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公开(公告)号：US10473000B2
公开(公告)日：2019-11-12
申请号：US15834755
申请日：2017-12-07
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Soo Hyung Woo , Heechang Oh , Seung Kook Han , Ju Hun Lee , Wootae Kim
Abstract: A multiple variable valve lift apparatus disposed at an intake part and an exhaust part of an engine includes: a moving cam rotating together with a camshaft, being movably disposed in an axial direction of the camshaft, and forming a plurality of cams for realizing valve lift to be different from each other and a cam guide protrusion; an operating unit selectively guiding the cam guide protrusion so as to move the moving cam in an axial direction of the camshaft; a controller controlling an operation of the operating unit; and a valve opening/closing unit opened/closed by contacting any one among the plurality of cams.
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公开(公告)号：US10174724B2
公开(公告)日：2019-01-08
申请号：US15335968
申请日：2016-10-27
Applicant: HYUNDAI MOTOR COMPANY
Inventor： Seung Woo Lee , Hong Kil Baek , Tae Won Lee , Ju Hun Lee , Jeong Hwa Cha
IPC: F02M25/12 , F02M25/07 , F02M26/09 , F02M26/15 , F02M26/22 , F02D19/06 , F02M26/06 , F02M26/07 , F02M26/36 , F02M26/23
Abstract: A fuel reforming system for a vehicle includes an Exhaust Gas Recirculation (EGR) line for recirculating a part of exhaust gas of an engine towards an intake side, a fuel reformer provided on the EGR line, the fuel reformer reforming fuel that is to be supplied to the engine, and the fuel reformer supplying the reformed fuel to the engine via the EGR line, an EGR valve provided downstream of the fuel reformer, and a pressure control valve provided in the fuel reformer for controlling an inner pressure of the fuel reformer.
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Patent Agency Ranking
3.发明申请DESIGN METHOD OF SHORT DURATION CAM, SHORT DURATION CAM, VARIABLE VALVE LIFT APPARATUS INCLUDING THE SAME, AND DESIGN METHOD OF CAM 审中-公开短时间CAM，短时间CAM，可变阀门提升装置的设计方法及其设计方法公开(公告)号：US20150345342A1
公开(公告)日：2015-12-03
申请号：US14552115
申请日：2014-11-24
Applicant: HYUNDAI MOTOR COMPANY
Inventor： Byong Young CHOI , Soo Hyung Woo , Ju Hun Lee , Jin Wook Son , Seung Kook Han
CPC classification number: F01L1/08 , F01L1/34 , Y10T29/49233
Abstract: A short duration cam of a variable valve lift apparatus has a cam lift acceleration including a first peak formed before a center of the cam lift acceleration, and a second peak formed after the center of the cam lift acceleration. A relative ratio of a smaller value to a greater value of the first peak and the second peak is 0.8 or more.
Abstract translation: 可变气门提升装置的短时间凸轮具有包括在凸轮升程加速度的中心之前形成的第一峰值的凸轮升程加速度和在凸轮升程加速度的中心之后形成的第二峰值。 第一峰值和第二峰值的较小值与较大值的相对比为0.8以上。
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公开(公告)号：US10273875B2
公开(公告)日：2019-04-30
申请号：US15653766
申请日：2017-07-19
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Seung Woo Lee , In Woong Lyo , Hong Kil Baek , Tae Won Lee , Woong Pyo Hong , Bokyung Kim , Ju Hun Lee , Jeong Hwa Cha
Abstract: A fuel reforming system for a vehicle intake and exhaust line that reforms fuel in a vehicle intake and exhaust line including an exhaust gas recirculation (EGR) apparatus that recirculates a portion of an exhaust gas of an engine and a recirculation line that transfers an exhaust gas that is recirculated by the exhaust gas recirculation apparatus to supply as an intake gas of the engine, may include a fuel reformer that mixes an exhaust gas that passes through the recirculation line with fuel and that reforms fuel that is mixed in the exhaust gas, wherein an insulation material is coated at a wall surface of the fuel reformer.
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公开(公告)号：US20190072010A1
公开(公告)日：2019-03-07
申请号：US15834755
申请日：2017-12-07
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Soo Hyung Woo , Heechang Oh , Seung Kook Han , Ju Hun Lee , Wootae Kim
CPC classification number: F01L1/34413 , F01L1/053 , F01L1/08 , F01L1/185 , F01L13/0036 , F01L2001/0473 , F01L2013/0052 , F01L2013/101 , F01L2105/00 , F01L2201/00 , F02D13/0211 , F02D13/0215 , F02D13/0261
Abstract: A multiple variable valve lift apparatus disposed at an intake part and an exhaust part of an engine includes: a moving cam rotating together with a camshaft, being movably disposed in an axial direction of the camshaft, and forming a plurality of cams for realizing valve lift to be different from each other and a cam guide protrusion; an operating unit selectively guiding the cam guide protrusion so as to move the moving cam in an axial direction of the camshaft; a controller controlling an operation of the operating unit; and a valve opening/closing unit opened/closed by contacting any one among the plurality of cams.
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公开(公告)号：US09140182B2
公开(公告)日：2015-09-22
申请号：US14098533
申请日：2013-12-06
Applicant: Hyundai Motor Company
Inventor： Yoonsik Woo , Jin Kook Kong , Ju Hun Lee , Eun Ho Lee , Dong Seok Lee , Soo Hyung Woo
CPC classification number: F02B75/04 , F02B75/045
Abstract: Disclosed is a variable compression ratio control system configured to change a top dead center of a piston in an engine according to an operation state of the engine. The control system may include a motor provided as a power source, a control shaft coupled to the piston, wherein the control shaft changes the top dead center of the piston by a rotation of the control shaft, a driving shaft connected to the motor and to be rotated by the motor, an operation unit movable in a shaft direction of the driving shaft by a rotation of the driving shaft, and an operation link protruding from one portion of an exterior circumferential surface of the control shaft, wherein the operation unit is connected with the operation link so that the operation link rotates the control shaft while the operation unit moves in the shaft direction of the driving shaft.
Abstract translation: 公开了一种可变压缩比控制系统，其被配置为根据发动机的运行状态改变发动机中的活塞的上止点。 控制系统可以包括设置为动力源的马达，连接到活塞的控制轴，其中控制轴通过控制轴的旋转，与马达连接的驱动轴和连接到马达的驱动轴来改变活塞的上止点，并且 由电动机旋转，可通过驱动轴的旋转沿驱动轴的轴向移动的操作单元和从控制轴的外周面的一部分突出的操作连杆，其中操作单元连接 操作连杆使得操作连杆在操作单元沿着驱动轴的轴方向移动时旋转控制轴。
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公开(公告)号：US20140238356A1
公开(公告)日：2014-08-28
申请号：US14098533
申请日：2013-12-06
Applicant: Hyundai Motor Company
Inventor： Yoonsik Woo , Jin Kook Kong , Ju Hun Lee , Eun Ho Lee , Dong Seok Lee , Soo Hyung Woo
IPC: F02B75/04
CPC classification number: F02B75/04 , F02B75/045
Abstract: Disclosed is a variable compression ratio control system configured to change a top dead center of a piston in an engine according to an operation state of the engine. The control system may include a motor provided as a power source, a control shaft coupled to the piston, wherein the control shaft changes the top dead center of the piston by a rotation of the control shaft, a driving shaft connected to the motor and to be rotated by the motor, an operation unit movable in a shaft direction of the driving shaft by a rotation of the driving shaft, and an operation link protruding from one portion of an exterior circumferential surface of the control shaft, wherein the operation unit is connected with the operation link so that the operation link rotates the control shaft while the operation unit moves in the shaft direction of the driving shaft.
Abstract translation: 公开了一种可变压缩比控制系统，其被配置为根据发动机的运行状态改变发动机中的活塞的上止点。 控制系统可以包括设置为动力源的马达，连接到活塞的控制轴，其中控制轴通过控制轴的旋转，与马达连接的驱动轴和连接到马达的驱动轴来改变活塞的上止点，并且 由电动机旋转，可通过驱动轴的旋转沿驱动轴的轴向移动的操作单元和从控制轴的外周面的一部分突出的操作连杆，其中操作单元连接 操作连杆使得操作连杆在操作单元沿着驱动轴的轴方向移动时旋转控制轴。
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