Patents by Inventor Kyoung-Taek Kwak
Kyoung-Taek Kwak 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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Patent number: 11834870Abstract: A motor-driven door latch for a vehicle includes a catch part which is caught on a striker mounted on the vehicle to lock a door for a vehicle to a vehicle body or is released from the striker so that the door can be opened from the vehicle body; a door locking and releasing part which includes a main motor and applies torque to the catch part through the main motor to allow the catch part to be locked to or released from the striker; and a pop-up part including an auxiliary motor and applying torque to the catch part so that the door for the vehicle is popped up from a vehicle body, so that the door for the vehicle is popped up from a vehicle body after the door for the vehicle is released from vehicle body.Type: GrantFiled: June 14, 2019Date of Patent: December 5, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han
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Patent number: 11828091Abstract: A structure of preventing door opening in vehicle collision may include a handle housing including a housing stopper, a door handle rotatably mounted around a door handle rotation axis on the handle housing, and of which a rotation contact end portion formed at one end portion thereof, and a blocking lever assembly including a blocking lever rotatably coupled to the handle housing and having an inertia portion formed on a portion of the blocking lever, and an assist lever selectively protruded from the blocking lever, wherein, when the blocking lever assembly is rotated by an external impact applied to the blocking lever assembly, the assist lever protrudes out of the blocking lever to be caught by the housing stopper and positioned in a movement path of the rotation contact end portion.Type: GrantFiled: March 29, 2021Date of Patent: November 28, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jungho Han, Jinwoo Nam, Kyoung Taek Kwak, Dong Jun Kim, Do Won Sung
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Patent number: 11802425Abstract: An electric door latch apparatus includes a catching part for catching a striker, a door locking and unlocking part for applying a torque to the catching part through a main motor, an electric emergency door unlocking part configured to enable the door to be released from the vehicle body through a sub-motor, an inside emergency operation lever connected to an inside handle installed in the door, rotatable by an operational force of the inside handle, and configured to apply a torque to the catching part, an outside emergency operation lever connected to an outside handle installed in the door, rotatable by an operational force of the outside handle, and configured to apply a torque to the catching part, and a manual emergency door unlocking part connected to the inside emergency operation lever and configured to apply a torque to the catching part.Type: GrantFiled: August 17, 2020Date of Patent: October 31, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jinwoo Nam, Jungho Han, Kyoung Taek Kwak, Jungmin Eom
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Patent number: 11732513Abstract: An electric door latch apparatus includes a catching part for catching a striker, a door locking and unlocking part for applying a torque to the catching part through a main motor, an electric emergency door unlocking part configured to enable the door to be released from the vehicle body through a sub-motor, an inside emergency operation lever connected to an inside handle installed in the door, rotatable by an operational force of the inside handle, and configured to apply a torque to the catching part, an outside emergency operation lever connected to an outside handle installed in the door, rotatable by an operational force of the outside handle, and configured to apply a torque to the catching part, and a manual emergency door unlocking part connected to the inside emergency operation lever and configured to apply a torque to the catching part.Type: GrantFiled: August 17, 2020Date of Patent: August 22, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jinwoo Nam, Jungho Han, Kyoung Taek Kwak, Jungmin Eom
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Publication number: 20230228132Abstract: An electric door latch apparatus includes a catch part for unlocking a door to a vehicle body by being caught by a striker mounted on the vehicle body or selectively unlocking the door from the vehicle body by being separated from the striker, a door locking/unlocking part for unlocking or locking the catch part to the striker by applying a rotational force of a main motor to the catch part, a master lock link for selectively rotating the catch part, a key lever for selectively restricting a rotation of the master lock link, an inside emergency operating lever rotatable by an inside handle for selectively rotating the master lock link, a manual emergency door unlocking part movable by a rotation of the inside emergency operating lever for selectively providing an elastic force to the key lever, and an electric emergency door unlocking part for selectively moving the key lever.Type: ApplicationFiled: August 22, 2022Publication date: July 20, 2023Inventors: Jinwoo Nam, Jungho Han, Kyoung Taek Kwak
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Patent number: 11668121Abstract: A motor-driven door ratchet includes a catch part configured to lock a vehicle door to a vehicle body by being caught by a striker mounted on the vehicle body. A door locking and release part includes a main motor and is configured to allow the catch part to be locked or released from the striker. An inside emergency operation lever is connected to an inside handle installed in the vehicle door and is configured to be rotated by receiving a manipulation force to allow the vehicle door to be opened by applying torque to the catch part. An outside emergency operation lever is connected to an outside handle installed in the vehicle door and is configured to be rotated by receiving a manipulation force to allow the vehicle door to be opened by applying torque to the catch part.Type: GrantFiled: July 8, 2020Date of Patent: June 6, 2023Assignees: Hyundai Motor Company, Kia Motors Corporation, Pyeong Hwa Automotive Co., Ltd.Inventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han, Hyuk Noh, Jung-Ho Park, Ki Ryun Ahn, Jin-Bok Lee, Ji-Woo Joo
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Patent number: 11639619Abstract: A vehicle door handle assembly may include a handle housing disposed inside a door panel; a slider slidably mounted in the handle housing to be movable between a first position and a second position of the handle housing; a handle member pivotally connected to the slider through a connecting arm, and configured of being movable between a rest position and an actuating position with respect to the door panel; and an inertia locking mechanism including a blocking lever pivotally mounted to the handle housing, and a weight mounted on the blocking lever, wherein the inertia locking mechanism may prevent the handle member from moving to the actuating position by an unwanted force caused by the collision/impact of the vehicle.Type: GrantFiled: May 19, 2021Date of Patent: May 2, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Jung Ho Han, Jin Woo Nam, Kyoung Taek Kwak, Dong Jun Kim, Do Won Sung
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Patent number: 11578514Abstract: A retractable outside door handle assembly may include a handle unit including a pushing portion and an outside door handle mounted selectively protruded outwardly to a handle housing, an actuator including a drive motor, a worm connected to the drive motor, a worm wheel engaging with the worm, and an operation rod that moves according to rotation of the worm wheel to push the pushing portion, and a door latch lever that is rotatably mounted on the handle housing and rotates during operation of the outside door handle protruded by operation of the actuator.Type: GrantFiled: February 24, 2021Date of Patent: February 14, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jungho Han, Jinwoo Nam, Kyoung Taek Kwak, Dong Jun Kim, Do Won Sung
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Patent number: 11536058Abstract: A structure can be used for connecting a door latch cable to a retractable outside door handle assembly for a vehicle. A mounting housing is inserted into a case of the retractable outside door handle assembly in a longitudinal direction of the vehicle and hanged by and mounted at the case in a height direction of the vehicle. A door latch cable is movably installed at the mounting housing.Type: GrantFiled: April 26, 2019Date of Patent: December 27, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jungho Han, Kyoung Taek Kwak, Jinwoo Nam
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Patent number: 11525290Abstract: A motor-driven door latch includes a catch part that is caught on a striker to lock the vehicle door to the vehicle body or is released from the striker so that the vehicle door can be opened from the vehicle body. A door locking and releasing part includes a main motor and is configured to apply a torque to the catch part through the main motor. An emergency door releasing part is provided with an auxiliary motor and is contacted with the door locking and releasing part by operation of the auxiliary motor. An inside emergency operating lever is connected with an inside handle installed at the vehicle door and is configured to receive an operation force of the inside handle to rotate and apply torque to the catch part through the emergency door releasing part and the door locking and releasing part.Type: GrantFiled: June 14, 2019Date of Patent: December 13, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han
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Patent number: 11441336Abstract: A motor-driven door latch for a vehicle includes a catch part which is caught on a striker mounted on the vehicle. A door locking and releasing part includes a main motor and applies torque to the catch part through the main motor to allow the catch part to be locked to or released from the striker. A motor-driven emergency door releasing part is provided with an auxiliary motor and is contacted with the door locking and releasing part. An inside emergency operating lever is connected with an inside handle installed at the door for the vehicle. An outside emergency operating lever is connected with an outside handle installed at the door for the vehicle. A manual emergency door release part is connected with the inside emergency operating lever.Type: GrantFiled: July 11, 2019Date of Patent: September 13, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han
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Patent number: 11365565Abstract: A motor-driven door latch for a vehicle includes a catch part which is caught on a striker mounted on the vehicle to lock a vehicle door to a vehicle body or is released from the striker so that the door can be opened from the vehicle body. A door locking and releasing part includes a main motor and applies torque to the catch part through the main motor to allow the catch part to be locked to or released from the striker. A collision response part applies torque to the catch part through the door locking and releasing part in order to keep the door in the collision in the locked state and allow the door on the side opposite to the collision to be opened in the event of a collision.Type: GrantFiled: June 19, 2019Date of Patent: June 21, 2022Assignees: Hyundai Motor Company, Kia Motors CornorationInventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han
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Publication number: 20220074244Abstract: A retractable outside door handle assembly may include a handle unit including a pushing portion and an outside door handle mounted selectively protruded outwardly to a handle housing, an actuator including a drive motor, a worm connected to the drive motor, a worm wheel engaging with the worm, and an operation rod that moves according to rotation of the worm wheel to push the pushing portion, and a door latch lever that is rotatably mounted on the handle housing and rotates during operation of the outside door handle protruded by operation of the actuator.Type: ApplicationFiled: February 24, 2021Publication date: March 10, 2022Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jungho HAN, Jinwoo NAM, Kyoung Taek KWAK, Dong Jun KIM, Do Won SUNG
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Publication number: 20220074238Abstract: A structure of preventing door opening in vehicle collision may include a handle housing including a housing stopper, a door handle rotatably mounted around a door handle rotation axis on the handle housing, and of which a rotation contact end portion formed at one end portion thereof, and a blocking lever assembly including a blocking lever rotatably coupled to the handle housing and having an inertia portion formed on a portion of the blocking lever, and an assist lever selectively protruded from the blocking lever, wherein, when the blocking lever assembly is rotated by an external impact applied to the blocking lever assembly, the assist lever protrudes out of the blocking lever to be caught by the housing stopper and positioned in a movement path of the rotation contact end portion.Type: ApplicationFiled: March 29, 2021Publication date: March 10, 2022Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jungho HAN, Jinwoo NAM, Kyoung Taek KWAK, Dong Jun KIM, Do Won SUNG
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Publication number: 20220065003Abstract: A vehicle door handle assembly may include a handle housing disposed inside a door panel; a slider slidably mounted in the handle housing to be movable between a first position and a second position of the handle housing; a handle member pivotally connected to the slider through a connecting arm, and configured of being movable between a rest position and an actuating position with respect to the door panel; and an inertia locking mechanism including a blocking lever pivotally mounted to the handle housing, and a weight mounted on the blocking lever, wherein the inertia locking mechanism may prevent the handle member from moving to the actuating position by an unwanted force caused by the collision/impact of the vehicle.Type: ApplicationFiled: May 19, 2021Publication date: March 3, 2022Applicants: Hyundai Motor Company, Kia CorporationInventors: Jung Ho HAN, Jin Woo NAM, Kyoung Taek KWAK, Dong Jun KIM, Do Won SUNG
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Patent number: 11214994Abstract: A retractable outside door handle assembly for a vehicle is provided. The assembly includes an outside door handle that protrudes outward in a width direction of a vehicle or is receivable into an opening formed at a door outer panel. A front link has a first end portion connected to be rotatable with a front portion of the outside door handle along the length direction of the vehicle. A connecting link connected to be rotatable with a second end portion of the front link at a first end portion thereof and installed to be movable along the length direction of the vehicle. A rear link includes a first end portion connected to be rotatable with a second end portion of the connecting link and a second end portion is connected to be rotatable with the outside door handle.Type: GrantFiled: December 3, 2018Date of Patent: January 4, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jongho Han, Kyoung Taek Kwak, Jinwoo Nam
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Publication number: 20210214975Abstract: An electric door latch apparatus includes a catching part for catching a striker, a door locking and unlocking part for applying a torque to the catching part through a main motor, an electric emergency door unlocking part configured to enable the door to be released from the vehicle body through a sub-motor, an inside emergency operation lever connected to an inside handle installed in the door, rotatable by an operational force of the inside handle, and configured to apply a torque to the catching part, an outside emergency operation lever connected to an outside handle installed in the door, rotatable by an operational force of the outside handle, and configured to apply a torque to the catching part, and a manual emergency door unlocking part connected to the inside emergency operation lever and configured to apply a torque to the catching part.Type: ApplicationFiled: August 17, 2020Publication date: July 15, 2021Inventors: Jinwoo Nam, Jungho Han, Kyoung Taek Kwak, Jungmin Eom
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Publication number: 20210025204Abstract: A motor-driven door ratchet includes a catch part configured to lock a vehicle door to a vehicle body by being caught by a striker mounted on the vehicle body. A door locking and release part includes a main motor and is configured to allow the catch part to be locked or released from the striker. An inside emergency operation lever is connected to an inside handle installed in the vehicle door and is configured to be rotated by receiving a manipulation force to allow the vehicle door to be opened by applying torque to the catch part. An outside emergency operation lever is connected to an outside handle installed in the vehicle door and is configured to be rotated by receiving a manipulation force to allow the vehicle door to be opened by applying torque to the catch part.Type: ApplicationFiled: July 8, 2020Publication date: January 28, 2021Inventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han, Hyuk Noh, Jung-Ho Park, Ki Ryun Ahn, Jin-Bok Lee, Ji-Woo Joo
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Publication number: 20200347649Abstract: A motor-driven door latch for a vehicle includes a catch part which is caught on a striker mounted on the vehicle. A door locking and releasing part includes a main motor and applies torque to the catch part through the main motor to allow the catch part to be locked to or released from the striker. A motor-driven emergency door releasing part is provided with an auxiliary motor and is contacted with the door locking and releasing part. An inside emergency operating lever is connected with an inside handle installed at the door for the vehicle. An outside emergency operating lever is connected with an outside handle installed at the door for the vehicle. A manual emergency door release part is connected with the inside emergency operating lever.Type: ApplicationFiled: July 11, 2019Publication date: November 5, 2020Inventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han
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Publication number: 20200284069Abstract: A motor-driven door latch includes a catch part that is caught on a striker to lock the vehicle door to the vehicle body or is released from the striker so that the vehicle door can be opened from the vehicle body. A door locking and releasing part includes a main motor and is configured to apply a torque to the catch part through the main motor. An emergency door releasing part is provided with an auxiliary motor and is contacted with the door locking and releasing part by operation of the auxiliary motor. An inside emergency operating lever is connected with an inside handle installed at the vehicle door and is configured to receive an operation force of the inside handle to rotate and apply torque to the catch part through the emergency door releasing part and the door locking and releasing part.Type: ApplicationFiled: June 14, 2019Publication date: September 10, 2020Inventors: Jinwoo Nam, Kyoung Taek Kwak, Jungho Han