surface; a bowl (B) having a bottom surface (F1) having an asymmetrical ellipse shape from the center of the protuberance portion to the intake side direction thereof, wherein the bottom surface thereof becomes deeper in the exhaust side direction to have a predetermined slope angle (?1), and the inner wall portion thereof has a circular arc shape to form a predetermined rising angle (?2) at the upper part thereof; and trumpet portions (TR) of which edge ends (E) thereof are expanded in the intake side direction of the protuberance portion to be connected to the bowl (B).Type: GrantFiled: July 29, 2009Date of Patent: July 5, 2011Assignees: Hyundai Motor Company, Kia Motors CorporationInventor: Jae Kwon Lee
-
Publication number: 20100132662Abstract: A piston of a gasoline direct engine may include a protuberance portion protruding along a circular arc shape having a radius (R1) equal to the piston diameter to have a predetermined height (T) from the upper surface thereof, and the edge of the protuberance portion is rounded to be connected with the upper surface; a bowl (B) having a bottom surface (F1) having an asymmetrical ellipse shape from the center of the protuberance portion to the intake side direction thereof, wherein the bottom surface thereof becomes deeper in the exhaust side direction to have a predetermined slope angle (?1), and the inner wall portion thereof has a circular arc shape to form a predetermined rising angle (?2) at the upper part thereof; and trumpet portions (TR) of which edge ends (E) thereof are expanded in the intake side direction of the protuberance portion to be connected to the bowl (B).Type: ApplicationFiled: July 29, 2009Publication date: June 3, 2010Applicants: HYUNDAI MOTOR COPMPANY, KIA MOTORS CORPORATIONInventor: Jae Kwon LEE