Patents by Inventor Sang In Jang
Sang In Jang 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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Publication number: 20230344294Abstract: A stator assembly includes a stator core including a plurality of slots configured to penetrate through the stator core in a circumferential direction, each of the slots including a plurality of layers in a radial direction; and a plurality of hairpin coils configured to fasten and interconnect to the slots, respectively, to form a coil winding. The hairpin coils include a main coil having a first slot pitch, an anomalous coil having a second slot pitch different from the first slot pitch, and a leader coil. In each of the slots, the main coil is disposed in each of a radially innermost layer of the layers, a radially outermost layer of the layers, and an intermediate layer of the layers between the innermost layer and the outermost layer. The leader coil is disposed in each of the innermost layer and the outermost layer.Type: ApplicationFiled: December 28, 2022Publication date: October 26, 2023Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jae Min LEE, Ik Sang JANG
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Publication number: 20230332343Abstract: There is provided an anhydrous dyeing system for yarn, including: a transfer printer which repeatedly sprays dye ink on a surface of a transfer sheet a plurality of times to laminate and apply ink layers; a dyeing jig which is in a drum form having a plurality of microholes formed in an outer circumferential surface thereof to penetrate inside and outside; a process chamber into which the dyeing jig is put; a heating member for heating the yarn wound on the dyeing jig, by supplying heat to the inside of the process chamber; and a vacuum-generating member which is in communication with an internal space of the dyeing jig and vacuum-evacuates the air in the internal space of the dyeing jig to thereby form a vacuum pressure inside the dyeing jig.Type: ApplicationFiled: August 26, 2021Publication date: October 19, 2023Applicant: ASSEMS INC.Inventors: Ji-Sang JANG, Jae-Jeong LEE, Kyoung-Kyu KIM, Kyung-Seok CHOI, Chi-Kyun PARK, Yong-Hoon PARK
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Patent number: 11740289Abstract: The present disclosure relates to a relay examination device and a battery management system including the same, the relay examination device includes a first resistor unit having one end connected to one end of a relay, a second resistor unit having one end connected to the other end of the first resistor unit, a power unit connected to the other end of the second resistor unit and configured to supply power, and a control unit configured to receive a voltage signal applied between the first resistor unit and the second resistor unit and to examine whether the relay is open or closed or whether the relay has malfunctioned.Type: GrantFiled: May 3, 2022Date of Patent: August 29, 2023Assignee: SK ON CO., LTD.Inventors: Byoung Kyu Park, Ho Sang Jang, Seon Yong Kim, Yong Sug Choi
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Patent number: 11706845Abstract: Provided is an end cell heater for a fuel cell capable of preventing water existing in reaction cells of a fuel cell stack from being frozen to improve initial start ability and initial driving performance of the fuel cell at the time of cold-starting the fuel cell during winter by disposing heaters on end cells disposed at both ends of the fuel cell stack and capable of securing air-tightness and pressure resistance properties of air passages and fuel passages formed in the end cell.Type: GrantFiled: September 21, 2020Date of Patent: July 18, 2023Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanon SystemsInventors: Kil Sang Jang, Ju Han Kim
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Publication number: 20230216729Abstract: A management system and a control method are disclosed to transmit/share fault state information immediately without constructing a separate communication path for transmitting fault state information.Type: ApplicationFiled: December 20, 2022Publication date: July 6, 2023Inventors: Jae Hee LEE, Woo Jung KIM, Ki Man LA, Sang Hae PARK, Jeong Min SEO, Ki Bum SUNG, Ho Sang JANG, Dong Hyeon KIM, Ji Hun KIM, Myoung Su SONG
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Publication number: 20230204671Abstract: A battery system includes first to N-th battery modules sequentially connected in a daisy chain configuration; and a master controller connected to the first battery module through an interface IC, selecting at least one target module among the first to N-th battery modules, and transmitting a control command for the target module. The target module unidirectionally transmits the control command received from the master controller, and bidirectionally transmits response data generated in response to the control command. The master controller selects the N-th battery module as the target module first, and selects the first battery module as the target module last.Type: ApplicationFiled: December 27, 2022Publication date: June 29, 2023Inventors: Jae Hee LEE, Woo Jung KIM, Ki Man LA, Sang Hae PARK, Jeong Min SEO, Ki Bum SUNG, Ho Sang JANG, Dong Hyeon KIM, Ji Hun KIM, Myoung Su SONG
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Publication number: 20230208684Abstract: A transmission/reception method and device for isolated communication is proposed. The transmission/reception method includes performing transmission, wherein bit streams are extracted from data and two or more predetermined number of bits are modulated into one DC balanced symbol so as to generate a signal in which a plurality of symbols are listed, thereby transmitting the signal through an isolated communication circuit, and performing reception, wherein the signal is received through the isolated communication circuit and the plurality of symbols included in the signal are demodulated into the two or more predetermined number of bits so as to generate the bit streams and organize the bit streams into the data. The transmission/reception method and device may reduce power consumption at the same communication speed because a plurality of bits is represented by the one DC balanced symbol.Type: ApplicationFiled: December 29, 2022Publication date: June 29, 2023Inventors: Jae Hee LEE, Woo Jung KIM, Ki Man LA, Sang Hae PARK, Jeong Min SEO, Ki Bum SUNG, Ho Sang JANG, Jong Kyoung LEE, Jin Yong JEON
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Patent number: 11650254Abstract: A battery management system includes a microcontroller unit which transmits and receives communications information through a communications input/output terminal, a fault generator unit which generates fault information and transmits the fault information through a fault information output terminal, and a battery cell monitoring unit which is coupled to the communications input/output terminal and the fault information output terminal and diagnoses an operation of internal function based on the fault information transmitted from the fault generator unit and outputs an internal diagnosis result value to the microcontroller unit.Type: GrantFiled: January 15, 2021Date of Patent: May 16, 2023Assignee: SK On Co., Ltd.Inventors: Jae Hee Lee, Ki Man La, Sang Hae Park, Jeong Min Seo, Ki Bum Sung, Ho Sang Jang
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Patent number: 11628706Abstract: The present invention relates to a coolant heater comprising: a heating element for heating coolant; a first housing for accommodating the heating element; a cover plate for sealing the first housing in which the heating element is accommodated; a temperature fuse provided in an external space formed by coupling the first housing and the cover plate, and disposed to be adjacent to the cover plate; and a second housing for pressing the temperature fuse so as to pressurize the same toward the cover plate, wherein overheat sensing responsiveness of the heating element is improved such that the overheat of the heating element can be prevented, and failure factors in a part in which the temperature fuse is coupled are reduced such that a durability is improved.Type: GrantFiled: August 22, 2018Date of Patent: April 18, 2023Assignees: Hanon Systems, DAEWOO ELECTRONIC COMPONENTS CO., LTD.Inventors: Kil Sang Jang, Ji Hoon Park, Jeong Hyun Son, Man Ok Lee, Bok Sun Kang, Young Chul Kim, Hak Kyu Kim, Yong Jin Moon, Seung Ho Lee, Hyun Seok Jung, Kyung Seok Cho, Yong Ha Chae
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Patent number: 11619333Abstract: A connecting device for piping is disclosed. The connecting device for piping includes a connecting device body having therein ball insertion holes, balls inserted into the ball insertion holes so as to come into close contact with the outer surface of a pipe, a locking cap including a locking cap body movably coupled to the connecting device body and a pressing rim portion pressing the balls, a locking cap spring pressing the locking cap toward the position at which the locking cap contacts the balls, a stopper cap movably coupled to the connecting device body so as to limit movement of the locking cap, a plunger including a plunger body, a plunger tube inserted into the pipe, and a packing disposed on the periphery of the plunger tube so as to come into contact with the pipe, and a plunger spring pressing the plunger toward the pipe.Type: GrantFiled: April 13, 2021Date of Patent: April 4, 2023Assignee: ESSEN TECH CO., LTD.Inventors: Ji Ho Kwak, Sang In Jang, Jin Myung Hong, Jung Hoon Choi, Ha Yeong Seong
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Publication number: 20230057066Abstract: Provided is a battery module. The battery module includes a module case; first and second battery groups disposed inside the module case to be spaced apart from each other, each of the first and second battery groups including a plurality of battery cells; a first bus bar assembly disposed on a first side of the first battery group, the first bus bar assembly including a first bus bar electrically connecting the plurality of battery cells of the first battery group; a second bus bar assembly disposed on a first side of the second battery group, the second bus bar assembly including a second bus bar electrically connecting the plurality of battery cells of the second battery group; and a sensing unit electrically connected to both the first bus bar and the second bus bar and configured to measure states of the plurality of battery cells.Type: ApplicationFiled: August 17, 2022Publication date: February 23, 2023Inventors: Ho Sang Jang, Ji Eun Kang, Hae Ryong Jeon, Jung Hwan Park
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Patent number: 11552311Abstract: An embodiment fuel cell includes a cell stack including a plurality of unit cells stacked in a first direction, a plate disposed at one of two end portions of the cell stack, the plate including a first terminal unit protruding in a second direction intersecting the first direction, a heating element including a second terminal unit engaged with the first terminal unit of the plate in the second direction, the heating element being disposed between the one of the two end portions of the cell stack and the plate, and an insulation part disposed at at least one of the first terminal unit or the second terminal unit, wherein one of the first terminal unit and the second terminal unit includes a pair of male heater terminals protruding in the second direction, and the other includes a pair of female heater terminals.Type: GrantFiled: August 12, 2021Date of Patent: January 10, 2023Assignees: Hanon Systems, Hyundai Motor Company, Kia CorporationInventors: Hyun Woong Ko, Yong Ha Chae, Kil Sang Jang
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Publication number: 20220396905Abstract: An anhydrous fiber-dyeing apparatus using vacuum transfer, includes: a hollow drum in which a plurality of fine holes are formed to penetrate therethrough, and a fiber to be dyed are wound around an outer surface thereof; a transfer film covering the outer surface of the fiber wound around the drum and having an inner side surface coated with a dye; heating means heating the fiber wound around the drum; and a vacuum means suctioning air through an inner space of the drum to form a vacuum pressure through the fine holes of the drum.Type: ApplicationFiled: November 12, 2020Publication date: December 15, 2022Applicant: ASSEMS INC.Inventors: Ji-Sang JANG, Jae-Jeong LEE, Kyoung Kyu KIM, Kyung-Seok CHOI, Chi-Kyun PARK, Yong-Hoon PARK
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Publication number: 20220386744Abstract: A three-dimensional out sole having a pattern having improved quality and durability has a dye permeated into the surface of the outsole. A depth to which the dye penetrating the micropores is 0.08 mm to 0.12 mm. The dye is permeated into the microspores through vacuum suction. The dye is digitally printed on a thermoplastic sheet. The thermoplastic sheet on which the dye is printed is heated to be softened with flexibility. The softened sheet having flexibility is closely attached to a surface of the shoe outsole having the three-dimensional shape through vacuum adsorption and then is permeated therein.Type: ApplicationFiled: October 21, 2020Publication date: December 8, 2022Applicant: ASSEMS INC.Inventors: Ji-Sang JANG, Jae-Jeong LEE, Kyoung Kyu KIM, Kyung-Seok CHOI, Chi-Kyun PARK, Yong-Hoon PARK
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Patent number: 11515719Abstract: The present invention relates to a device and a method for diagnosing a switch using voltage distribution, and more particularly, to a device and a method for diagnosing a switch using voltage distribution, which connect one or more resistors connected in series with the switch in parallel and calculate voltage applied to one resistor among one or more resistors by using the voltage distribution to diagnose a state of the switch based on the calculated voltage, in order to diagnose the state of the switch positioned on a cathode power supply line connecting a battery and a load.Type: GrantFiled: September 20, 2017Date of Patent: November 29, 2022Inventors: Tae Youn Kim, Ho Sang Jang, Lyang Wook Jo
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Publication number: 20220260638Abstract: The present disclosure relates to a relay examination device and a battery management system including the same, the relay examination device includes a first resistor unit having one end connected to one end of a relay, a second resistor unit having one end connected to the other end of the first resistor unit, a power unit connected to the other end of the second resistor unit and configured to supply power, and a control unit configured to receive a voltage signal applied between the first resistor unit and the second resistor unit and to examine whether the relay is open or closed or whether the relay has malfunctioned.Type: ApplicationFiled: May 3, 2022Publication date: August 18, 2022Inventors: Byoung Kyu PARK, Ho Sang Jang, Seon Yong Kim, Yong Sug Choi
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Patent number: 11413935Abstract: The present invention relates to a coolant heater. The purpose of the present invention, a coolant heater which effectively heats coolant of a vehicle by means of a heating unit, is to provide a coolant heater having improved sensitivity and responsiveness to over-heating and assured stability by utilizing a temperature fuse to prevent over-heating. Another purpose of the present invention is to provide a coolant heater having enhanced durability of the temperature fuse coupling part by improving the structure by which the temperature fuse is fixed.Type: GrantFiled: March 22, 2019Date of Patent: August 16, 2022Assignees: Hanon Systems, DAEWOO ELECTRONIC COMPONENTS CO., LTD.Inventors: Yong Ha Chae, Ji Hoon Park, Jeong Hyun Son, Man Ok Lee, Bok Sun Kang, Young Chul Kim, Hak Kyu Kim, Yong Jin Moon, Seung Ho Lee, Kil Sang Jang, Hyun Seok Jung, Kyung Seok Cho
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Publication number: 20220179006Abstract: An apparatus for measuring an insulation resistance according to the present invention includes: a first distribution resistor connected to a positive terminal of a battery and a ground; a first switch connected to the positive terminal of the battery and the first distribution resistor; a second distribution resistor connected to a negative terminal of the battery and the ground; a second switch connected to the negative terminal of the battery and the second distribution resistor; and an insulation resistance measurement unit measuring a resistance value of a negative electrode insulation resistor of the battery using a first voltage applied to the first distribution resistor and measuring a resistance value of a positive electrode insulation resistor of the battery using a second voltage applied to the second distribution resistor.Type: ApplicationFiled: February 22, 2022Publication date: June 9, 2022Inventors: Ho Sang JANG, Seon Yong KIM, Byoung Kyu PARK, Yong Sug CHOI
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Patent number: D1005456Type: GrantFiled: January 13, 2021Date of Patent: November 21, 2023Assignee: ESSEN TECH CO., LTD.Inventors: Ji Ho Kwak, Sang In Jang, Jin Myung Hong
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Patent number: D1006200Type: GrantFiled: January 13, 2021Date of Patent: November 28, 2023Assignee: ESSEN TECH CO., LTD.Inventors: Ji Ho Kwak, Sang In Jang, Jin Myung Hong