Patents Assigned to Hitech Co. Ltd.
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Patent number: 11901584Abstract: A terminal connection structure of a battery is disclosed. A terminal connection structure of the battery is for electrically connecting positive and negative terminals of battery modules of a first row and battery modules of a second row that is adjacent to the first row in a plurality of rows where battery modules are arranged. The terminal connection structure of the battery may include: a first bus bar module electrically connecting the positive and negative terminals in the first row of battery modules; and a second bus bar module configured to electrically connected to the positive and negative terminals in the battery modules of the second row, stacked vertically on the first bus bar module, to be electrically connected to the first bus bar module.Type: GrantFiled: September 15, 2021Date of Patent: February 13, 2024Assignee: SUNGWOO HITECH CO., LTD.Inventors: Tae Hee Kim, Sung Man Sohn
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Patent number: 11480296Abstract: A pressure vessel includes a boss tail portion including a boss extension portion having a cylindrical shape and a boss flange portion integrally expanding outward in a radial direction along a circumferential direction above the boss extension portion, a liner portion having a container shape in which an accommodation space is formed to accommodate a fluid therein and a bottom is sealed and coupled, through integral insertion-injection molding, along a top surface of the boss flange portion, and a composite cover portion provided to surround an outer surface of the liner portion and to have a bottom end sealed and coupled while surrounding a bottom surface of the boss flange portion and an outer surface of the boss extension portion.Type: GrantFiled: February 3, 2021Date of Patent: October 25, 2022Assignee: SUNGWOO HITECH CO., LTD.Inventors: Byung Hag Park, Dong Won Choi
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Patent number: 11435031Abstract: Disclosed is a pressure vessel including a boss extension portion having a cylindrical shape in which a through hole is formed at a central part to pass therethrough and a boss flange portion formed below the boss extension portion and integrally expanding outward in a radial direction along a circumferential direction in which the through hole extends in a vertical direction inward in the radial direction, a liner portion having a container shape in which an accommodation space configured to communicate with the through hole is formed to accommodate a fluid therein while a top is insertion-injection molded and seal-coupled along a bottom surface of the boss flange portion, and a sealing portion seal-coupled to a boundary area between a bottom of the boss flange portion and a top of the liner portion to block a leakage of the fluid accommodated in the accommodation space.Type: GrantFiled: February 3, 2021Date of Patent: September 6, 2022Assignee: SUNGWOO HITECH CO., LTD.Inventors: Byung Hag Park, Min Gwan Bae
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Patent number: 11339923Abstract: Disclosed is a pressure vessel including an upper liner portion including a top insertion-injection molded and coupled to a peripheral part of a boss portion in which a through hole extends in a vertical direction, extending downward cylindrically from the top to form a first accommodation space accommodating a fluid and having an open lower center, and including a first shape-matching portion in which a first overlapped-coupled surface is formed on a bottom end edge to be perpendicular to a laser emission direction and extends in a vertical direction along a circumferential direction and a lower liner portion having a top end edge coupled to the bottom end edge of the upper liner portion.Type: GrantFiled: February 3, 2021Date of Patent: May 24, 2022Assignee: SUNGWOO HITECH CO., LTD.Inventors: Byung Hag Park, Mun Jong Song
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Patent number: 11279414Abstract: A center pillar for a vehicle is provided and includes carbon-fiber-reinforced plastic (CFRP) and glass-fiber-reinforced plastic (GFRP) that are alternately laminated to reduce the weight of the center pillar and maintain the strength of the center pillar. The center pillar includes a base layer that is formed of CFRP; and laminate layers in which a plurality of layers of CFRP and a plurality of layers of GFRP are alternately disposed on a first surface and a second surface of the base layer individually. Accordingly, the CFRP and the GFRP laminated on the first surface of the base layer and the CFRP and the GFRP laminated on the second surface of the base layer are symmetrical to each other with respect to a thickness direction of the center pillar.Type: GrantFiled: November 18, 2019Date of Patent: March 22, 2022Assignees: Hyundai Motor Company, Kia Motors Corporation, Sung Woo Hitech Co., Ltd.Inventors: Min Soo Kim, Jeong Min Cho, Seung Uk Kang, Seung Hyun Baek, Chi Hoon Choi, Min Gwan Bae, Sung Goo Kim
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Patent number: 11231063Abstract: A method of manufacturing a nut integrated with a bracket forms the nut formed integrally with the bracket or a slab base nut by using a plate material supplied between a punch and a die. The slab base nut includes a base plate and a boss extending from the base plate and including female-threads. The base plate and the boss are integrated into a single piece without welding trace.Type: GrantFiled: May 28, 2020Date of Patent: January 25, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, PROTECH KOREA CO. LTD., SUNGWOO HITECH CO., LTD.Inventors: Heui Bom Lee, Dongjin Lee, Juncheul Jung, Jeong Rok Yun, Mun Yong Lee, Sin Ho Ryu, Sang Lae Lee
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Patent number: 11148723Abstract: A side sill for a vehicle includes: an inner portion facing an interior space of the vehicle; an outer portion facing an exterior space of the vehicle; and mounting hardware, which is riveted to one of the inner portion and the outer portion, wherein the inner portion and the outer portion form a unitary one-piece structure.Type: GrantFiled: October 15, 2019Date of Patent: October 19, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SUNG WOO HITECH CO., LTD.Inventors: Hee Seouk Chung, Hyun Sik Kim, Deok Hwa Hong, Se Jin Ko, Byeong Cheon Lee, Sang Eon Park, Seok Hwan Hwang
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Patent number: 11078551Abstract: A hot-stamping method may include a three-dimensional cooling mode in which, when a closed-section product placed in an upper mold and a lower mold that are coupled each other is heat-treated under control of a controller, an external cooling water direct spraying operation of directly spraying cooling water onto an external portion of the closed-section product is performed and, simultaneously, an internal cooling water direct spraying operation of directly spraying cooling water into an internal of the closed-section product is performed.Type: GrantFiled: November 9, 2017Date of Patent: August 3, 2021Assignees: Hyundai Motor Company, Kia Motors Corporation, Sungwoo Hitech Co., Ltd.Inventors: Hyun-Gyung Kim, Dong-Eun Cha, Jin-Young Yoon, Dae-Jung Kim
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Patent number: 11014244Abstract: Disclosed are a robot system for assembling components and a control method thereof. The control method compares location coordinates of a robot in a vision coordinate system with location coordinates in a robot coordinate system and calculates a first correction value, calculates a second correction value from a difference between location coordinates of a correction tool and a component, and calculates a third correction value from location coordinates of components located at predetermined spaced locations and spacing coordinates, thereby precisely assembling components and performing inspection of the assembling.Type: GrantFiled: April 15, 2019Date of Patent: May 25, 2021Assignee: SUNGWOO HITECH CO., LTD.Inventors: Jaekyun Kim, Kwang Wook Jeong, Byung Hag Park
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Patent number: 11002483Abstract: A battery thermal treatment apparatus including, a thermal treatment part, in which a battery is transferred and thermally treated through a closed tube; and a gas handling part, which cools and performs dust collection of gas generated in the thermal treatment part, and, a method for battery thermal treatment and performing dust collection of thermal treatment gas, including, cooling and performing dust collection of gas generated during thermal treatment of a battery, which is transferred and in one direction through a closed tube, thermally treated at a temperature ranging from 400° C. to 1000° C., and discharged.Type: GrantFiled: September 18, 2018Date of Patent: May 11, 2021Assignee: SUNGEEL HITECH CO., LTDInventors: Kwang-Bum Lee, Suk-Hyun Byun, Kang-Myung Yi, Cheol-Weon Jeong, Sun-Woo Jang
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Patent number: 10883529Abstract: A nut integrated with a bracket and a method of manufacturing the same is provided. The method includes a pre-drawing operation that forms a reference aperture and a processing cross section in the plate material supplied between the punch and the die, forming a beading portion and piercing a center of the beading portion. A forging operation forms a pipe portion having a tube shape and processes an exterior circumferential surface of the pipe portion. A precision forging process adjusts dimensions of the pipe portion formed in the tube shape, forms a protruding end that extends on a tip surface of the pipe portion and compresses the pipe portion to remove residual burrs on a surface. A post-processing operation cuts the processing cross section to a final product shape, and forms a threaded tap on an interior circumferential surface of the pipe portion.Type: GrantFiled: August 23, 2017Date of Patent: January 5, 2021Assignees: Hyundai Motor Company, Kia Motors Corporation, Sung Woo Hitech Co., Ltd.Inventors: Heui Bom Lee, Dongjin Lee, Juncheul Jung, Jeong Rok Yun, Mun Yong Lee, Sang Hee Lee, Sang Lae Lee
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Publication number: 20200406982Abstract: A side sill for a vehicle includes: an inner portion facing an interior space of the vehicle; an outer portion facing an exterior space of the vehicle; and mounting hardware, which is riveted to one of the inner portion and the outer portion, wherein the inner portion and the outer portion form a unitary one-piece structure.Type: ApplicationFiled: October 15, 2019Publication date: December 31, 2020Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SUNG WOO HITECH CO., LTD.Inventors: Hee Seouk Chung, Hyun Sik Kim, Deok Hwa Hong, Se Jin Ko, Byeong Cheon Lee, Sang Eon Park, Seok Hwan Hwang
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Patent number: 10850989Abstract: An embodiment of the present invention provides a method for preparing a solid lithium salt from a lithium solution including the steps of, preparing a mixture in which a phosphorus-containing material is added to a lithium solution in step 1; adding a basic solution to the prepared mixture to adjust the pH in step 2; making the pH-adjusted mixture react by raising its temperature and filtering to recover lithium phosphate in step 3; preparing an acid lithium solution in which distilled water and acid are added to the recovered lithium phosphate, in step 4; and recovering a solid lithium salt by evaporative concentration of the acid lithium solution, in step 5.Type: GrantFiled: August 31, 2017Date of Patent: December 1, 2020Assignee: SUNGEEL HITECH CO., LTD.Inventors: Suk-Hyun Byun, Kang-Myung Yi, Ki-Woong Lee, Kwang-Joong Kim, Woo-Young Jung
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Patent number: 10814918Abstract: A sub-frame mounting structure is provided. The sub-frame mounting structure includes an outer pipe that is mounted on a vehicle body and an inner pipe that is inserted into and coupled to the outer pipe and detached from the outer pipe when an impact load of a predetermined size or greater is transferred thereto. An anti-rotation structure prevents a relative rotation between the inner pipe and the outer pipe. A sub-frame is fastened to the inner pipe to support the vehicle body through the outer pipe to stably support the vehicle body by the sub-frame and to detach the sub-frame from the vehicle body during a collision.Type: GrantFiled: October 31, 2018Date of Patent: October 27, 2020Assignees: Hyundai Motor Company, Kia Motors Corporation, Samjin Jeonggong Co., Ltd., Sungwoo Hitech Co., LtdInventors: Seho Ryu, Yong Kew Kim, Sea Cheoul Song, SeungMin Kang, Sung Sik Park, Suk Ho Choi, Tae Hyun Kim, Ki sung Nam, Min Je Lee, Sang Eon Park
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Patent number: 10780926Abstract: A reinforcing unit is configured to be inserted into a side sill of a vehicle body. The reinforcing unit includes a center core formed so as to extend in a longitudinal direction of the vehicle body, and a pair of cover cores formed so as to extend in the longitudinal direction of the vehicle body and arranged so as to cover an upper portion and a lower portion of the center core.Type: GrantFiled: February 25, 2019Date of Patent: September 22, 2020Assignees: Hyundai Motor Company, Kia Motors Corporation, SUNG WOO HITECH CO., LTD.Inventors: Byung Ok Lee, Jong Hyun Ryu, Geun Hyuk You, Tae Hwan Kim, Min Gwan Bae
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Patent number: D989828Type: GrantFiled: July 1, 2021Date of Patent: June 20, 2023Assignee: SUNGWOO HITECH CO., LTD.Inventors: Chang-Su Park, Kwang Hyun Kim, Kuk Rae Cho, Sangwoon Nam, Ji Hoon Kang
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Patent number: D992612Type: GrantFiled: June 22, 2021Date of Patent: July 18, 2023Assignee: SUNGWOO HITECH CO., LTD.Inventors: Kuk Rae Cho, Chang-Su Park, Kwang Hyun Kim
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Patent number: D992613Type: GrantFiled: June 22, 2021Date of Patent: July 18, 2023Assignee: SUNGWOO HITECH CO., LTD.Inventors: Ji Hoon Kang, Chang-Su Park, Kwang Hyun Kim
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Patent number: D997220Type: GrantFiled: June 22, 2021Date of Patent: August 29, 2023Assignee: SUNGWOO HITECH CO., LTD.Inventors: Sangwoon Nam, Chang-Su Park, Kwang Hyun Kim
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Patent number: D998009Type: GrantFiled: June 22, 2021Date of Patent: September 5, 2023Assignee: SUNGWOO HITECH CO., LTD.Inventors: Ji Hoon Kang, Chang-Su Park, Kwang Hyun Kim