公开(公告)号：US09140147B2

公开(公告)日：2015-09-22

申请号：US14145446

申请日：2013-12-31

Applicant: Hyundai Motor Company

Inventor： Soo Hyung Woo ,  Jei Choon Yang ,  Young Hong Kwak ,  Byong Young Choi ,  Jin Kook Kong ,  Gee Wook Shin

IPC: F01L1/34 ,  F01L1/047 ,  F01L13/00

CPC classification number: F01L1/047 ,  F01L13/0036 ,  F01L2001/0473 ,  F01L2001/0475 ,  F01L2013/0052 ,  F01L2820/031

Abstract: A multiple variable valve lift apparatus has a simple design that efficiently operates without interference. The apparatus according may include: a camshaft formed in a hollow cylinder shape; a control shaft disposed in the hollow of the camshaft; a cam that rotates together with the camshaft; a cam rod connecting the control shaft with the cam to move together; an operating unit disposed on the exterior circumference of the camshaft to rotate together with the camshaft; an operating unit rod connecting the control shaft with the operating unit such that the control shaft and the operating unit move together; a solenoid selectively connected with the operating unit, and moving the operating unit along an axial direction of the camshaft; and a tappet contacting the cam to transform rotational motion of the cam to rectilinear motion of a valve.

Abstract translation: 多重可变气门提升装置具有简单的设计，无干扰地有效地运行。 所述装置可以包括：形成为中空圆筒形状的凸轮轴; 设置在所述凸轮轴的中空部中的控制轴; 与凸轮轴一起旋转的凸轮; 连接控制轴和凸轮一起移动的凸轮杆; 设置在所述凸轮轴的外周上与所述凸轮轴一起旋转的操作单元; 操作单元杆，其将所述控制轴与所述操作单元连接，使得所述控制轴和所述操作单元一起移动; 选择性地与所述操作单元连接的电磁阀，并且沿着所述凸轮轴的轴向移动所述操作单元; 以及与凸轮接触的挺杆，以将凸轮的旋转运动转换为阀的直线运动。

公开(公告)号：US20150114330A1

公开(公告)日：2015-04-30

申请号：US14523546

申请日：2014-10-24

Applicant: Hyundai Motor Company

Inventor： Young Hong Kwak ,  Gyu Han Hwang ,  Jin Kook Kong ,  Gee Wook Shin ,  Won Gyu Kim ,  Myungsik Choi

IPC: F01L1/24 ,  F01L1/047 ,  F01L1/34

CPC classification number: F01L1/2411 ,  F01L1/047 ,  F01L1/053 ,  F01L1/185 ,  F01L1/2405 ,  F01L1/267 ,  F01L1/34 ,  F01L13/0036 ,  F01L2001/186 ,  F01L2105/00

Abstract: A variable valve device for varying a lift amount of a valve includes a first valve and a second valve that are respectively disposed to open or close a port, a swing arm in which first and second valve pressing portions are formed at both sides to press the first valve and the second valve, one supporting portion that supports a part that is apart from the first and the second valve pressing portions on the swing arm, a lost body that is rotatably disposed on the swing arm through a lost pin, a camshaft on which a first cam and a second cam are formed to respectively press the lost body and the swing arm, and a latching pin that selectively fixes the swing arm with the lost body and is disposed to move in a direction that the first and the second valves are arranged.

Abstract translation: 用于改变阀的提升量的可变阀装置包括分别设置成打开或关闭端口的第一阀和第二阀，在两侧形成有第一和第二阀按压部的摇臂， 第一阀和第二阀，一个支撑部分，其支撑离开摆臂上的第一和第二阀按压部分的部分;通过失速销可旋转地设置在摆臂上的失物体;凸轮轴， 第一凸轮和第二凸轮形成为分别按压失物体和摆臂，以及锁定销，其选择性地将摆臂与失物体固定并且被设置成沿着第一和第二阀 被安排。

公开(公告)号：US20140261267A1

公开(公告)日：2014-09-18

申请号：US14143850

申请日：2013-12-30

Applicant: Hyundai Motor Company

Inventor： Soo Hyung WOO ,  Jong Hyeok Choi ,  Young Hong Kwak ,  Byong Young Choi ,  Jin Kook Kong ,  Gee Wook Shin

IPC: F01L31/16

CPC classification number: F01L31/16 ,  F01L13/0036 ,  F01L2001/0473 ,  F01L2013/0052 ,  F01L2820/031

Abstract: A multistage variable valve lift apparatus includes: a camshaft; a plurality of cams slidably provided on the camshaft and each including a cam base with a guide projection and a cam lobe; a solenoid unit that includes an operating rod with a guide slot into which the guide projection is selectively inserted; and a valve opening/closing portion that comes into selective contact any one of the plurality of cams.

Abstract translation: 多级可变气门提升装置包括：凸轮轴; 多个凸轮可滑动地设置在所述凸轮轴上，并且每个凸轮包括具有引导突起和凸轮凸角的凸轮基座; 螺线管单元，其包括具有引导槽的操作杆，所述引导突起被选择性地插入所述导槽中; 以及与所述多个凸轮中的任一个进行选择性接触的阀开闭部。

公开(公告)号：US20140251250A1

公开(公告)日：2014-09-11

申请号：US14145446

申请日：2013-12-31

Applicant: Hyundai Motor Company

Inventor： Soo Hyung Woo ,  Jei Choon Yang ,  Young Hong Kwak ,  Byong Young Choi ,  Jin Kook Kong ,  Gee Wook Shin

IPC: F01L1/047

CPC classification number: F01L1/047 ,  F01L13/0036 ,  F01L2001/0473 ,  F01L2001/0475 ,  F01L2013/0052 ,  F01L2820/031

Abstract: A multiple variable valve lift apparatus has a simple design that efficiently operates without interference. The apparatus according may include: a camshaft formed in a hollow cylinder shape; a control shaft disposed in the hollow of the camshaft; a cam that rotates together with the camshaft; a cam rod connecting the control shaft with the cam to move together; an operating unit disposed on the exterior circumference of the camshaft to rotate together with the camshaft; an operating unit rod connecting the control shaft with the operating unit such that the control shaft and the operating unit move together; a solenoid selectively connected with the operating unit, and moving the operating unit along an axial direction of the camshaft; and a tappet contacting the cam to transform rotational motion of the cam to rectilinear motion of a valve.

Abstract translation: 多重可变气门提升装置具有简单的设计，无干扰地有效地运行。 所述装置可以包括：形成为中空圆筒形状的凸轮轴; 设置在所述凸轮轴的中空部中的控制轴; 与凸轮轴一起旋转的凸轮; 连接控制轴和凸轮一起移动的凸轮杆; 设置在所述凸轮轴的外周上与所述凸轮轴一起旋转的操作单元; 操作单元杆，其将所述控制轴与所述操作单元连接，使得所述控制轴和所述操作单元一起移动; 选择性地与所述操作单元连接的电磁阀，并且沿着所述凸轮轴的轴向移动所述操作单元; 以及与凸轮接触的挺杆，以将凸轮的旋转运动转换为阀的直线运动。

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。

公开(公告)号：US08720395B2

公开(公告)日：2014-05-13

申请号：US13711488

申请日：2012-12-11

Applicant: Hyundai Motor Company

Inventor： Eun Ho Lee ,  Jin Kook Kong ,  Dong Seok Lee ,  Soo Hyung Woo ,  Yoonsik Woo

IPC: F02B75/04

CPC classification number: F02B75/045

Abstract: A variable compression ratio apparatus may include a connecting rod having a small end portion having an eccentric bearing installation hole, a large end portion rotatably connected to the crank shaft, and a space portion formed in a longitudinal direction of the connecting rod and communicated with the eccentric bearing installation hole, a piston pin fixedly, an eccentric bearing rotatably engaged to the eccentric bearing installation hole and coupled to the piston pin through a pin installation hole of the eccentric bearing, wherein the piston pin may be offset from a center axis of the eccentric bearing, an eccentric link connected to the eccentric bearing, a variable link rotatably connected to the eccentric link, a control link rotatably connected to the variable link, and a control shaft provided in the control link to rotate the control link, wherein the eccentric link may be rotated within the space portion.

Abstract translation: 可变压缩比装置可以包括具有小端部的连接杆，该端部具有偏心轴承安装孔，可旋转地连接到曲轴的大端部和沿连接杆的纵向方向形成的空间部分， 偏心轴承安装孔，活塞销固定，偏心轴承可旋转地接合到偏心轴承安装孔，并通过偏心轴承的销安装孔与活塞销连接，其中活塞销可偏离 偏心轴承，连接到偏心轴承的偏心连杆，可偏转连接到偏心连杆的可变连杆，可旋转地连接到可变连杆的控制连杆，以及设置在控制连杆中以使控制连杆旋转的控制轴，其中偏心 连杆可以在空间部分内旋转。