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).

  • Publication number: 20180263460
    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: May 21, 2018
    Publication date: September 20, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyun Dong JUNG, Chang Wook LEE
  • Patent number: 10074370
    Abstract: Embodiments disclosed herein provide a wireless controller which shows a voice, motion, or an image complying with or not complying with a user's command and controls an external device in accordance with the user's command. According to an embodiment, a wireless controller includes a main body provided in a shape of a flowerpot, and includes a voice recognition unit, a control unit generating a signal for controlling an object to be controlled, which is designated by a voice recognized in the voice recognition unit, in accordance with the voice, and a communication unit outputting the control signal generated in the control unit to the object to be controlled; and an indicator provided at the main body in a shape of at least one of a stem, a leaf, a flower, and a tree, and showing a motion corresponding to the voice recognized in the voice recognition unit.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: September 11, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hwa Choi, Bo Kyung Kim, Ji Ho Seo, Chang Wook Lee
  • Patent number: 10045680
    Abstract: Disclosed herein is a dishwasher including a spray unit fixed to one sidewall of a wash tub and a reflecting plate assembly to reflect wash water sprayed from the spray unit onto dishes and to linearly reciprocate in a spray direction of the wash water sprayed from the spray unit. The dishwasher further includes a drive unit to drive the reflecting plate assembly, and a cam unit to transmit driving force of the drive unit to the reflecting plate assembly. The drive unit includes a motor to generate rotational force, and a belt forming a closed loop and caused to make cyclic movement by the motor. The cam unit is engaged with the belt to transmit power of the belt to the reflecting plate assembly. The cam is alternately engaged with first and second portions of the belt to cause the reflecting plate assembly to reciprocate.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: August 14, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan Young Park, Chang Wook Lee, Seung Gee Hong, Young Su Ser, Soo Hyung Yoo, Kwan Woo Hong, Yong Soo Kyong, Jea Won Lee, Dae Uk Kang, Jeong Hoon Kang, Sung Jin Kim
  • Patent number: 10034595
    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: Grant
    Filed: September 30, 2014
    Date of Patent: July 31, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan Young Park, Chang Wook Lee, Seung Gee Hong, Soo Hyung Yoo, Min Ho Jung, Sang Soo Choi
  • Patent number: 10024422
    Abstract: The present disclosure relates to a method for controlling a lock-up clutch of an automatic transmission. The method includes: a detecting step of detecting, by a controller, a current signal applied to a solenoid valve of an engaging element when a gear change operation begins; and a first increasing control step of controlling, by the controller, an amount of current that is applied to a solenoid valve of a lock-up clutch during an initial fill time period when it is determined that the current signal is applied to the solenoid valve of the engaging element. In particular, the solenoid valve of the engaging element is used to form a gear stage, and the controller increases the amount of current to a predetermined level for a predetermined period of time.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: July 17, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Min Jae Chai, Se Hwan Jo, Kyung Moo Lee, Chang Wook Lee, Won Ho Kim, Bong Uk Bae, Jin Young Hwang
  • Patent number: 10018250
    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: Grant
    Filed: February 17, 2016
    Date of Patent: July 10, 2018
    Assignee: Hyundai Motor Company
    Inventors: Sueng Ho Lee, Chang Wook Lee, Jongsool Park
  • Patent number: 9993133
    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: Grant
    Filed: December 29, 2014
    Date of Patent: June 12, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Dong Jung, Chang Wook Lee
  • Patent number: 9995371
    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 outputting changed torque of the engine, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a third planetary gear set including seventh, eighth, and ninth rotation elements, a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements, and six friction elements disposed to selectively connect the rotation elements, or to selectively connect at least one rotation element and a transmission housing.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: June 12, 2018
    Assignee: Hyundai Motor Company
    Inventors: Jong Soo Kim, Dong Hwan Hwang, Seong Wook Hwang, Chang Wook Lee, Wonmin Cho, Hyun Sik Kwon, Jong Sool Park, Kyeong Hun Lee, Seongwook Ji
  • Patent number: 9968237
    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: Grant
    Filed: December 30, 2014
    Date of Patent: May 15, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Wook Lee, Chan Young Park
  • Patent number: 9951847
    Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft; an output shaft; a first to fourth planetary gear sets and six control elements disposed at portions selectively connecting between the rotation elements or disposed at portions selectively connecting between the rotation elements and a transmission housing, wherein the input shaft is continuously connected to the second rotation element, the output shaft is continuously connected to the eleventh rotation element, the first rotation element is continuously connected to the fourth rotation element, the fifth rotation element is continuously connected to the eighth rotation element, the sixth rotation element is continuously connected to the eleventh rotation element, the ninth rotation element is continuously connected to the tenth rotation element, the ninth rotation element is selectively connected to the transmission housing, and the six control elements are selectively operated in combination of three of the six c
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: April 24, 2018
    Assignee: Hyundai Motor Company
    Inventors: JongSool Park, Dong Hwan Hwang, Seong Wook Hwang, Seongwook Ji, Chang Wook Lee, Hyun Sik Kwon, SeokJin Kim, KyeongHun Lee, Wonmin Cho
  • Patent number: 9909650
    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 outputting changed torque, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a compound planetary gear set formed by combining third and fourth planetary gear sets and including seventh, eighth, ninth, and tenth rotation elements, a fifth planetary gear set including eleventh, twelfth, and thirteenth rotation elements, and six friction elements disposed between at least one rotation element among thirteen rotation elements and another rotation element or the input shaft, or between at least one rotation element among the thirteen rotation elements and a transmission housing.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: March 6, 2018
    Assignee: Hyundai Motor Company
    Inventors: JongSool Park, Sueng Ho Lee, Chang Wook Lee, KyeongHun Lee, Dong Hwan Hwang
  • Publication number: 20180055332
    Abstract: A dishwasher includes a main body, a washing tub provided inside the main body, and configured to wash dishes therein, a fixed nozzle assembly fixed to one side of the washing tub, and configured to spray washing water; and a vane installed inside the washing tub in such a way to be movable along a first direction, and configured to reflect washing water sprayed from the fixed nozzle assembly toward the dishes.
    Type: Application
    Filed: July 6, 2017
    Publication date: March 1, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Wook LEE, Seung Gee HONG, Hyung Kwen HAM, Ji Sun YANG, BUESING JOHANNES, Soo Hyung YOO, Seung Wan YOO
  • Publication number: 20180055330
    Abstract: A dishwasher including a washing tub having a bottom plate having an opening, a nozzle having a spraying hole configured to spray water, the nozzle passing through the opening, and a sealing member configured to seal the opening. The bottom plate includes a base portion on which the nozzle is installed, and a protruding portion extending downward from the base portion to form the opening, the nozzle includes a support portion on the base portion, and a nozzle side portion facing the protruding portion. A part of the support portion contacts the base portion and another part of the support portion is spaced apart from the base portion according to an inclination of the base portion, where the sealing member is disposed between the protruding portion and the nozzle side portion. The spraying trajectory of the water can thus be kept constant despite the inclination deviation of the base portion.
    Type: Application
    Filed: August 31, 2017
    Publication date: March 1, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Soo Hyung YOO, Johannes BUESING, In Ju LEE, Chang Wook LEE, Seung Gee HONG
  • Patent number: 9903444
    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 outputting changed torque of the engine, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a third planetary gear set including seventh, eighth, and ninth rotation elements, and a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements, in which the input shaft is directly connected to the second rotational element and the sixth rotational element, the output shaft is directly connected to the third rotational element and the eleventh rotational element, the fourth rotational element is directly connected to the eighth rotational element and is selectively connected to the first rotational element, and the seventh rotational element is directly connected to the tenth rotational element.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: February 27, 2018
    Assignee: Hyundai Motor Company
    Inventors: Seong Wook Hwang, Jae Chang Kook, Dong Hwan Hwang, Chang Wook Lee, Seongwook Ji, Wonmin Cho, Hyun Sik Kwon, Jong Sool Park, Kyeong Hun Lee, Jong Soo Kim
  • Patent number: 9890833
    Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft, an output shaft, first to fourth planetary gear sets and seven friction elements disposed to selectively connect the rotation elements with the rotation element and selectively connect the rotation elements with a transmission housing, and wherein the input shaft is continuously connected to the second rotation element, the output shaft is continuously connected to the eleventh rotation element, the first rotation element is continuously connected to the sixth rotation element, the first rotation element is continuously connected to the eighth rotation element, the third rotation element is continuously connected to the seventh rotation element, the ninth rotation element is continuously connected to the tenth rotation element, and the output shaft is selectively connected with the third rotation element, and wherein three friction elements among seven friction elements are operated at each speed stage.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: February 13, 2018
    Assignee: Hyundai Motor Company
    Inventors: KyeongHun Lee, Chang Wook Lee, JongSool Park, Sueng Ho Lee, Dong Hwan Hwang
  • Patent number: 9861254
    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: Grant
    Filed: December 29, 2014
    Date of Patent: January 9, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan Young Park, Min Ho Jung, Hyun Dong Jung, Soo Hyung Yoo, Chang Wook Lee, Seung Gee Hong
  • Patent number: 9863503
    Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft receiving power of an engine, an output shaft configured to output shifted power, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a third planetary gear set including seventh, eighth, and ninth rotation elements, a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements, and six control elements which are disposed between the rotation elements, and disposed at portions where the rotation elements are selectively connected to a transmission housing.
    Type: Grant
    Filed: November 21, 2015
    Date of Patent: January 9, 2018
    Assignee: Hyundai Motor Company
    Inventors: JongSool Park, Dong Hwan Hwang, Seong Wook Hwang, Seongwook Ji, Chang Wook Lee, Hyun Sik Kwon, SeokJin Kim, KyeongHun Lee, Wonmin Cho
  • Patent number: 9856954
    Abstract: A planetary gear train of automatic transmission may comprise an input shaft, an output shaft, first, second, third, and fourth planetary gear sets having first to twelfth rotating element, and six control elements disposed between one of the rotating elements and another or the input shaft, between one of the rotating elements and the output shaft, or between one of the rotating elements and a transmission housing, wherein the input shaft is directly connected with the third rotating element, the output shaft is connected with the eleventh rotating element continuously, the second rotating element is directly connected with the eleventh rotating element, the third rotating element is directly connected with the fourth rotating element, the fifth rotating element is directly connected with the ninth rotating element, the sixth rotating element is directly connected with the tenth rotating element, and the seventh rotating element is selectively connected with the transmission housing.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: January 2, 2018
    Assignee: Hyundai Motor Company
    Inventors: JongSool Park, Dong Hwan Hwang, Seong Wook Hwang, Seongwook Ji, Chang Wook Lee, Hyun Sik Kwon, SeokJin Kim, KyeongHun Lee, Wonmin Cho
  • Patent number: 9856949
    Abstract: A planetary gear train for an automatic transmission may include input shaft, output shaft, first to fourth planetary gear sets and seven friction elements disposed to selectively connect the rotation elements with the rotation element and selectively connect the rotation elements with a transmission housing, and wherein the input shaft is/are continuously connected to the second rotation element, the output shaft is/are continuously connected to the eleventh rotation element, the third rotation element is/are continuously connected to the fifth rotation element, the third rotation element is/are continuously connected to the tenth rotation element, the fourth rotation element is/are continuously connected to the ninth rotation element, the sixth rotation element is/are continuously connected to the seventh rotation element, the input shaft is/are selectively connected to the sixth rotation element, wherein three friction elements among seven friction elements is/are operated at each speed stage.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: January 2, 2018
    Assignee: Hyundai Motor Company
    Inventors: Dong Hwan Hwang, Sueng Ho Lee, Chang Wook Lee, JongSool Park, KyeongHun Lee
  • Patent number: 9841082
    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 outputting changed torque of the engine, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth, and sixth rotation elements, a third planetary gear set including seventh, eighth, and ninth rotation elements, a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements, and seven friction elements disposed to selectively connect the rotation elements with each other and selectively connect the rotation elements with a transmission housing.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: December 12, 2017
    Assignee: Hyundai Motor Company
    Inventors: Chang Wook Lee, Sueng Ho Lee, JongSool Park, KyeongHun Lee, Dong Hwan Hwang