Patents Assigned to Das Co., LTD
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Patent number: 12630059Abstract: A walk-in apparatus for a vehicle seat includes a walk-in bracket rotatably coupled to a crossbar of a cushion frame and operable to release a fixing member by contacting the fixing member of a seat rail; a compensator bracket operably connected to the walk-in bracket through a hinge, the compensator bracket also being connected to a walk-in cable; and a compensator spring configured to support the walk-in bracket and the compensator bracket, rotate at least one of the walk-in bracket and the compensator bracket, and operate in such a manner as to return the compensator bracket. Even when the walk-in cable is released due to a seatback rebound phenomenon during a walk-in operation, the walk-in bracket maintains a pressing state of the fixing member to maintain continuously an unlocking state of the seat rail, allowing the vehicle seat to move forward smoothly to enable a walk-in operation.Type: GrantFiled: September 25, 2023Date of Patent: May 19, 2026Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., DAS CO., LTDInventors: Mu Young Kim, Jun Hwan Lee, Jun Young Heo, Ho Suk Jung, Hyeok Seung Lee, Keun Gwack, Sang Do Park, Chan Ho Jung, Jae Hun Jeong, Sang Soo Lee, Sai Youn Jung, Seon Ho Park, Jun Hyuk Park, Jae Yong Jang, Jun Sik Hwang, Joong Geol Gug, Woo Ryang Kim, Jai Wha Choi, Gil Hwan Ryu, So Yun Kim
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Patent number: 12617319Abstract: An embodiment relaxation seat for a vehicle includes a seat cushion lower frame configured to be mounted on a seat rail, a seat cushion upper frame connected to the seat cushion lower frame in a tilting-enabled manner, a seat back frame connected to the seat cushion upper frame, a locking device mounted at a predetermined position on the seat cushion upper frame, a front link hinge-connecting between the seat cushion upper frame and a front end portion of the seat cushion lower frame, a rear link hinge-connecting between the seat cushion upper frame and a rear end portion of the seat cushion lower frame, and a support bar connecting between the locking device and the front link in a manner that is movable backward and forward and configured to support the front link for rotation or fixation thereof.Type: GrantFiled: April 17, 2023Date of Patent: May 5, 2026Assignees: Hyundai Motor Company, Kia Corporation, Das Co., LtdInventors: Byeong Kwang Kim, Young Bok Sung, Yong Chang Jung, Young Jun Kim
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Patent number: 12559000Abstract: A height adjustment device and a swivel device for a vehicle seat are configured to adjust seat height and swivel the vehicle seat. The height adjustment device includes a first reduction gear device disposed at a bottom of the vehicle seat and configured to increase output torque of a first motor and a lifting device engaged with the first reduction gear device and configured to move the seat upwards or downwards, and the swivel device includes a motor driving unit disposed at a bottom of the height adjustment device and a second reduction gear device configured to increase output torque of the motor driving unit, thereby making it possible not only to selectively perform seat height adjustment and swivel operation, but also to perform a monopost function of the seat in a state in which the height adjustment device and the swivel device are stacked in a vertical direction.Type: GrantFiled: September 7, 2023Date of Patent: February 24, 2026Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Ki Ryung Lee, Sang Uk Yu, Ji Hwan Kim, So Young Yoo, Sang Ho Kim, Byung Yong Choi, Dong Woo Kim, Young Joon Kim, Jae Ho Kim
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Patent number: 12558999Abstract: A power swivel device for a vehicle seat is configured to perform both swivel and monopost functions of the vehicle seat. The power swivel device includes a motor configured to swivel the seat and a reduction gear device configured to increase output torque of the motor, which are stacked in a vertical direction on a bottom of the seat. The power swivel device includes a lower housing; an upper housing stacked on and assembled to the lower housing; an eccentric shaft rotatably disposed relative to the lower housing and the upper housing; a motor driving unit mounted between the lower housing and the eccentric shaft; the reduction gear device installed between the upper housing and the eccentric shaft; and a swivel plate rotatably mounted on the reduction gear device and connected to a seat cushion frame.Type: GrantFiled: August 22, 2023Date of Patent: February 24, 2026Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Sang Ho Kim, Byung Yong Choi, So Young Yoo, Ji Hwan Kim, Sang Uk Yu, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Duck Yeol Kim, Ho Jin Jung
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Patent number: 12552298Abstract: An embodiment manual seatback folding apparatus of an electric seat for a vehicle includes a shaft fastened to a seatback frame, wherein first and second end portions of the shaft are rotatably inserted into first and second seat cushion side frames, respectively, a first rotatable disk including a first locking recess, a second rotatable disk including a second locking recess and a pusher, a first manual control device detachably engaged with the first locking recess, a second manual control device to be connected to the first manual control device through a cable and detachably engaged with the second locking recess, and a switch device mounted on an outer surface of the second seat cushion side frame and configured to perform a switching operation in response to the pusher in a state in which the second rotatable disk is rotated in a folding direction.Type: GrantFiled: May 2, 2023Date of Patent: February 17, 2026Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTDInventors: Deok Soo Lim, Sang Do Park, Sang Soo Lee, Chan Ho Jung, Sang Hark Lee, Song Min Baek, Seung Heon Ryu
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Patent number: 12491799Abstract: A power swivel apparatus of a seat for a vehicle includes a motor having an eccentric shaft, a reduction gear device connected to the eccentric shaft of the motor, a brake device configured such that braking of the brake device is released by eccentric rotational force of the reduction gear at a time of driving the motor and the brake device exhibits braking force configured to stop the seat at a time of stopping driving of the motor, and a swivel plate connected to the brake device and configured to transmit rotational force so as to swivel the seat.Type: GrantFiled: June 21, 2023Date of Patent: December 9, 2025Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Jae Ho Kim, Young Joon Kim, Ho Jin Jung
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Patent number: 12472855Abstract: A foldable seat apparatus for a multi-purpose vehicle is provided. The apparatus includes a seat unit composed of a seat cushion, and a seatback rotatably coupled to the seat cushion, and configured to rotate the seatback and formed to make a horizontal state with the seat cushion according to an operation of an operation lever, a headrest unit mounted on the seatback, and provided to be separable, a mounting guide unit fixed and coupled to the seat cushion; and a pillow mounting unit positioned to be latched to the mounting guide unit to be stored in the seat cushion, drawn out to the outside of the seat cushion by selectively being latch-released from the mounting guide unit in the horizontal state, and equipped with the headrest unit to guide the headrest unit to be switched to a set pillow mode.Type: GrantFiled: November 19, 2022Date of Patent: November 18, 2025Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Sang Hwi Yoon, Hyun Ko, Hyo Cheol Kang, Sang Do Park, Du Go Jung, Yong Jae Sung, Jin Ho Choi
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Patent number: 12466299Abstract: The present disclosure relates to a gap prevention structure of a seat rail for a vehicle. The gap prevention structure includes: a lower rail configured to be fixed to a bottom of a vehicle body and to have a receiving space formed therein; an upper rail configured to have at least a portion thereof received in the receiving space and to slide in a longitudinal direction of the lower rail; a rolling bearing configured to be rotatably coupled to the upper rail and to roll and move in the receiving space in the longitudinal direction of the lower rail; and a gap prevention unit configured to limit rotation of the rolling bearing by pressing the rolling bearing while being inserted between the lower rail and the rolling bearing.Type: GrantFiled: September 19, 2023Date of Patent: November 11, 2025Assignee: DAS CO., LTDInventors: Jin Gu Park, Jae Chul Jung, Hyun Gyu Jo
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Patent number: 12384284Abstract: Proposed is a separately movable console structure including a first console positioned underneath an armrest cover and configured to move along a console rail, an insertion portion being formed inside the first console, and a second console positioned behind the first console and configured to move along the console rail. In particular, a protrusion is formed on the second console to be inserted into the insertion portion. The separately movable console structure further includes: a first drive unit fastened to the console rail and configured to apply a driving force to the first console, a second drive unit positioned adjacent to the first drive unit and configured to apply a driving force to the second console, and a controller connected to the first console and configured to move the first and second consoles independently of each other or to move the first and second consoles together with each other.Type: GrantFiled: December 7, 2022Date of Patent: August 12, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD, ECOPLASTIC CORPORATIONInventors: Yoon Im, Dae Ig Jung, Eun Sue Kim, Joo Hwa Kim, In Ho Jo, Hae Ju Park
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Patent number: 12377761Abstract: An embodiment walk-in seat locking device for a vehicle includes a rear link including a first sector gear, the rear link having a first end portion hinge-fastened to a rear portion of a seat cushion frame and a second end portion hinge-fastened to a rear portion of a seat rail, a locking link including a second sector gear engageable with the first sector gear, wherein the second sector gear is on a rear portion of the locking link and is hinge-fastened to the seat cushion frame, a lever having a first end portion to which a cable is connected and a second end portion hinge-fastened to the seat cushion frame, a first locking cam having a first end portion coaxially connected to the lever, and a second locking cam having a first end portion coaxially connected to the lever and the first locking cam.Type: GrantFiled: May 2, 2023Date of Patent: August 5, 2025Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Deok Soo Lim, Sang Do Park, Ho Suk Jung, Sang Hark Lee, Chan Ho Jung, Sang Soo Lee, Dong Geon Lee, Seung Heon Ryu
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Patent number: 12337729Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.Type: GrantFiled: April 13, 2023Date of Patent: June 24, 2025Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTD, Faurecia Korea, Ltd., Hyundai Transys Inc.Inventors: Sang Soo Lee, Mu Young Kim, Sang Hark Lee, Ho Suk Jung, Sang Do Park, Chan Ho Jung, Dong Hoon Lee, Hea Yoon Kang, Deok Soo Lim, Seung Pil Jang, Seon Ho Kim, Jong Seok Yun, Hyo Jin Kim, Dong Gyu Shin, Jin Ho Seo, Young Jun Kim, Taek Jun Nam
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Publication number: 20250196730Abstract: A seat for a vehicle includes a pair of seat rails coupled to the vehicle and spaced apart from each other in left and right directions; a pair of left and right sliders installed on the pair of seat rails to slide in forward and rearward directions; a pair of left and right side frames configured to change a position thereof with respect to each of the pair of sliders; a link arm connecting the slider and the side frame on one side in forward and rearward directions; a linker connecting the slider and the side frame on the other side in forward and rearward directions, and including a plurality of link members; and a plurality of drivers respectively connected to the plurality of link members of the linker to provide rotational force.Type: ApplicationFiled: May 9, 2024Publication date: June 19, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTDInventors: Chan Ho Jung, Ho Suk Jung, Sang Soo Lee, Hyun Kyu Moon, Dong Hoon Keum, Byung Yong Choi, Deok Soo Lim, Mu Young Kim, Jin Ho Choi, Jae Youn Kim
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Publication number: 20250170926Abstract: In a vehicle seat for one-touch switching to a relaxation mode, a lever link operating in conjunction with a relaxation lever when a relaxation lever is raised up, or a relaxation lever bracket operating in conjunction with a motor cable of an actuator when a relaxation button lever is pushed down locks off a stepless brake. Thus, a rack bar is moved along a link tracking path. As a result, an angle of a cushion frame is changed in the upward direction, and a relaxation cable operated in conjunction with the relaxation lever link or a relaxation memory locks off the relaxation memory. In the present manner, a seat back is moved backward, enabling one-touch relaxation mechanism.Type: ApplicationFiled: May 30, 2024Publication date: May 29, 2025Applicants: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Byeong-Kwang KIM, Jung-Eun LEE, Chang-Ju GI, Sang-Ho KIM, Seok-Hwan KIM, Sang-Seok SEONG, Yong-Jae SUNG, Dong-Cheol PARK
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Patent number: 12297881Abstract: A brake module capable of preventing the occurrence of flow in a free hinge in the event of the occurrence of a collision, etc., is provided. The brake module is provided on a support frame installed in a vehicle, is connected to an object provided to relatively rotate with respect to the support frame and restrains the rotation of the object, and releases the rotation restraint of the object when an external force is applied. With this configuration, it is possible to prevent the occurrence of flow in a free hinge in the event of the occurrence of a collision, etc., and to prevent the deformation of a seat frame, so that passenger safety accidents can be prevented.Type: GrantFiled: December 20, 2023Date of Patent: May 13, 2025Assignee: DAS CO., LTDInventor: Jae Youn Kim
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Patent number: 12291132Abstract: Provided is a device for adjusting a seat of a vehicle. The device integrates a fold-and-dive function in addition to a walk-in function of a seat and also enables a forward or backward sliding movement function of the seat to be linked with other functions, so that the walk-in operation that tilts second-row seats or third-row seats to a forward direction for securing an aisle for a passenger to get in or out of the vehicle may be easily performed. Further, the walk-in operation state may be robustly maintained since the seat is robustly fixed after the walk-in operation is performed, and the device contributing to a standardization in which various functions in addition to the walk-in function are integrated with each other and contributing to functional expandability may be provided.Type: GrantFiled: October 31, 2022Date of Patent: May 6, 2025Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTD, Hyundai Transys Inc.Inventors: Ho Suk Jung, Sang Ho Kim, Jun Hwan Lee, Mu Young Kim, Sang Soo Lee, Sang Do Park, Chan Ho Jung, Dong Man Lee, Woo Ryang Kim, Jae Hwa Choi, Jong Beom Na, Cheol Hwan Yoon, Hae Dong Kwak, Jun Sik Hwang, Jung Bin Lee
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Patent number: 12263766Abstract: A child anchor for a vehicle can be moved down and hidden in a seat by a user operating the apparatus with the seat changed into a full flat state, whereby it is possible to prevent contact between the child anchor and a passenger who takes a rest in the seat in the full flat state. Accordingly, there is an advantage that it is possible to improve convenience for a passenger who takes a rest.Type: GrantFiled: April 18, 2023Date of Patent: April 1, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTDInventors: Sang Hwi Yoon, Ga be Nam, Gil Ju Kim, Sung Hak Hong, Young Jae Sung, Dong Cheol Park
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Patent number: 12214744Abstract: A link locking device of a vehicle seat is configured to prevent a force exerted on a seat belt from causing the rotation of a height link through a buckle. The device includes a sector gear unit rotatably fastened to a cushion frame and fastened to a link connection unit, to which a height link provided in a seat rail is rotatably coupled, to rotate together and a locking unit rotatably coupled to the cushion frame and fastened to a buckle of a seat belt to engage the sector gear unit and block the rotation of the link connection unit when the buckle is pulled. In this configuration, when the buckle is pulled, the locking unit engages the sector gear unit to restrain the link connection unit from rotating to prevent the rotation of the height link, thereby having the effect of preventing the distortion of the seat cushion.Type: GrantFiled: December 26, 2023Date of Patent: February 4, 2025Assignee: DAS CO., LTDInventor: Sang Ok Park
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Publication number: 20240336170Abstract: A walk-in apparatus for a vehicle seat includes a walk-in bracket rotatably coupled to a crossbar of a cushion frame and operable to release a fixing member by contacting the fixing member of a seat rail; a compensator bracket operably connected to the walk-in bracket through a hinge, the compensator bracket also being connected to a walk-in cable; and a compensator spring configured to support the walk-in bracket and the compensator bracket, rotate at least one of the walk-in bracket and the compensator bracket, and operate in such a manner as to return the compensator bracket. Even when the walk-in cable is released due to a seatback rebound phenomenon during a walk-in operation, the walk-in bracket maintains a pressing state of the fixing member to maintain continuously an unlocking state of the seat rail, allowing the vehicle seat to move forward smoothly to enable a walk-in operation.Type: ApplicationFiled: September 25, 2023Publication date: October 10, 2024Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., DAS CO., LTDInventors: Mu Young Kim, Jun Hwan Lee, Jun Young Heo, Ho Suk Jung, Hyeok Seung Lee, Keun Gwack, Sang Do Park, Chan Ho Jung, Jae Hun Jeong, Sang Soo Lee, Sai Youn Jung, Seon Ho Park, Jun Hyuk Park, Jae Yong Jang, Jun Sik Hwang, Joong Geol Gug, Woo Ryang Kim, Jai Wha Choi, Gil Hwan Ryu, So Yun Kim
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Patent number: 12043148Abstract: An embodiment is a seat height gear system including a monopost apparatus configured to be mounted under a seat, the monopost apparatus comprising a lower post and an upper post, and a direct drive motor apparatus within the monopost apparatus, the direct drive motor apparatus including a motor and a gear unit, the gear unit including a pinion and a rack bar, the rack bar being configured to be engaged with the pinion, the motor being fixed to the lower post of the monopost apparatus, the pinion being coupled to the motor, the rack bar being fixed to an upper post of the monopost apparatus, the motor being configured to rotate the pinion, and the rack bar being configured to convert the rotation of the pinion into the linear motion.Type: GrantFiled: September 20, 2022Date of Patent: July 23, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTDInventors: Hyung-Jin Park, Gil-Ju Kim, Soo-Hyun Moon, Ju-Yeol Kong, Sung-Hak Hong, Sang-Do Park, Ga-Be Nam, Seong-Hwan Song, Yong-Tak Han, Duck-Yeol Kim
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Patent number: 11993184Abstract: Proposed are a vehicle seat monopost assembly and a vehicle seat mounted thereon. In one aspect, a drive part includes a housing mounted on a lower frame connected to a vehicle body and a first engagement part configured to be rotated by a drive source. A second engagement part suitably may include a thread configured to be engaged with the first engagement part and a cylindrical body configured to be fixed to a vehicle seat frame. A connecting sleeve part is seated on the drive part and has an inner space into which the lead screw part is fitted. The connecting sleeve part is configured to restrict a rotation in response to an operation of a rotation restricting member.Type: GrantFiled: October 31, 2022Date of Patent: May 28, 2024Assignees: Hyundai Motor Company, Kia Corporation, DAS CO., LTDInventors: Dong Woo Jeong, Sang Ho Kim, Seon Chae Na, Jae Hwan Lee, Ji Yong Park