Patents by Inventor Chan-Ho JUNG

Chan-Ho JUNG 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).

  • Patent number: 12291130
    Abstract: The present disclosure provides a seat cushion extension device for a fold-and-dive seat. The seat cushion extension device may include a pair of seat cushion side frames arranged at a predetermined interval, a seatback frame rotatably connected to the pair of seat cushion side frames and having a guide pin formed on an outer surface thereof, a seat cushion frame, a pair of links rotatably connected between the pair of seat cushion side frames and a front end of the seat cushion frame, and a pair of extension frames. Each of the pair of extension frames may have a front end connected to the seat cushion frame, and a rear end formed with a guide hole, into which a guide pin may be inserted. The seat cushion extension device may facilitate a forward extension of a seat cushion regardless of a position of a seatback of the fold-and-dive seat.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: May 6, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dong Hoon Keum, Sang Do Park, Sang Soo Lee, Hoon Bok Lee, Mu Young Kim, Chan Ho Jung, Da Eun Lee
  • Patent number: 12291132
    Abstract: 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: Grant
    Filed: October 31, 2022
    Date of Patent: May 6, 2025
    Assignees: 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
  • Patent number: 12280734
    Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.
    Type: Grant
    Filed: February 3, 2023
    Date of Patent: April 22, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Daechang Seat Co., LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Sang Soo Lee, Chan Ho Jung, Mu Young Kim, Sang Hark Lee, Ho Suk Jung, Deok Soo Lim, Sang Do Park, In Sun Baek, Sin Chan Yang, Chan Ki Cho, Myung Soo Lee, Jae Yong Jang, Jun Sik Hwang, Ho Sung Kang, Hae Dong Kwak, Hyun Tak Ko
  • Publication number: 20250115170
    Abstract: A vehicle seat position adjustment device is configured to stably perform a tilting operation of a seat cushion by performing an operation of rotating a first tilting link hinged to a gear box in a standing direction of a first tilting link while the gear box is moved rearwards along a lead screw, an operation of pushing up a second tilting link hinged to the first tilting link while the first tilting link is rotated in a standing direction, and an operation of allowing the second tilting link to push up a front end of a seat cushion frame. The vehicle seat position adjustment device may achieve a relaxation comfort posture by tilting the seat cushion and simultaneously reclining a seatback connected to the seat cushion rearwards.
    Type: Application
    Filed: January 11, 2024
    Publication date: April 10, 2025
    Inventors: Sang Soo Lee, Ho Suk Jung, Deok Soo Lim, Sang Do Park, Chan Ho Jung, Mu Young Kim, Jin Sik Kim, Youn Myung Joo, Dong Gyu Shin, Taek Jun Nam, Gun Chu Park
  • Publication number: 20250115171
    Abstract: A device for adjusting a position of a vehicle seat has a structure in which two or more adjustment devices, such as lead screws for adjusting tilting, are connected to the opposite side portions of a seat cushion frame to allow the lead screws to rotate by two gearboxes connected to one motor, so that a seat cushion is stably tilted by the two or more lead screws and the opposite side portions of the seat cushion frame is stably supported by the two or more lead screws, in order to prevent shaking, vibration, and torsional deformation caused by a gap generated when tilting the seat cushion frame.
    Type: Application
    Filed: January 11, 2024
    Publication date: April 10, 2025
    Inventors: Sang Soo Lee, Ho Suk Jung, Deok Soo Lim, Sang Do Park, Chan Ho Jung, Mu Young Kim, Jin Sik Kim, Youn Myung Joo, Dong Gyu Shin, Taek Jun Nam, Gun Chu Park
  • Patent number: 12246634
    Abstract: Provided is an automatic pop-up device for a vehicle legrest having the following effects. A seatback reclining mechanism, a tilting mechanism, and a legrest deployment mechanism are formed as a simple integrated mechanism configured to adjust a relaxation position of a passenger, and the integrated mechanism allows the legrest to be automatically deployed when a reclining operation of a seatback and a tilting operation of a seat cushion are performed together, thereby reducing the number of components, costs, and weight. Additionally, provided is a single switch configured to adjust the relaxation position of the passenger, thereby improving the convenience of a switch operation of adjusting the relaxation position of the passenger.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: March 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Min Seok Kim, Sang Do Park, Tae Jun Kwon, Du Go Jung, Chan Ho Jung, Hyun Kyu Moon
  • Patent number: 12221022
    Abstract: Provided is a duct docking device for a ventilation seat of a vehicle. The duct docking device enables air to be easily blown to a seatback and a seat cushion with a passenger in a seat using only one blower by enabling a seatback duct mounted at the seatback and a seat cushion duct mounted at the seat cushion to be hermetically docked through a connector duct, etc. at an unfolded position of the seatback in which a passenger can sit, and by enabling the seatback duct mounted at the seatback and the seat cushion duct mounted at the seat cushion to be separated from each other at a folded position of the seatback in consideration of that there is no passenger in the seat.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: February 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Deok Soo Lim, Sang Hark Lee, Sang Soo Lee, Jung Sang You, Sang Do Park, Chan Ho Jung, Gun Chu Park, Gi Tae Jo, Jin Sik Kim, Hee Dong Yoon, Ho Sub Lim, Jae Hyun Park
  • Patent number: 12208711
    Abstract: A seat for a vehicle in which user convenience may be improved by implementing various postures with a simple configuration is provided. The seat for a vehicle includes a pair of support rails coupled to the vehicle and arranged to be spaced apart from side to side, a first slide unit slidably installed back and forth on the support rail, a second slide unit slidably installed back and forth on the first slide unit, a pair of cushion side frames spaced apart from side to side, a first link member connecting the cushion side frame and the first slide unit, and a second link member connecting the cushion side frame and the second slide unit.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: January 28, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Mu Young Kim, Sang Do Park, Ho Suk Jung, Han Kyeol Cho, Jun Young Yun, Jun Hwan Lee, Chan Ho Jung, Sang Soo Lee
  • Publication number: 20250026252
    Abstract: A seat adjustment apparatus for a vehicle includes a plurality of connection frames provided along two opposite sides of a seat frame and two opposite sides of a back frame and configured to move forward or rearward depending on a folding direction of the back frame, guide parts provided at middle points of the plurality of connection frames and configured to be moved upward or downward by forward or rearward movements of the connection frames, and a seat cushion pipe provided inside the two connection frames and configured such that front ends of the seat cushion pipe are connected to the guide parts, and a position of a rear end of the seat cushion pipe is adjusted upward or downward by upward or downward movements of the guide parts.
    Type: Application
    Filed: November 13, 2023
    Publication date: January 23, 2025
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Mu Young Kim, Chan Ho Jung, Dong Hoon Keum, Sang Soo Lee, Ho Suk Jung, Sang Do Park, Jong Su Kim, In Hoe Jeong, Soo Yong Kim, Jung Eun Kwon, Dong Jin Kim, Gwon Hwa Bok, Jun Sik Hwang, Cheol Hwan Yoon
  • Patent number: 12187169
    Abstract: A seat for a vehicle with a new structure integrates a walk-in mechanism, a mechanism for a relaxation posture change function, and a mechanism for a seatback full-flat folding function into one mechanism. The seat selectively performs one function of a walk-in function, a relaxation posture change function, and a seatback full-flat folding function through the one integrated mechanism.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: January 7, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Mu Young Kim, Sang Do Park, Ho Suk Jung, Jun Young Yun, Jun Hwan Lee, Chan Ho Jung, Hyeok Seung Lee
  • Patent number: 12172556
    Abstract: A device for adjusting a position of a seat for a purpose built vehicle for mobility services allows a seatback to be mounted on an inner wall surface of a vehicle body in an adjustable manner. The device also includes a seat cushion fixed on a floor panel in an adjustable manner. The device is capable of adjusting the seat to various desired positions such as a storage position for cargo loading, a general seating position, a position of a comfortable posture for relaxation, a bed position, and the like.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: December 24, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Deok Soo Lim, Sang Do Park, Bong Ku Kim, Sang Hark Lee, Jun Hwan Lee, Dong Hoon Keum, Chan Ho Jung, Sang Soo Lee
  • Publication number: 20240416814
    Abstract: An embodiment vibration motor assembly of a seat includes a vibration motor and an upper housing disposed around the vibration motor to hold and fix the vibration motor, the upper housing configured to be fixed to a pad of the seat, and the upper housing including a holding part disposed at a circumference of a front surface of the upper housing to hold a circumference of the vibration motor and a fixing part protruding from a rear surface of the upper housing to cover and fix a rear surface of the vibration motor.
    Type: Application
    Filed: August 30, 2024
    Publication date: December 19, 2024
    Inventors: Sang-Hark Lee, Sang-Soo Lee, Ho-Suk Jung, Jung-Sang You, Deok-Soo Lim, Sang-Do Park, Chan-Ho Jung, Jong-Su Ryu, Sang-In Woo, Beom-Sun Kim, Sang-Gyu Byeon, Hyun-Gyu Sung, Hyun-Seok Song, Tae-Hyoung Yang
  • Patent number: 12157407
    Abstract: An apparatus for rotating a headrest of a vehicle seat includes a headrest that is rotated forward to support a seat occupant's head upon reclining of a seatback. A seat occupant's head is comfortably supported by the headrest and a comfortable relaxation posture is implemented.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: December 3, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Bong Ku Kim, Sang Do Park, Hoon Bok Lee, Mu Young Kim, Chan Ho Jung, Deok Soo Lim
  • Patent number: 12145481
    Abstract: Disclosed is a vehicle seat adjustment device including a seat-cushion-tilting frame disposed on a moving rail, the moving rail being coupled to a fixed rail so as to be movable forwards and backwards, and connected to a seatback frame, a tilting device hingedly coupled to a base bracket on the moving rail and to a rear end of the seat-cushion-tilting frame to perform forward tilting of the seat-cushion-tilting frame, a locking device connected to the tilting device to lock and unlock the tilting device, and a probe rotatably disposed between the seatback frame and the tilting device, the probe including a stopper capable of being inserted into a locking groove formed in the seatback frame. Rotation of the probe is restricted when the stopper is inserted into the locking groove.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: November 19, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Jun Hwan Lee, Sang Do Park, Ho Suk Jung, Hyeok Seung Lee, Mu Young Kim, Chan Ho Jung, Jun Young Yun, Jun Sik Hwang, Jung Bin Lee, Won Yeong Lee, Cheol Hwan Yoon
  • Publication number: 20240367561
    Abstract: In an embodiment, a ventilation duct device for a vehicle seat, includes a cushion duct, a blower coupled to the cushion duct, configured for air exiting the blower to enter the cushion duct, a back duct, a corrugated pipe, configured for air exiting the blower to enter the back duct via the corrugated pipe, an elastic support unit coupled to and at least partially located within the corrugated pipe, a first end of the elastic support unit coupled to the cushion duct, a second end of the elastic support unit coupled to the back duct, and a spring member coupled between the first end of the elastic support unit and the second end of the elastic support unit, and the spring member being at least partially located within the corrugated pipe.
    Type: Application
    Filed: December 5, 2023
    Publication date: November 7, 2024
    Inventors: Mu Young Kim, Sang Do Park, Ho Suk Jung, Chan Ho Jung, Jun Young Yun, Tae Soo Sung, Yong Jun Jo, Ho Chang Jin
  • Patent number: 12128798
    Abstract: Disclosed is a seat for a vehicle configured to variously adjust a seat position between, for example, a full-flat mode, a relaxation mode, a cushion tip-up mode, a full-bed mode, a walk-in mode, and a rear-view mode using a first hinge shaft to rotate the entire seat, including a seatback and a seat cushion, and a second hinge shaft to rotate the seatback.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: October 29, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jun Young Yun, Sang Do Park, Ho Suk Jung, Mu Young Kim, Jun Hwan Lee, Chan Ho Jung, Hyeok Seung Lee
  • Patent number: 12128799
    Abstract: The present disclosure relates to a vehicle seat wherein matchability with a luggage box is maintained when the seat is folded, and a relax mode and a backward relax mode can be implemented. The vehicle seat according to the present disclosure includes: a tilting link configured to tilt a front portion of a seat cushion upwards/downwards; and a sliding bracket having one end to which a seat is connected by a hinge structure such that the seat is tilted around the hinge structure, the other end of the sliding bracket being connected so as to slide forwards/backwards.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: October 29, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Mu Young Kim, Sang Do Park, Ho Suk Jung, Jun Young Yun, Jun Hwan Lee, Chan Ho Jung, Hyeok Seung Lee
  • Patent number: 12122267
    Abstract: The present disclosure provides a device for reclining a seatback for a vehicle, which may allow a separate actuator to be driven by a switching signal of a lever switch when a user operates the lever switch with only a small force such that a cable connected to a latch for locking or unlocking a recliner may be pulled in an unlock direction of the recliner, thereby implementing the reclining operation for adjusting an angle of the seatback in a semiautomatic manner.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: October 22, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Daedong Movel System Co. Ltd., Hyundai Transys Inc.
    Inventors: Hoon Bok Lee, Yo Han Kim, Deok Soo Lim, Chan Ho Jung, Yoon Gu Kim, Dong Hyun Kim, Jung Bin Lee
  • Publication number: 20240343167
    Abstract: A seat for a vehicle includes support links enabling a rotating motion and a sliding motion between a seat frame and seat rails, the support links being mounted so that the seat may be rotated in the forward and rearward directions as in a seesaw motion about a shaft of the vehicle in a width direction of the vehicle, so as to easily implement a facing mode posture, in which passengers sit facing each other, a relaxed comfort posture, etc.
    Type: Application
    Filed: June 26, 2024
    Publication date: October 17, 2024
    Inventors: Chan Ho Jung, Ho Suk Jung, Han Kyeol Cho, Hyeok Seung Lee, Da Eun Lee, Hoon Bok Lee, Jun Young Yun, Jun Hwan Lee, Sang Do Park, Sang Hark Lee
  • Publication number: 20240336170
    Abstract: 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: Application
    Filed: September 25, 2023
    Publication date: October 10, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., DAS CO., LTD
    Inventors: 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