Patents by Inventor Won Min
Won Min 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).
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Patent number: 10408306Abstract: A multi-stage transmission for a vehicle includes: an input shaft, an output shaft, a first, a second, a third, and a fourth planetary gear device, each of which is disposed between the input shaft and the output shaft, and six gear-shift elements connected to rotation elements of the planetary gear devices. A first rotation element of the third planetary gear device is fixedly connected to a first rotation element of the first planetary gear device and to a first rotation element of the second planetary gear device. A second rotation element of the third planetary gear device is fixedly connected to a third rotation element of the first planetary gear device and to a third rotation element of the fourth planetary gear device. A third rotation element of the third planetary gear device is selectively connected to the input shaft.Type: GrantFiled: November 27, 2017Date of Patent: September 10, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA Motor CorporationInventors: Hyun Sik Kwon, Seong Wook Ji, Ki Tae Kim, Ju Hyeon Park, Il Han Yoo, Seong Wook Hwang, Won Min Cho
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Patent number: 10400868Abstract: A multi-stage transmission for a vehicle includes an input shaft; an output shaft; first, second, third, fourth and fifth planetary gear sets disposed between the input shaft and the output shaft to transmit rotary force, each of the first, second, third, fourth and fifth planetary gear sets having three rotary elements; and six shifting elements connected to the rotary elements of the first, second, third, fourth and fifth planetary gear sets.Type: GrantFiled: December 6, 2017Date of Patent: September 3, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jae Chang Kook, Hyun Sik Kwon, Ki Tae Kim, Won Min Cho, Seong Wook Hwang, Seong Wook Ji
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Patent number: 10400864Abstract: A multistage transmission for a vehicle includes: input and output shafts; four planetary gear devices each having three rotary elements to transfer rotary force; and six shift elements connected to the rotary elements of the planetary gear devices. A first rotary element of the first planetary gear device is selectively connected to a transmission case and to a second rotary element of a second planetary gear device, a second rotary element of the first planetary gear device is selectively connected to the transmission case and fixedly connected to a third rotary element of the second planetary gear device, and a third rotary element of the first planetary gear device is selectively connected to the second rotary element of the second planetary gear device and fixedly connected to a third rotary element of a third planetary gear device and a first rotary element of a fourth planetary gear device.Type: GrantFiled: December 8, 2017Date of Patent: September 3, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Seong Wook Hwang, Hyun Sik Kwon, Ki Tae Kim, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10400865Abstract: A multi-stage transmission for a vehicle is provided that has at least nine forward shifting stages and one reverse shifting stage with a relatively small number of parts and a configuration such that an engine may be operated at desired operation points, thereby increasing fuel efficiency of the vehicle, and the engine may be operated more quietly, thereby improving the quietness of the vehicle.Type: GrantFiled: March 23, 2018Date of Patent: September 3, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Seong Wook Hwang, Jae Chang Kook, Hyu Tae Shim, Seong Wook Ji, Won Min Cho, Kang Soo Seo, Myeong Hoon Noh
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Patent number: 10352405Abstract: A vehicular multi-stage transmission includes: input and output shafts; first, second, third and fourth planetary gear devices each including first, second and third rotary elements; and seven shifting elements connected to the rotary elements of the four planetary gear devices. In particular, the second rotary element of the first planetary gear device PG1 is selectively connected to a transmission case by a first shifting element while being selectively connected to the input shaft, and the secondary rotary element of the first planetary gear device is selectively connected to the third rotary element of the second planetary gear device, the first rotary element of the third planetary gear device, and the first rotary element of the fourth planetary gear device. In addition, the third rotary element of the first planetary gear device is fixedly connected to the second rotary element of the second planetary gear device.Type: GrantFiled: November 14, 2017Date of Patent: July 16, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jae Chang Kook, Seong Wook Ji, Ju Hyun Park, Won Min Cho, Hyun Sik Kwon, Il Han Yoo, Seong Wook Hwang, Ki Tae Kim
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Patent number: 10344837Abstract: Disclosed is a vehicle transmission with multiple gear stages, the transmission being capable of improving fuel economy and the performance of a vehicle. The vehicle transmission includes four planetary gear sets and six friction members. A shifting operation is performed such that rotary elements of the planetary gear sets are selectively connected and disconnected by the friction members so that the speed and direction of rotation of each gear are changed. Through this shifting operation, a vehicle can drive with one of ten or more forward speed gear ratios and one or more reverse speed gear ratios.Type: GrantFiled: December 11, 2017Date of Patent: July 9, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA Motors CorporationInventors: Seong Wook Hwang, Hyun Sik Kwon, Ki Tae Kim, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10344831Abstract: A transmission may include input shaft connected to second rotary element of the third planetary gear set and first clutch; first shaft connecting first rotary element of the second planetary gear set, and second clutch; second shaft connecting first rotary element of the third planetary gear set and first brake; third shaft connecting first rotary element of the first planetary gear set and third clutch; fourth shaft connecting third rotary element of the fourth planetary gear set, the third clutch, and second brake; fifth shaft connecting second rotary element of the first planetary gear set, second rotary element of the second planetary gear set, and third rotary element of the third planetary gear set; and sixth shaft connecting third rotary element of the first planetary gear set, third rotary element of the second planetary gear set, first rotary element of the fourth planetary gear set, and fourth clutch.Type: GrantFiled: June 28, 2017Date of Patent: July 9, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Seong Wook Ji, Kang Soo Seo, Jae Chang Kook, Seong Wook Hwang, Hyu Tae Shim, Won Min Cho, Hyun Sik Kwon, Wook Jin Jang, Myeong Hoon Noh
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Patent number: 10344836Abstract: Disclosed is a vehicle transmission capable of improving fuel economy and performance of a vehicle with an increased number of gear stages. The vehicle transmission includes three simple planetary gear sets and one compound planetary gear set or includes five simple planetary gear sets. A shifting operation is performed by changing speed and direction of rotation of gears in a manner of selectively connecting and disconnecting rotary elements of the gear sets and a plurality of friction members. The vehicle transmission provides ten or more forward speed ratios and one or more reverse speed ratios through this shifting operation.Type: GrantFiled: December 4, 2017Date of Patent: July 9, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA Motors CorporationInventors: Ki Tae Kim, Seong Wook Hwang, Hyun Sik Kwon, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10336155Abstract: An air conditioning system for hybrid vehicles includes: a heater core receiving engine cooling water from an engine and heat an air blown into a vehicle room; an electric water pump pumping the engine cooling water through the heater core when a motor vehicle is switched from an engine drive mode to a motor drive mode; a discharged air temperature sensing unit sensing a discharged air temperature as a temperature of an air discharged into the vehicle room; and a control unit when the motor vehicle is switched from the engine drive mode to the motor drive mode differentially controls a rotational speed of the electric water pump depending on a temperature difference between the discharged air temperature inputted from the discharged air temperature sensing unit and a target discharge temperature calculated in advance based on internal/external temperature conditions and a user set temperature.Type: GrantFiled: September 23, 2015Date of Patent: July 2, 2019Assignee: HANON SYSTEMSInventors: Sang Jun Yoo, Young Min Kim, Tae Eun Kim, Se Won Min, Chang Hyun Baek, Hong Rae Jung
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Patent number: 10330178Abstract: A vehicle transmission realizes speed change via variation in rotation speed and direction by selective control operation using combinations of six friction elements and a plurality of rotating elements of four planetary gear devices, and enables vehicle driving by realizing at least ten stage gear ratios for forward movement and at least one stage gear ratio for backward movement based on different speeds, wherein the vehicle transmission may increase fuel efficiency and power performance resulting from the multiple stages of the transmission.Type: GrantFiled: November 28, 2017Date of Patent: June 25, 2019Assignees: Hyundai Motor Company, Kia Motor Corp.Inventors: Seong Wook Ji, Seong Wook Hwang, Hyun Sik Kwon, Ki Tae Kim, Won Min Cho, Jae Chang Kook
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Publication number: 20190177935Abstract: The safety tripod includes a tripod, a flight driving machine mounted on the tripod to enable the tripod to fly, a landing base for seating the tripod on the ground when the tripod lands, and a standing guide mounted on the tripod to enable the tripod to stand up.Type: ApplicationFiled: December 11, 2018Publication date: June 13, 2019Inventors: Seon Yeob KIM, Sang Oh HAN, Kyong Won MIN, Sun Bin YIM
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Patent number: 10315444Abstract: A printing device includes a main body including a printing unit for printing on a material, and a winding unit for winding a printed material; and a moving device provided in the main body and configured to allow the winding unit to reciprocate between an outlet space of the printing unit and an inlet space thereof.Type: GrantFiled: May 27, 2016Date of Patent: June 11, 2019Assignee: KOSTECH, INC.Inventor: Kyung-Won Min
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Patent number: 10316941Abstract: Disclosed is a transmission for a vehicle that can improve fuel efficiency by implementing multiple steps of shifting and improve vehicle driving comfort by using operating points in a low RPM range of an engine. According to the transmission, since three single planetary gear sets and one compound planetary gear set are combined or five single planetary gear sets are compound and the rotary elements of the planetary gear sets and friction members are selectively connected and disconnected, their rotational speeds and directions are changed when shifting is performed. Therefore, a vehicle can be driven with the gear ratios of ten or more steps of forward shifting and one step of reverse shifting.Type: GrantFiled: November 9, 2017Date of Patent: June 11, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Ki Tae Kim, Seong Wook Hwang, Hyun Sik Kwon, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10316938Abstract: A transmission apparatus may include an input shaft and an output shaft; first to fourth planetary gear devices, each of which is disposed between the input shaft and the output shaft to transfer and has three rotation elements; and six gear-shifting elements connected to the rotation elements of the planetary gear devices, wherein a first rotation element of the first planetary gear device is fixedly connected to a first rotation element of the second planetary gear device, a second rotation element of the first planetary gear device is fixedly connected to a third rotation element of the second planetary gear device and to a third rotation element of the fourth planetary gear device, and a third rotation element of the first planetary gear device is fixedly connected to a third rotation element of the third planetary gear device and to a second rotation element of the fourth planetary gear device.Type: GrantFiled: November 30, 2017Date of Patent: June 11, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Hyun Sik Kwon, Seong Wook Ji, Ki Tae Kim, Ju Hyeon Park, Il Han Yoo, Seong Wook Hwang, Won Min Cho
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Patent number: 10304406Abstract: A display apparatus includes a display panel including a switching element connected to a data line and a gate line, a pixel electrode connected to the switching element, a common electrode facing the pixel electrode and a liquid crystal layer disposed between the pixel electrode and the common electrode. The display apparatus further includes a data driving circuit configured to convert image data to a data voltage. The display apparatus further includes a driving voltage generator configured to generate a common voltage, in response to a voltage control signal from a timing controller, to the common electrode and the data driving circuit, which is configured to output the common voltage to the pixel electrode during an initial setting period when power is turned on to the display apparatus.Type: GrantFiled: December 15, 2016Date of Patent: May 28, 2019Assignee: SAMSUNG DISPLAY CO., Ltd.Inventors: Jeong-Oh Jin, Hyeok-Tae Kwon, Dongkeon Kim, Seonhye Kim, Se-Won Min, Hyunjung Son, Utah Choi
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Patent number: 10302175Abstract: A vehicle transmission includes: four planetary gear sets and six friction elements which may be combined such that the rotation speed and direction are changed by selectively interrupting operations using the rotation elements of the planetary gear sets and the plurality of friction elements, wherein with such a shifting action, the vehicle may be driven by implementing gear ratios of at least ten forward stages and at least one reverse stage.Type: GrantFiled: December 4, 2017Date of Patent: May 28, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Hyun Sik Kwon, Seong Wook Ji, Won Min Cho, Seong Wook Hwang, Ki Tae Kim
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Patent number: 10288151Abstract: A multi-stage transmission is disclosed. The multi-stage transmission includes: two simple planetary gear sets, each including three rotary elements; one compound planetary gear set including four rotary elements; and six shifting elements. Since ten forward shifting stages and one reverse shifting stage can be accomplished with a relatively small number of parts, a simple construction and a low weight, the multi-stage transmission provides a further improved speed ratio for the driving conditions of the vehicle, thereby improving the fuel efficiency of the vehicle.Type: GrantFiled: November 9, 2017Date of Patent: May 14, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Hyun Sik Kwon, Seong Wook Hwang, Ki Tae Kim, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10267389Abstract: A multi-stage transmission for vehicles includes an input shaft for receiving power from an engine, an output shaft for outputting the power, a first planetary gear device, a second planetary gear device, a third planetary gear device, and a fourth planetary gear device. Each of the planetary gear devices has three rotary elements, a first rotary shaft connected to the input shaft, a second rotary shaft, a third rotary shaft, a fourth rotary shaft, a fifth rotary shaft, a sixth rotary shaft, a seventh rotary shaft, and an eighth rotary shaft connected to the third rotary element of the third planetary gear device, to the second rotary element of the fourth planetary gear device, and to the output shaft.Type: GrantFiled: November 29, 2017Date of Patent: April 23, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seong Wook Ji, Hyun Sik Kwon, Won Min Cho, Seong Wook Hwang, Ki Tae Kim
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Publication number: 20190113108Abstract: A multi-stage transmission for a vehicle, may include an input shaft and an output shaft; a first planetary gear set, a second planetary gear set, a third planetary gear set, and a fourth planetary gear set provided to transfer a torque between the input shaft and the output shaft and each including three rotation elements; and seven shifting elements connected to the rotation elements of the planetary gear sets.Type: ApplicationFiled: December 4, 2017Publication date: April 18, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Seong Wook Hwang, Hyun Sik Kwon, Ki Tae Kim, Won Min Cho, Jae Chang Kook, Seong Wook Ji
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Patent number: 10260601Abstract: Disclosed herein is a multi-stage transmission for a vehicle. The multi-stage transmission includes an input shaft IN and an output shaft OUT; a first planetary gear set PG1, a second planetary gear set PG2, a third planetary gear set PG3, and a fourth planetary gear set PG4 installed between the input shaft IN and the output shaft OUT so as to transfer a torque and each including three rotary elements; and six shifting elements connected to the rotary elements of the first to fourth planetary gear sets.Type: GrantFiled: November 30, 2017Date of Patent: April 16, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA Motors CorporationInventors: Hyun Sik Kwon, Seong Wook Ji, Ki Tae Kim, Ju Hyeon Park, Il Han Yoo, Seong Wook Hwang, Won Min Cho