Patents by Inventor Chang-Wook Lee

Chang-Wook 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).

  • Patent number: 9097321
    Abstract: A vehicular planetary gear train may include: a first input shaft; a second parallel shaft; a first planetary gear set including a first element selectively connected to the first shaft, a second element selectively connected to the first shaft and/or a transmission housing, and a third output element; a second planetary gear set including a fourth element connected to the second element, a fifth element connected to the third element and directly connected to an output gear, and a sixth element selectively connected to the first shaft through two paths; four transfer gears connecting the fourth and fifth elements respectively to the second and third elements, and connecting the sixth element to the first shaft through two paths; and frictional elements selectively connecting the first, second, and sixth elements to the first shaft, and a brake selectively connecting the second element to the transmission housing.
    Type: Grant
    Filed: October 17, 2013
    Date of Patent: August 4, 2015
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Chang Wook Lee, Kangsoo Seo, Jae Chang Kook, Jongsool Park, Myonghoon Noh
  • Patent number: 9090155
    Abstract: A power transmission system of a hybrid vehicle may include an input shaft, and an output shaft. A first planetary gear set includes a first rotation element connected to a first motor/generator, a second rotation element operated as an output element, and a third rotation element connected to the input shaft and a second motor/generator. A second planetary gear set includes a fourth rotation element connected to the third rotation element and the second motor/generator, a fifth rotation element connected to the second rotation element through an externally-meshing gear and, and a sixth rotation element connected to a transmission housing. A direct-coupling device connects two rotation elements among the fourth, fifth, and sixth rotation elements of the second planetary gear set, and transfer gears form the externally-meshing gears. Friction elements connect a selected rotation element to a selected transfer gear or a selected rotation element to the transmission housing.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: July 28, 2015
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Chang Wook Lee, Jongsool Park
  • Publication number: 20150182102
    Abstract: A dishwasher having a spray unit fixed at a washing tub and configured to spray wash water, and a conversion assembly provided as to convert the direction of the wash water being sprayed from the spray unit toward a tableware basket. The conversion assembly includes a vane rotatably provided while disposed as to face with respect to the spray unit such that the direction of the converted wash water is adjusted. Through the structure as such, the spraying range of the wash water is extended, and may be able to minimize noise from the striking of the wash water against an inside wall or door of the dishwasher.
    Type: Application
    Filed: December 9, 2014
    Publication date: July 2, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwan Woo HONG, Dae UK Kang, Jeong Hoon Kang, Hooi Joong Kim, Chan Young Park, Chang Wook Lee
  • Publication number: 20150182103
    Abstract: There is provided a dish washing machine, including a main body; a washing tank provided inside the main body; and a fixed nozzle assembly fixed in one side of the washing tank and configured to jet washing water, wherein the fixed nozzle assembly includes, a nozzle body having a jet nozzle configured to jet washing water; and a nozzle front cover combined with a front surface of the nozzle body, and wherein the nozzle front cover and/or the nozzle body include corresponding ribs to cover a combining portion between the nozzle front cover and the nozzle body to minimize a foreign substance from being introduced into the combining portion of the nozzle front cover and the nozzle body. According to such a configuration, it is possible to minimize contaminants from accumulating in the fixed nozzle assembly.
    Type: Application
    Filed: December 29, 2014
    Publication date: July 2, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Dong JUNG, Chang Wook LEE
  • Publication number: 20150182095
    Abstract: A dish washing machine includes a main body, a washing tub provided in the main body, a basket provided in the washing tub to store a dish, a stationary nozzle fixed to one side of the washing tub to spray washing water, and a plurality of vanes which change a direction of the washing water sprayed from the stationary nozzle toward the basket. At least one of the plurality of vanes are rotatably provided and operate so that the washing water sprayed from the stationary nozzle is reflected toward the basket. Through such a configuration, a dead region in which the dish is not washed may be minimized.
    Type: Application
    Filed: December 30, 2014
    Publication date: July 2, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Wook Lee, Chan Young Park
  • Publication number: 20150182100
    Abstract: A dish washing machine including a drive unit to drive a vane. The drive unit includes a motor to generate driving force, a belt connected to a drive pulley and an idle pulley to transfer the driving force of the motor to the vane the motor, a rail to guide movement of the vane, a rear holder to rotatably support the drive pulley, the rear holder being coupled to one end of the rail by tension of the belt, and a front holder to rotatably support idle pulley, the front holder being coupled to the other end of the rail by the tension of the belt.
    Type: Application
    Filed: December 29, 2014
    Publication date: July 2, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chan Young PARK, Min Ho JUNG, Hyun Dong JUNG, Soo Hyung YOO, Chang Wook LEE, Seung Gee HONG
  • Publication number: 20150167791
    Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft receiving torque of an engine, an output shaft disposed in parallel with the input shaft, a first planetary gear set including a first sun gear, a first planet carrier, and a first ring gear, a second planetary gear set including a second sun gear, a second planet carrier, and a second ring gear, and a third planetary gear set including a third sun gear, a third planet carrier, and a third ring gear. The planetary gear train may further include first, second, third and fourth clutches and a first brake.
    Type: Application
    Filed: November 14, 2014
    Publication date: June 18, 2015
    Applicant: Hyundai Motor Company
    Inventors: Myeong Hoon NOH, Chang Wook Lee, Kangsoo Seo, Seong Wook Hwang, Jongsool Park, Jae Chang Kook, Seongwook Ji, Wonmin Cho
  • Publication number: 20150148170
    Abstract: A power transmission system of a hybrid electric vehicle which uses an engine and first and second motor/generators as power sources may include an input shaft receiving torque of the engine, an intermediate shaft parallel with and apart from the input shaft, an output shaft relatively rotatable with respect to the intermediate shaft, a first planetary gear set including a first rotation element, a second rotation element, and a third rotation element, a second planetary gear set including a fourth rotation element, a fifth rotation element, and a sixth rotation element, a first transfer gear connecting the second rotation element with the output shaft, a second transfer gear connecting the input shaft or the first rotation element with the sixth rotation element, and a first clutch selectively connecting two rotation elements among three rotation elements of the second planetary gear set.
    Type: Application
    Filed: September 29, 2014
    Publication date: May 28, 2015
    Applicant: Hyundai Motor Company
    Inventors: Chang Wook LEE, Kangsoo SEO, Jae Chang KOOK, Jongsool PARK, Dong Hwan HWANG
  • Publication number: 20150129004
    Abstract: A dish washing machine including a cabinet configured to form an exterior, a washing tub provided in the cabinet to wash dishes, and a jet nozzle configured to jet washing water to the washing tub, wherein the jet nozzle includes a plurality of nozzle inner walls provided therein to form a passage through which the washing water passes and having a plurality of passage inner walls provided to have arc shapes in section vertical to a flow direction of the washing water. Due to such configuration, a jetting force may be enhanced and washing efficiency may be also improved.
    Type: Application
    Filed: November 3, 2014
    Publication date: May 14, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Wook LEE, Min Ho JUNG, Hyun Dong JUNG, Chan Young PARK, Soo Hyung YOO, Seung Gee HONG
  • Publication number: 20150128999
    Abstract: A dishwasher includes a tub that accommodates dishes; a nozzle assembly that sprays washing water; a vane assembly that is moved between a first position and a second position of an inside of the tub and changes a progression path of the washing water so that the sprayed washing water can be directed toward the dishes; and a controller that moves the vane assembly to the second position if the vane assembly is disposed at the first position. When a linear washing portion washes a small quantity of dishes by spraying washing water while making a reciprocal motion in part of an inside of a washing chamber, a washing time can be reduced, and concentrated washing can also be performed.
    Type: Application
    Filed: September 30, 2014
    Publication date: May 14, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chan Young PARK, Chang Wook LEE, Seung Gee HONG, Soo Hyung YOO, Min Ho JUNG, Sang Soo CHOI
  • Publication number: 20150114152
    Abstract: A power transmitting apparatus for a vehicle may include first and second input shafts selectively receiving torque of a power source through first and second clutches, first and second output shafts disposed in parallel with the first and second input shafts, a plurality of input gears disposed on the first and second input shafts, and at least six speed gears selectively connected to the first and second output shafts through a plurality of synchronizer modules.
    Type: Application
    Filed: July 23, 2014
    Publication date: April 30, 2015
    Applicant: Hyundai Motor Company
    Inventors: Sueng Ho LEE, Chang Wook LEE, Jongsool PARK
  • Patent number: 8986154
    Abstract: A planetary gear train of an automatic transmission for a vehicle may include: a first shaft; a second parallel shaft; a first planetary gear set on the first shaft including a first element selectively connected to the first shaft, a second element selectively connected to the first shaft or a transmission housing, and a third output element; a second planetary gear set on the second shaft, and including a fourth element selectively connected to the first shaft, connected to the first element, and selectively connected to the transmission housing, a fifth element connected to the third element and directly connected to an output gear, and a sixth element selectively connected to the first shaft; four transfer gears; and frictional elements including clutches selectively connecting the first, second, fourth, and sixth elements with the first shaft and brakes selectively connecting the second and fourth elements with the transmission housing.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: March 24, 2015
    Assignee: Hyundai Motor Company
    Inventors: Chang Wook Lee, Kangsoo Seo, Myonghoon Noh, Jae Chang Kook, Hyukjun Lee, Jongsool Park
  • Patent number: 8974343
    Abstract: An automatic transmission planetary gear train for a vehicle may include a first shaft receiving a torque of an engine, a second shaft disposed substantially in parallel with the first shaft, a first planetary gear set disposed on the first shaft and including a first sun gear, a first planet carrier, and a first ring gear as rotation elements, a second planetary gear set disposed on the second shaft and including a second sun gear, a second planet carrier, and a second ring gear as rotation elements, a third planetary gear set disposed on the second shaft and including a third sun gear, a third planet carrier, and a third ring gear as rotation elements, three transfer gears forming the externally-meshed gears, and frictional elements selectively interconnecting the rotation elements of the first, second, and third planetary gear sets or selectively connecting a rotation element to a transmission housing.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: March 10, 2015
    Assignee: Hyundai Motor Company
    Inventors: Myonghoon Noh, Hyu Tae Shim, Kangsoo Seo, Jae Chang Kook, Chang Wook Lee, Jongsool Park
  • Publication number: 20150059504
    Abstract: A power transmitting apparatus for a vehicle may include a variable connecting device including a first clutch and a second clutch and selectively outputting torque of an engine through the first clutch and/or the second clutch, an input device including first and second input shafts selectively connected to the engine through the first and second clutches, and a speed output device including a first output shaft, a first speed output unit with first and second synchronizer modules, a second output shaft, and a second speed output unit with third, fourth, and fifth synchronizer modules. In the power transmitting apparatus, one seventh speed gear engaged with any one input gear on the first input shaft and another seventh speed gear engaged with any one input gear on the second input shaft are disposed on the first or second output shaft.
    Type: Application
    Filed: December 6, 2013
    Publication date: March 5, 2015
    Applicant: Hyundai Motor Company
    Inventors: Sueng Ho LEE, Chang Wook LEE, Jongsool PARK
  • Publication number: 20150027252
    Abstract: A power transmitting apparatus may include first and second input shafts selectively receiving torque of a power source through first and second clutches, first and second output shafts disposed in parallel with the first and second input shafts, a plurality of input gears disposed on the first and second input shafts, and at least five speed gears selectively connected to the first and second output shafts through a plurality of synchronizer modules.
    Type: Application
    Filed: November 26, 2013
    Publication date: January 29, 2015
    Applicant: Hyundai Motor Company
    Inventors: Sueng Ho LEE, Chang Wook LEE, Jongsool PARK
  • Publication number: 20150024894
    Abstract: A power transmission system of a hybrid electric vehicle may include an input shaft, an output shaft, a first planetary gear set including a first rotation element directly connected to a first motor/generator, a second rotation element connected to the output shaft through an externally-meshed gear and a third rotation element directly connected to the input shaft, a second planetary gear set including a fourth rotation element directly connected to a second motor/generator, a fifth rotation element connected to the output shaft through an externally-meshed gear and a sixth rotation element selectively connected to a transmission housing and selectively connected to the first rotation element, transfer gears forming the externally-meshed gears, and frictional elements selectively connecting two rotation elements of the second planetary gear set, selectively connecting the first rotation element to the sixth rotation element, or selectively connecting the sixth rotation element to the transmission housing.
    Type: Application
    Filed: December 30, 2013
    Publication date: January 22, 2015
    Applicant: Hyundai Motor Company
    Inventors: Chang Wook Lee, Jongsool Park
  • Publication number: 20150020856
    Abstract: A dish washing machine including a cabinet forming an external appearance of the dish washing machine; a washing tub arranged in the cabinet and allowing dishes to be washed therein; a dish basket arranged in the washing tub to accommodate the dishes; at least one liquid ejection unit arranged in the washing tub, the at least one liquid ejection unit to eject water; a deflection unit arranged facing the liquid ejection unit to deflect the water ejected from the liquid ejection unit toward the dish basket; and a drive unit to drive the deflection unit to be moved within the washing tub.
    Type: Application
    Filed: October 7, 2014
    Publication date: January 22, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Gee HONG, Yong Soo KYONG, Chan Young PARK, Jea Won LEE, Chang Wook LEE
  • Publication number: 20150024893
    Abstract: A power transmission system of a hybrid electric vehicle may include an input shaft receiving torque of an engine, an output gear, a first planetary gear set disposed on the input shaft and including a first rotation element connected to a first motor/generator, a second rotation element, and a third rotation element connected to the input shaft, a second planetary gear set disposed on the input shaft and including a fourth rotation element connected to a second motor/generator, a fifth rotation element directly connected to the second rotation element and to the output gear, and a sixth rotation element selectively connected to a transmission housing and selectively connected to the first rotation element, and frictional elements selectively connecting two rotation elements of the second planetary gear set, selectively connecting the first rotation element to the sixth rotation element, or selectively connecting the sixth rotation element to the transmission housing.
    Type: Application
    Filed: December 13, 2013
    Publication date: January 22, 2015
    Applicant: Hyundai Motor Company
    Inventors: Chang Wook Lee, Jongsool Park
  • Publication number: 20150000714
    Abstract: Disclosed herein is a dish washing machine having a sump assembly including a sump housing including a water storage chamber to store wash water and a sidewall portion and a bottom portion, the sidewall portion and the bottom portion defining the water storage chamber, a fine filter arranged at an upper portion of the sump housing and provided with an opening allowing the washing tub and the water storage chamber to communicate with each other therethrough, a coarse filter formed in a cylindrical shape and mounted on the opening, and a microfilter mounted in the water storage chamber to define a dirt catching chamber for catching of dirt in conjunction with one part of the sidewall portion and one part of the bottom portion of the sump housing, the microfilter being formed in a flat shape.
    Type: Application
    Filed: June 27, 2014
    Publication date: January 1, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soo Hyung YOO, Jea Won LEE, Seung Gee HONG, Chan Young PARK, Chang Wook LEE
  • Publication number: 20150005127
    Abstract: A power transmission system of a hybrid electric vehicle may include an input shaft receiving torque of an engine, an output gear outputting changed torque, a first planetary gear set disposed on the input shaft, and including a first rotation element connected to a first motor/generator, a second rotation element connected to the output gear, and a third rotation element directly connected to the input shaft, a second planetary gear set including a fourth rotation element connected to a second motor/generator and selectively connected to the third rotation element, a fifth rotation element connected to the second rotation element, a sixth rotation element selectively connected to a transmission housing, frictional elements selectively connecting two rotation elements among three rotation elements of the second planetary gear set, selectively connecting the third rotation element to the fourth rotation element, or selectively connecting the sixth rotation element to the transmission housing.
    Type: Application
    Filed: December 2, 2013
    Publication date: January 1, 2015
    Applicant: Hyundai Motor Company
    Inventors: Chang Wook Lee, Jongsool PARK