Patents Assigned to Das Co., LTD
  • Patent number: 11938847
    Abstract: The present disclosure relates to a stepless brake device of a vehicle seat. The coupling piece formed on the plate cover disposed on the outermost rear surface is caulked and coupled to the housing cover disposed on the outermost front side. Therefore, the components are firmly coupled, and no axial gap occurs between the components. Also, tolerance accumulation of the components does not occur, so that the tilt of the roller is reduced, and thus, collision noise of the roller during the release operation is prevented.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: March 26, 2024
    Assignee: DAS CO., LTD
    Inventor: Jae Ho Kim
  • Patent number: 11932149
    Abstract: The present invention relates to a device of a vehicle sear rail for blocking foreign matter and a method for assembling the same. A side part inserted into a guide groove is formed at both ends of a front end member of a moving blade, and a discharge hole is formed in a housing of the moving blade module. The foreign matter flowing into the guide groove can be pushed out through the discharge hole, and thus, the deterioration in operating performance and in operating sensitivity due to the foreign matter entering the seat rail can be prevented.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: March 19, 2024
    Assignee: DAS CO., LTD.
    Inventor: In Ho Jo
  • Publication number: 20240075853
    Abstract: 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: Application
    Filed: April 13, 2023
    Publication date: March 7, 2024
    Applicants: 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
  • Patent number: 11772522
    Abstract: An embodiment rail device includes an upper rail, a first bearing support on the upper rail, a lower rail, a bearing connection end on the lower rail and inserted into the first bearing support, a vertically elongated bearing contact adjustment hole on the lower rail, an upper bearing rotatably connected to the bearing connection end and in close contact with a floor of the first bearing support, a lower plate including a fastening groove that receives a lower end of the lower rail, a bearing shaft mounting hole on a wall surface portion of the fastening groove and matched with the bearing contact adjustment hole, a second bearing support outside the fastening groove and having an opened upper portion, a lower bearing rotatably disposed within the second bearing support, and a bearing shaft fastened to the bearing shaft mounting hole and the bearing contact adjustment hole by a screw.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: October 3, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, DAS Co., Ltd.
    Inventors: Hyung Jin Park, Gil Ju Kim, Soo Hyun Moon, Ju Yeol Kong, Sung Hak Hong, Sang Do Park, Ga Be Nam, Jae Chul Jung, Jin Gu Park
  • Publication number: 20230294569
    Abstract: A device for unlocking a seat for a vehicle includes a base frame mounted on a movable rail of a seat rail, a seat frame mounted on the base frame to be able to tilt, a lock pin fixed to a side of the seat frame, a support bracket mounted on a floor panel, and a lock plate rotatably mounted on a side of the base frame, and configured to be locked to the lock pin when coming in contact with the support bracket and to be unlocked from the lock pin when coming apart from the support bracket, whereby it is possible to automatically unlock a seat when it is required to tilt the seat through a walk-in mechanism to secure a passage for a passenger to get in/out of a vehicle.
    Type: Application
    Filed: October 19, 2022
    Publication date: September 21, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS Co., Ltd.
    Inventors: Deok Gi Hong, Jae Youn Kim
  • Patent number: 11745626
    Abstract: A dual gear type recliner device includes a recliner device having a hinge structure applied to an intermediate section of a seat and configured to form a fixed end hinge point with a seatback frame of a seatback and form a free end hinge point with a cushion frame and configured to impart movements of folding and unfolding to the seatback. The dual gear type recliner device further includes a controller configured to output motor control signals to a cushion motor and a seatback motor and to generate the movements of the folding and the unfolding. Therefore, two drivers are integrated into one device to improve the degree of freedom in designing an outer circumference of the seat and built in a gear box to perform a large angle adjustment so that a back table mode and a leg rest mode can be easily implemented.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: September 5, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD
    Inventors: Seung-Young Lee, Dong-Woo Jeong, Ki-Ryung Lee, Sang-Ho Kim, Ho-Jin Jung
  • Patent number: 11731547
    Abstract: The present disclosure provides a vehicle seat having a legrest with a seat cushion function, which may mount a legrest on a back portion of a front seatback to be deployable such that a passenger seated on a rear seat may place and support a calf and a foot on the deployed legrest, and recline a front seatback forward to use the deployed legrest as a seat cushion on which the passenger may be seated while facing a passenger seated on the rear seat.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: August 22, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, DAS Co Ltd
    Inventors: Sang Ho Kim, Dong Woo Jeong, Seon Chae Na, Dong Man Lee
  • Patent number: 11718205
    Abstract: Disclosed herein is a walk-in device for a seat. The walk-in device includes: a rotor configured to operate in conjunction with a recliner during a walk-in operation; a puller configured to operate in conjunction with the rotor during the walk-in operation, and to operate only in conjunction with the recliner without operating in conjunction with the rotor during a folding operation; a rotor spring configured to provide an elastic force to the rotor in a return direction; a puller spring configured to provide an elastic force to the puller in a return direction; and a base plate configured to rotatably install the rotor and the puller on a cushion frame of the seat, wherein the rotor and the puller are configured to set up a single rotation point with respect to the base plate via a hinge shaft.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: August 8, 2023
    Assignee: DAS CO., LTD.
    Inventors: Dong Man Lee, Seung Heon Ryu
  • Publication number: 20230226962
    Abstract: 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: Application
    Filed: December 7, 2022
    Publication date: July 20, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD, ECOPLASTIC CORPORATION
    Inventors: Yoon Im, Dae Ig Jung, Eun Sue Kim, Joo Hwa Kim, In Ho Jo, Hae Ju Park
  • Patent number: 11671036
    Abstract: A BLDC motor system is provided, which includes a motor provided with a stator forming a tubular space in which a center shaft exists and having an inner side for the center shaft, on which a plurality of coil units generating a magnetic field are formed, and a rotor located in the tubular space and having fixed magnet units arranged on an outer side for the center shaft, a skew having a predetermined slope against the center shaft being formed on a boundary between one of the fixed magnet units and the adjacent fixed magnet unit; and a driving module provided with a driving circuit supplying a power for driving the motor to the coil units, and a controller rotating the rotor by switching the driving circuit and performing switching so that the power being supplied from the driving circuit to the coil units forms a sine wave.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: June 6, 2023
    Assignee: DAS CO., LTD.
    Inventors: Kwang Sin Lee, In Ho Jo
  • Patent number: 11548424
    Abstract: A power leg rest for a vehicle includes a pair of fixed plates; a main pipe connected to between internal surfaces of the fixed plates; a tilt motor tiltably mounted to the main pipe; a pair of main links fastened to external surfaces of the fixed plates by respective first hinge pins; a support pipe connected to between front end portions of the main links; a lead nut bracket coupled to a lead screw and movable forwards and backwards and hingedly fastened to the support pipe; a pair of leg rest links mounted on both sides of a leg rest frame; and a pair of driving links, each being hingedly fastened to corresponding ones of the leg rest links, the main links, and the fixed plates, operating in linkage with the main link, and folding or unfolding the pair of leg rest links.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: January 10, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DAS CO., LTD
    Inventors: Tae Su Kim, Soo Hyun Moon, Hyun Kyu Moon, Sang Hwi Yoon, Du Go Jung, Hyun Ko, Won Jin Choi, Young Joon Kim
  • Patent number: 11539277
    Abstract: The present disclosure relates to a motor for a seat sliding device of a vehicle, and includes a coil module in which a plurality of first coils and a plurality of second coils are seamlessly disposed in the circumferential direction to have a cylindrical shape. Therefore, the conventional stator core having a slot and a tooth for installing the coil is not used, thereby implementing miniaturization and light-weight of a motor. and the slot and the tooth do not exist, thereby reducing a cogging torque and reducing the vibration and noise of the motor.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: December 27, 2022
    Assignee: DAS CO., LTD.
    Inventor: Kwang Sin Lee
  • Publication number: 20220388435
    Abstract: The present disclosure provides a vehicle seat having a legrest with a seat cushion function, which may mount a legrest on a back portion of a front seatback to be deployable such that a passenger seated on a rear seat may place and support a calf and a foot on the deployed legrest, and recline a front seatback forward to use the deployed legrest as a seat cushion on which the passenger may be seated while facing a passenger seated on the rear seat.
    Type: Application
    Filed: November 24, 2021
    Publication date: December 8, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD.
    Inventors: Sang Ho Kim, Dong Woo Jeong, Seon Chae Na, Dong Man Lee
  • Patent number: 11407337
    Abstract: Disclosed herein is a vehicle seat recliner. A center boss of an external gear includes a first end and a second end having a larger diameter than the first end. Since the load of the center boss is easily distributed, it is possible to secure smooth operation performance by preventing the deformation of the center boss even though a strong external force is applied to the recliner. Since there is no need to perform heat treatment on the center boss for securing the strength thereof, manufacturing costs are reduced.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: August 9, 2022
    Assignee: DAS CO., LTD.
    Inventor: Sang Jun Lee
  • Patent number: 11370327
    Abstract: The present disclosure relates to a hollow-type BLDC motor of a power sliding device of a vehicle seat, and a nut coupled to a lead screw is injection-molded with a plastic and installed only on a longitudinal partial section of the inner diameter of a rotor, a magnet of the rotor is produced in an integrated cylindrical shape having no gap between magnetic poles, and a skew angle is given on a boundary line between the magnetic poles, thereby reducing noise and vibration.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: June 28, 2022
    Assignee: DAS CO., LTD.
    Inventors: Kwang Sin Lee, In Ho Jo
  • Publication number: 20220111771
    Abstract: A dual gear type recliner device includes a recliner device having a hinge structure applied to an intermediate section of a seat and configured to form a fixed end hinge point with a seatback frame of a seatback and form a free end hinge point with a cushion frame and configured to impart movements of folding and unfolding to the seatback. The dual gear type recliner device further includes a controller configured to output motor control signals to a cushion motor and a seatback motor and to generate the movements of the folding and the unfolding. Therefore, two drivers are integrated into one device to improve the degree of freedom in designing an outer circumference of the seat and built in a gear box to perform a large angle adjustment so that a back table mode and a leg rest mode can be easily implemented.
    Type: Application
    Filed: April 8, 2021
    Publication date: April 14, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD
    Inventors: Seung-Young Lee, Dong-Woo Jeong, Ki-Ryung Lee, Sang-Ho Kim, Ho-Jin Jung
  • Publication number: 20220048422
    Abstract: A power leg rest for a vehicle includes a pair of fixed plates; a main pipe connected to between internal surfaces of the fixed plates; a tilt motor tiltably mounted to the main pipe; a pair of main links fastened to external surfaces of the fixed plates by respective first hinge pins; a support pipe connected to between front end portions of the main links; a lead nut bracket coupled to a lead screw and movable forwards and backwards and hingedly fastened to the support pipe; a pair of leg rest links mounted on both sides of a leg rest frame; and a pair of driving links, each being hingedly fastened to corresponding ones of the leg rest links, the main links, and the fixed plates, operating in linkage with the main link, and folding or unfolding the pair of leg rest links.
    Type: Application
    Filed: January 8, 2021
    Publication date: February 17, 2022
    Applicants: Hyundai Motor Company, Kia Motors Corporation, DAS CO., LTD
    Inventors: Tae Su KIM, Soo Hyun MOON, Hyun Kyu MOON, Sang Hwi YOON, Du Go JUNG, Hyun KO, Won Jin CHOI, Young Joon KIM
  • Patent number: 10974621
    Abstract: A walk-in apparatus for a vehicular seat provides a space behind the vehicular seat even when a seat back is not folded forwards during a walk-in motion. Since the rear end of a seat cushion is raised when the walk-in motion is performed, a space for accommodating the rear seat passenger's feet is provided under the seat cushion, thereby improving the rear seat passenger's comfort.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: April 13, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Das Co., Ltd.
    Inventors: Ho Suk Jung, Sang Ho Kim, Sang Soo Lee, Dong Man Lee, Jeong Gyu Kong
  • Patent number: 10926670
    Abstract: A vehicle and a method controlling the same are provided to detect a seat jamming or a short-circuit of a seat control system. The vehicle includes a motor that rotates forward or backward to fold a seatback of a seat toward a seat cushion or unfold the seatback from the seat cushion. A current sensor sense an output current of the motor and a controller determine a seat jamming or a short-circuit of an output of the motor based on a magnitude of the output current sensed for a predetermined period of time during forward or backward rotation of the motor.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: February 23, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Das Co., Ltd.
    Inventors: Sang-Soo Lee, Hyeong Jun Kim, Incheol Bae, Deok Soo Lim, Younggwan Kwon, Hosuk Jung, Sanghyun Lee, YoungBok Sung, Sang Ho Kim, Tae Jun Kwon, Yohan Kim, Doori Kim, Duck Yeol Kim, Jae Hyun Kim, Sang Young Park
  • Patent number: 10759310
    Abstract: A vehicle seat is configured to adjust a position of a seat cushion by a multi-bar link provided at each of both sides of the seat cushion, where the multi-bar link includes one seat cushion frame of a plurality of seat cushion frames forming both side frames of the seat cushion, and front and rear links pivotably connected to the respective front and rear of the one seat cushion frame. The vehicle seat includes a drive device configured to rotate the multi-bar link such that an end of the front link connected to the one seat cushion frame is lifted up and an end of the rear link connected to the one seat cushion frame is simultaneously moved down.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: September 1, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Das Co., LTD
    Inventors: Ju-Yeol Kong, Gil-Ju Kim, Jung-Sang You, Byeong-Seon Son, Seon-Chae Na, Chan-Ho Jung, Dong-Hyun Kim, Jun-Sik Hwang, Hyoung-Jun Ham