公开(公告)号：US08899195B2

公开(公告)日：2014-12-02

申请号：US13711573

申请日：2012-12-11

Applicant: Hyundai Motor Company

Inventor： Soo Hyung Woo ,  Byong Young Choi ,  Young Hong Kwak ,  Jin Kook Kong ,  Wonjun Lee

IPC: F01L9/02 ,  F01L1/34 ,  F01L13/00 ,  F01L1/46

CPC classification number: F01L1/34 ,  F01L9/025 ,  F01L13/0005 ,  F01L2001/467 ,  F01L2013/001

Abstract: An electro-hydraulic variable valve lift apparatus may include an hydraulic pump body installed in an engine, a piston provided to reciprocate within the hydraulic pump body and forming an hydraulic pump chamber together with the hydraulic pump body, an hydraulic pump cam disposed to be in contact with the piston and enabling the piston to reciprocate according to a rotation thereof, a retainer provided to be slidable along the piston between the piston and the engine and forming a retainer chamber with the engine, a retainer spring elastically supporting the retainer, an oil control valve allowing the hydraulic pump chamber and the retainer chamber to selectively communicate with each other, a valve opening and closing unit communicating with the hydraulic pump chamber and opened or closed according to oil pressure supplied from the hydraulic pump chamber.

Abstract translation: 电动液压可变气门提升装置可以包括安装在发动机中的液压泵体，设置在液压泵体内往复运动的活塞，与液压泵体一起形成液压泵室，设置在 与活塞接触并使活塞能够根据其旋转而往复运动;保持器，其设置成能够沿着活塞在活塞和发动机之间滑动并与发动机形成保持室;保持弹簧弹性支撑保持器;油 控制阀，其允许液压泵室和保持器室彼此选择性地连通;阀打开和关闭单元，其与液压泵室连通，并根据从液压泵室供应的油压而打开或关闭。

公开(公告)号：US08667934B1

公开(公告)日：2014-03-11

申请号：US13725372

申请日：2012-12-21

Applicant: Hyundai Motor Company

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

IPC: F02B75/04

CPC classification number: F02B75/04 ,  F02B75/044 ,  F02B75/045 ,  F02D15/02

Abstract: An engine may include a crankshaft, a piston, a connecting rod that connects a crank pin of the crankshaft with the piston, and a compression ratio variable device that varies a distance between the piston and the crank pin, wherein the compress ratio variable device includes: a block cover mounted on an outside of the engine block and a cover journal portion and a worm wheel mounting space are formed therein, a control shaft contacting the cover journal portion and an operating arm protruding from an exterior circumference of the control shaft, and a motor portion, wherein a worm connected to the motor portion is mounted to the block cover, the worm being engaged with the worm wheel so as to rotate the control shaft according to the motor portion, wherein a distance between the piston and the crank pin is varied by a rotation of the control shaft.

Abstract translation: 发动机可以包括曲轴，活塞，将曲轴的曲柄销与活塞连接的连杆以及改变活塞和曲柄销之间的距离的压缩比可变装置，其中压缩比可变装置包括 ：安装在发动机缸体的外侧的挡块盖和盖轴颈部分和蜗轮安装空间，其中控制轴接触盖轴颈部分和从控制轴的外周伸出的操作臂，以及 马达部分，其中连接到所述马达部分的蜗杆安装到所述块盖上，所述蜗杆与所述蜗轮啮合，以便根据所述马达部分旋转所述控制轴，其中所述活塞和所述曲柄销之间的距离 通过控制轴的旋转而变化。

公开(公告)号：US20150167510A1

公开(公告)日：2015-06-18

申请号：US14448731

申请日：2014-07-31

Applicant: Hyundai Motor Company

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

IPC: F01L13/00

CPC classification number: F01L13/0031 ,  F01L1/25 ,  F01L9/025 ,  F01L2820/031

Abstract: A variable valve lift apparatus may include an outer body, an inner body inserted in the outer body to move up and down in the outer body, a valve cylinder inserted in the outer body on a lower side of the inner body to have one side coupled to the inner body and the other side coupled to the valve, a latching member provided either to the outer body or to the inner body to be operated by a hydraulic pressure for coupling to the outer body and the inner body selectively, a hydraulic chamber formed between the outer body and the inner body, a latching flow passage formed in the outer body to supply the hydraulic pressure to the latching member, and an oil removal valve provided to drain a fluid.

Abstract translation: 可变气门提升装置可以包括外体，插入在外体中的内体，以在外体中上下移动;阀体，其在所述内体的下侧插入到外体中， 连接到所述阀的所述内体和另一侧，设置在所述外体或所述内体上的用于通过选择性地联接到所述外体和所述内体的液压来操作的闩锁构件，形成的液压室 在所述外体和所述内体之间，形成在所述外主体中以将液压供应到所述闩锁构件的锁定流路，以及设置成排出流体的除油阀。

公开(公告)号：US09057293B2

公开(公告)日：2015-06-16

申请号：US14108192

申请日：2013-12-16

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Byong Young Choi ,  Jin Kook Kong ,  Gee Wook Shin ,  Soo Hyung Woo ,  Wootae Kim

IPC: F01L1/34 ,  F01L13/00

CPC classification number: F01L13/0042 ,  F01L13/0036 ,  F01L2013/0052

Abstract: A multiple variable valve lift apparatus may include a camshaft rotating by drive of an engine, at least two cam portions disposed on the camshaft to be movable along an axial direction of the camshaft and to be rotated together with the camshaft, and forming a high cam and a low cam, a valve opening/closing unit operated by one of the high cam or the low cam formed at the cam portion, an operating unit disposed on the camshaft to move together with one of the at least two cam portions, a solenoid selectively moving the operating unit along an axial direction of the camshaft, a interlock unit rotating together with the camshaft, and disposed between one and the other of the cam portions on the camshaft to be movable along an axial direction of the camshaft, and a pin operating unit selectively moving the interlock unit along the camshaft.

Abstract translation: 多重可变气门提升装置可以包括通过发动机的驱动而旋转的凸轮轴，设置在凸轮轴上的至少两个凸轮部分，以沿着凸轮轴的轴向可移动并与凸轮轴一起旋转，并且形成高凸轮 以及低凸轮，通过在凸轮部分形成的高凸轮或低凸轮之一操作的阀开/关单元，设置在凸轮轴上以与所述至少两个凸轮部分中的一个一起移动的操作单元，螺线管 沿着凸轮轴的轴向方向选择性地移动操作单元，与凸轮轴一起旋转的互锁单元，并且设置在凸轮轴上的一个和另一个凸轮部分之间，以沿着凸轮轴的轴向方向可移动;以及销 操作单元沿着凸轮轴选择性地移动互锁单元。

公开(公告)号：US08757112B2

公开(公告)日：2014-06-24

申请号：US13712100

申请日：2012-12-12

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: F02B75/047 ,  F02B75/044

Abstract: A variable compression ratio apparatus mounted on an engine may include an eccentric bearing assembly engaged with the piston through a piston pin, and including an eccentric ring having an eccentric hole so that the piston pin may be rotatably installed therethrough while being eccentric to the eccentric ring, and an eccentric link connected to the eccentric ring to transfer rotation force to the eccentric ring, a first connecting rod rotatably installed at an one side in an axial direction of the eccentric ring, a second connecting rod rotatably installed at the other side in the axial direction of the eccentric ring, and a control shaft connected to the eccentric link to rotate the eccentric bearing assembly by transferring the rotation force to the eccentric ring.

Abstract translation: 安装在发动机上的可变压缩比装置可以包括通过活塞销与活塞接合的偏心轴承组件，并且包括具有偏心孔的偏心环，使得活塞销可偏转到偏心环 以及与所述偏心环连接以将旋转力传递到所述偏心环的偏心连杆，可旋转地安装在所述偏心环的轴向一侧的第一连杆，可旋转地安装在所述偏心环的另一侧的第二连杆 所述偏心环的轴向方向以及连接到所述偏心连杆的控制轴，以通过将所述旋转力传递到所述偏心环来旋转所述偏心轴承组件。

公开(公告)号：US08733302B1

公开(公告)日：2014-05-27

申请号：US13710259

申请日：2012-12-10

Applicant: Hyundai Motor Company

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

IPC: F02B75/04

CPC classification number: F02B75/045

Abstract: A variable compression ratio apparatus may include a crankshaft, a connecting rod, first and second eccentric links mounted at both sides of the connection rod, respectively, and having one ends at which the piston pin may be eccentrically and rotatably installed, a swing link of which one end may be branched into two parts to form first and second branches, the first and second branches being connected to the other ends of the first and second eccentric links, and a control device connected to the other end of the swing link to control the swing link, wherein the crank arm includes guide surfaces formed in a predetermined thickness at an inner circumferential surface of the crank arm so that the first and second branches of the swing link slide to move between the guide surfaces.

Abstract translation: 可变压缩比装置可以包括曲轴，连杆，分别安装在连接杆的两侧的第一和第二偏心连杆，并且活塞销可以偏心地并可旋转地安装在其一端，摆动连杆 其一端可以分成两部分以形成第一和第二分支，第一和第二分支连接到第一和第二偏心连杆的另一端，以及控制装置，连接到摆动连杆的另一端以控制 所述摆动连杆，其中所述曲柄臂包括在所述曲柄臂的内周面处以预定厚度形成的引导表面，使得所述回转杆的第一和第二分支滑动以在所述引导表面之间移动。

公开(公告)号：US20140041605A1

公开(公告)日：2014-02-13

申请号：US13711573

申请日：2012-12-11

Applicant: HYUNDAI MOTOR COMPANY

Inventor： Soo Hyung Woo ,  Byong Young Choi ,  Young Hong Kwak ,  Jin Kook Kong ,  Wonjun Lee

IPC: F01L1/34

CPC classification number: F01L1/34 ,  F01L9/025 ,  F01L13/0005 ,  F01L2001/467 ,  F01L2013/001

Abstract: An electro-hydraulic variable valve lift apparatus may include an hydraulic pump body installed in an engine, a piston provided to reciprocate within the hydraulic pump body and forming an hydraulic pump chamber together with the hydraulic pump body, an hydraulic pump cam disposed to be in contact with the piston and enabling the piston to reciprocate according to a rotation thereof, a retainer provided to be slidable along the piston between the piston and the engine and forming a retainer chamber with the engine, a retainer spring elastically supporting the retainer, an oil control valve allowing the hydraulic pump chamber and the retainer chamber to selectively communicate with each other, a valve opening and closing unit communicating with the hydraulic pump chamber and opened or closed according to oil pressure supplied from the hydraulic pump chamber.

Abstract translation: 电动液压可变气门提升装置可以包括安装在发动机中的液压泵体，设置在液压泵体内往复运动的活塞，与液压泵体一起形成液压泵室，设置在 与活塞接触并使活塞能够根据其旋转而往复运动;保持器，其设置成能够沿着活塞在活塞和发动机之间滑动并与发动机形成保持室;保持弹簧弹性支撑保持器;油 控制阀，其允许液压泵室和保持器室彼此选择性地连通;阀打开和关闭单元，其与液压泵室连通，并根据从液压泵室供应的油压而打开或关闭。

公开(公告)号：US20140014070A1

公开(公告)日：2014-01-16

申请号：US13712100

申请日：2012-12-12

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: F02B75/047 ,  F02B75/044

Abstract: A variable compression ratio apparatus mounted on an engine may include an eccentric bearing assembly engaged with the piston through a piston pin, and including an eccentric ring having an eccentric hole so that the piston pin may be rotatably installed therethrough while being eccentric to the eccentric ring, and an eccentric link connected to the eccentric ring to transfer rotation force to the eccentric ring, a first connecting rod rotatably installed at an one side in an axial direction of the eccentric ring, a second connecting rod rotatably installed at the other side in the axial direction of the eccentric ring, and a control shaft connected to the eccentric link to rotate the eccentric bearing assembly by transferring the rotation force to the eccentric ring.

Abstract translation: 安装在发动机上的可变压缩比装置可以包括通过活塞销与活塞接合的偏心轴承组件，并且包括具有偏心孔的偏心环，使得活塞销可偏转到偏心环 以及与所述偏心环连接以将旋转力传递到所述偏心环的偏心连杆，可旋转地安装在所述偏心环的轴向一侧的第一连杆，可旋转地安装在所述偏心环的另一侧的第二连杆 所述偏心环的轴向方向以及连接到所述偏心连杆的控制轴，以通过将所述旋转力传递到所述偏心环来旋转所述偏心轴承组件。

公开(公告)号：US09399932B2

公开(公告)日：2016-07-26

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: F01L1/34 ,  F01L1/24 ,  F01L1/047

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：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

IPC: F01L1/34 ,  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。