公开(公告)号：US20200123994A1

公开(公告)日：2020-04-23

申请号：US16203301

申请日：2018-11-28

Applicant: Hyundai Motor Company ,  Kia Motors Corporation ,  Kumoh National Institute of Technology Industry-Academic Cooperation Foundation

Inventor： Ki Seon Sim ,  Gee Wook Shin ,  Myung Sik Choi ,  Won Gyu Kim ,  Young Hong Kwak ,  Kyoung Seok Park

IPC: F02D41/00 ,  F02D13/06 ,  F02D17/02 ,  F01L1/24 ,  F01L13/00

Abstract: An apparatus and method for controlling deactivation of cylinders in an engine may include a sensor that measures pressure inside an intake manifold of the engine, an oil control valve (OCV) that deactivates the cylinders in the engine, and a controller that is configured to control the OCV to deactivate a specific cylinder in the engine, based on the pressure inside the intake manifold.

公开(公告)号：US09689282B2

公开(公告)日：2017-06-27

申请号：US14798078

申请日：2015-07-13

Applicant: Hyundai Motor Company

Inventor： Myungsik Choi ,  Won Gyu Kim ,  Young Hong Kwak ,  Gee Wook Shin

IPC: F01L1/34

CPC classification number: F01L1/34 ,  F01L1/185 ,  F01L1/267 ,  F01L13/0036 ,  F01L2001/186 ,  F01L2013/001 ,  F01L2105/00

Abstract: A variable valve lift apparatus that changes a lift of a valve in an engine may include an outer body selectively pivoting based on rotation of a cam, having a first end configured to be connected with a valve and a second end mounted with a pivot shaft, and having an internal space formed in the outer body, an inner body pivoting based on rotation of the cam, disposed in the internal space of the outer body, and having a first end rotatably connected to the first end of the outer body, a connecting shaft disposed through the first end of the outer body and the first end of the inner body and connecting the outer body and the inner body to each other, and a lost motion spring having a portion fixed to the outer body and another portion fixed to the inner body.

公开(公告)号：US09556763B2

公开(公告)日：2017-01-31

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: F01L1/18 ,  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：US20160160707A1

公开(公告)日：2016-06-09

申请号：US14737776

申请日：2015-06-12

Applicant: Hyundai Motor Company

Inventor： Myungsik CHOI ,  Gee Wook Shin ,  Won Gyu Kim ,  Gyu Han Hwang ,  Young Hong Kwak ,  Yoonsik Woo

IPC: F01L13/00 ,  F01L1/18

CPC classification number: F01L13/0021 ,  F01L1/18 ,  F01L1/185 ,  F01L1/2405 ,  F01L1/267 ,  F01L13/0005 ,  F01L2001/186 ,  F01L2001/467

Abstract: A variable valve lift apparatus to vary lift of a valve disposed at an engine may include an outer body selectively making a lever motion according to rotation of a cam, being adapted such that the valve is connected with one end thereof and a pivot axis of the lever motion is disposed at another end thereof, and forming an inside space, an inner body disposed in the inside space of the outer body and adapted such that one end thereof is rotatably connected with the one end of the outer body, a connecting shaft disposed so as to penetrate the one end of the outer body and the one end of the inner body and connect the outer body with the inner body, and a lost motion spring provided so as to return the inner body which is relatively rotated with the outer body around the connecting shaft.

Abstract translation: 用于改变设置在发动机上的阀的升程的可变气门提升装置可以包括外壳体，其选择性地根据凸轮的旋转而使杠杆运动，其适于使得阀与其一端连接， 杠杆运动设置在其另一端，并形成内部空间，内体设置在外体的内部空间中，并且适于使其一端可旋转地与外体的一端连接，连接轴设置 以便穿透外体的一端和内体的一端，并将外体与内体连接，并且设置有使弹簧回弹的内部主体，该内体与外体相对旋转 围绕连接轴。

公开(公告)号：US08910601B2

公开(公告)日：2014-12-16

申请号：US14040263

申请日：2013-09-27

Applicant: Hyundai Motor Company

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

IPC: F01L1/34 ,  F01L1/04 ,  F01L13/00

CPC classification number: F01L1/04 ,  F01L13/0063

Abstract: A continuous variable valve lifter having a cylinder air volume difference adjuster includes a camshaft having an input cam, an eccentric control shaft disposed parallel to the camshaft, and a control link rotatable around the eccentric control shaft. An output cam is provided to open and close a valve actuator for opening/closing, and a connection link is rotatably connected to the control link, and driving the output cam by the rotation of the input cam. A cam cap is disposed where the camshaft and the eccentric control shaft are mounted.The cylinder air volume difference adjuster includes a hinge pin serving as the rotational center of the output cam disposed parallel to the camshaft, a pin holder where the hinge pin is mounted, and an adjusting bolt for selectively shifting the position of the pin holder.

Abstract translation: 具有气缸空气量差调节器的连续可变气门升降器包括具有输入凸轮的凸轮轴，与凸轮轴平行设置的偏心控制轴以及围绕偏心控制轴可旋转的控制连杆。 提供输出凸轮以打开和关闭用于打开/关闭的阀致动器，并且连接连杆可旋转地连接到控制连杆，并且通过输入凸轮的旋转来驱动输出凸轮。 凸轮轴和偏心控制轴安装在凸轮盖上。 气缸空气量差调节器包括用作平行于凸轮轴的输出凸轮的旋转中心的铰链销，安装铰链销的销保持器和用于选择性地移动销保持器的位置的调节螺栓。

公开(公告)号：US20140158067A1

公开(公告)日：2014-06-12

申请号：US13870778

申请日：2013-04-25

Applicant: HYUNDAI MOTOR COMPANY

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

IPC: F02B69/06

CPC classification number: F02B69/06 ,  F02B47/08 ,  F02B75/02 ,  F02D13/0276 ,  F02D13/06 ,  F02M26/32 ,  F02M26/43 ,  Y02T10/121 ,  Y02T10/142 ,  Y02T10/18

Abstract: A variable cycle engine may include a first cylinder that performs an intake, a compression, an explosion, or an exhaust stroke, a second cylinder that performs an intake, a compression, an explosion, or an exhaust stroke, a connection rail that is formed near the first cylinder and the second cylinder, a first variable port that is diverged from one side of the connection rail and is connected to the first cylinder, a second variable port that is diverged from the other side of the connection rail and is connected to the second cylinder, and a first variable control valve disposed on the first variable port and a second variable control valve disposed on the second variable port, wherein the first and second variable control valves are opened or closed accordingly with respect to each other to directly connect the first cylinder with the second cylinder.

Abstract translation: 可变循环发动机可以包括执行进气，压缩，爆炸或排气冲程的第一气缸，执行进气，压缩，爆炸或排气冲程的第二气缸，形成的连接轨道 靠近所述第一气缸和所述第二气缸的第一可变端口，所述第一可变端口从所述连接轨的一侧发散并且连接到所述第一气缸，所述第二可变端口从所述连接轨的另一侧分叉并连接到 第二气缸和设置在第一可变端口上的第一可变控制阀和设置在第二可变端口上的第二可变控制阀，其中第一和第二可变控制阀相对于彼此打开或关闭以直接连接 第一个气缸与第二个气缸。

公开(公告)号：US09670848B2

公开(公告)日：2017-06-06

申请号：US14525117

申请日：2014-10-27

Applicant: Hyundai Motor Company

Inventor： Myungsik Choi ,  Young Hong Kwak

IPC: F02D15/04

CPC classification number: F02D15/04

Abstract: A variable compression ratio engine may include a variable chamber housing communicated with a combustion chamber of the engine, a variable chamber piston slidably disposed within the variable chamber housing, forming a variable chamber communicated with the combustion chamber within the variable chamber housing, forming a hydraulic pressure chamber between the variable chamber piston and the variable chamber housing, and having a leaking line for flowing oil leaked from the hydraulic pressure chamber, a connecting shaft connected to the variable chamber piston, and having an oil drain line for exhausting the oil in the leaking line is formed thereto, an oil supplier supplying oil to the hydraulic pressure chamber, and a compression ratio controller connected to the connecting shaft and controlling a relative position of the variable chamber piston.

公开(公告)号：US09587531B2

公开(公告)日：2017-03-07

申请号：US14957104

申请日：2015-12-02

Applicant: Hyundai Motor Company

Inventor： Myungsik Choi ,  Won Gyu Kim ,  Young Hong Kwak

IPC: F01L1/18 ,  F01L13/00 ,  F01L1/26 ,  F01L1/46

CPC classification number: F01L13/0047 ,  F01L1/18 ,  F01L1/185 ,  F01L1/267 ,  F01L13/0005 ,  F01L13/0036 ,  F01L2001/186 ,  F01L2001/467 ,  F01L2105/00

Abstract: A variable valve lift apparatus may include: an outer body selectively making a lever motion according to rotation of a cam, a first inner body disposed in the any one inside space of the outer body and adapted, a second inner body disposed in the other one inside space of the outer body, a connecting shaft disposed to penetrate the one end of the outer body, the one end of the first inner body, and the one end of the second inner body and connect the outer body with the first and second inner bodies, a first lost motion spring to return the first inner body relatively rotated with the outer body around the connecting shaft, and a second lost motion spring to return the second inner body relatively rotated with the outer body around the connecting shaft.

Abstract translation: 可变气门提升装置可以包括：根据凸轮的旋转选择性地制作杠杆运动的外体，设置在外体的任何一个内部空间中的第一内体，并且适于设置在另一个中的第二内体 外体的内部空间，设置成穿过外体的一端，第一内体的一端和第二内体的一端的连接轴，并且将外体与第一内侧和第二内侧连接 第一空动弹簧，使第一内体与外体相对地绕连接轴相对地旋转;以及第二空动弹簧，用于使第二内体与外主体围绕连接轴相对旋转。

公开(公告)号：US09447739B2

公开(公告)日：2016-09-20

申请号：US14485479

申请日：2014-09-12

Applicant: Hyundai Motor Company

Inventor： Won Gyu Kim ,  Eun Ho Lee ,  Young Hong Kwak ,  Myungsik Choi ,  Yoonsik Woo

IPC: F02B75/04 ,  F02D15/04

CPC classification number: F02D15/04

Abstract: A variable compression ratio engine includes a variable chamber housing in fluidic communication with a combustion chamber of the engine, a chamber plunger slidably disposed within the variable chamber housing and forming a variable chamber together with the variable chamber housing, a hydraulic pressure cylinder connected with the variable chamber housing, a hydraulic piston slidably disposed within the hydraulic pressure cylinder, having a slider protruded to form first and second operation chambers with the hydraulic pressure cylinder and connected with the chamber plunger, a control plunger connected with the hydraulic piston, a control cylinder for receiving the control plunger and slidable with respect to the control plunger, a compression ratio control portion selectively moving the control cylinder along the length direction, and hydraulic pressure lines supplying control hydraulic pressure to the first or second operation chamber or releasing the control hydraulic pressure from the first or second operation chamber according to relative positions of the control cylinder.

Abstract translation: 可变压缩比发动机包括与发动机的燃烧室流体连通的可变腔室壳体，可滑动地设置在可变腔室壳体内并与可变腔室壳体一起形成可变腔室的腔室柱塞，与该腔室柱塞连接的液压缸 可变室壳体，可滑动地设置在液压缸内的液压活塞，具有突出的滑块，用于与液压缸形成第一和第二操作室并与室柱塞连接，与液压活塞连接的控制柱塞，控制缸 用于接收所述控制柱塞并相对于所述控制柱塞滑动的压缩比控制部分，选择性地沿着所述长度方向移动所述控制缸;以及液压管线，其向所述第一或第二操作室提供控制液压，或者释放所述控制液压 来了 根据控制气缸的相对位置设置第一或第二操作室。

公开(公告)号：US09074499B2

公开(公告)日：2015-07-07

申请号：US14098375

申请日：2013-12-05

Applicant: Hyundai Motor Company

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

IPC: F01L1/34 ,  F01L13/00

CPC classification number: F01L13/0005 ,  F01L13/0036 ,  F01L2013/0052 ,  F01L2820/031

Abstract: A multiple variable valve lift apparatus may include a camshaft, a plurality of cams slidably fitted on the camshaft and each having a cam base with a guide groove and a cam lobe, a solenoid valve including an actuating rod capable of being selectively inserted into the guide groove of a cam in the plurality of cams, and a valve opening/closing unit capable of selectively coming in contact with any cam in the plurality of cams.

Abstract translation: 多重可变气门提升装置可以包括凸轮轴，可滑动地装配在凸轮轴上的多个凸轮，每个凸轮具有带有引导槽和凸轮凸角的凸轮底座，电磁阀包括能够选择性地插入导向件的致动杆 多个凸轮中的凸轮的凹槽，以及能够选择性地与多个凸轮中的任何凸轮接触的阀打开/关闭单元。