公开(公告)号：US20120298059A1

公开(公告)日：2012-11-29

申请号：US13302934

申请日：2011-11-22

申请人： Jei Choon YANG ,  Byong Young CHOI ,  Jin Kook KONG ,  Soo Hyung WOO ,  Young Jin WON ,  Jin Soon KIM

发明人： Jei Choon YANG ,  Byong Young CHOI ,  Jin Kook KONG ,  Soo Hyung WOO ,  Young Jin WON ,  Jin Soon KIM

IPC分类号： F01L1/344

CPC分类号： F01L1/344 ,  F01L2001/3522

摘要： An electric continuously variable valve timing apparatus may include a cam sprocket, a camshaft rotatably connected with the cam sprocket, a motor portion, a lead screw portion which may be disposed within the motor portion, may be screwed-engaged with the motor portion, and moves along length direction of the camshaft according to operations of the motor portion, and a camshaft holder rotatably connecting the lead screw portion and the cam sprocket, wherein the camshaft holder moves along length direction of the camshaft according to the movement of the lead screw portion and varies relative phase angle between the cam sprocket and the camshaft for controlling valve timing.

摘要翻译： 电动连续可变气门正时装置可以包括凸轮链轮，与凸轮链轮可旋转地连接的凸轮轴，电动机部分，可设置在电动机部分内的导螺杆部分可与电动机部分螺纹接合，以及 根据电动机部分的操作沿着凸轮轴的长度方向移动，以及可旋转地连接导螺杆部分和凸轮链轮的凸轮轴保持架，其中凸轮轴保持器根据导螺杆部分的运动而沿着凸轮轴的长度方向移动 并且为了控制气门正时，改变凸轮链轮和凸轮轴之间的相对相位角。

公开(公告)号：US20120048222A1

公开(公告)日：2012-03-01

申请号：US12957192

申请日：2010-11-30

申请人： Byong Young CHOI ,  Jin Kook Kong ,  Soo Hyung Woo ,  Jin Soon Kim

发明人： Byong Young CHOI ,  Jin Kook Kong ,  Soo Hyung Woo ,  Jin Soon Kim

IPC分类号： F01L1/34

CPC分类号： F01L9/025 ,  F01L1/185 ,  F01L1/2405 ,  F01L2105/00

摘要： An electro-hydraulic variable valve lift apparatus may includes a housing having a housing protruding portion is formed therewithin, a driving cam, a pump piston which forms a main chamber with the housing, reciprocates within the housing according to rotation of the driving cam, and forms hydraulic pressure within the main chamber, a pump piston elastic portion disposed for elastically supporting the pump piston, an oil pressure controller communicated with the main chamber in order to control hydraulic pressure within the main chamber, a hydraulic piston slidably disposed within the housing and connected with a valve, a multiple orifice unit slidably disposed within the hydraulic piston and forms an auxiliary chamber with the hydraulic piston, and the multiple orifice unit of which an orifice hole communicating the main chamber with the auxiliary chamber is formed thereto, and an orifice unit elastic portion disposed within the auxiliary chamber to elastically support the multiple orifice unit.

摘要翻译： 电动液压可变气门提升装置可以包括在其中形成有壳体突出部分的壳体，驱动凸轮，与壳体形成主室的泵活塞根据驱动凸轮的旋转在壳体内往复运动，以及 在主室内形成液压，设置用于弹性地支撑泵活塞的泵活塞弹性部分，与主室连通以控制主室内的液压的油压控制器，可滑动地设置在壳体内的液压活塞， 与阀连接，多孔单元可滑动地设置在液压活塞内并与液压活塞形成辅助室，并且多孔单元形成有连通主室与辅助室的孔口，孔口 单元弹性部分设置在辅助室内以弹性地支撑多个或 ifice单位。

公开(公告)号：US20120291889A1

公开(公告)日：2012-11-22

申请号：US13312745

申请日：2011-12-06

申请人： Byong Young CHOI ,  Young Hong KWAK ,  Gee Wook SHIN ,  Jin Kook KONG ,  Soo Hyung WOO ,  Chang-Hoon LEE

发明人： Byong Young CHOI ,  Young Hong KWAK ,  Gee Wook SHIN ,  Jin Kook KONG ,  Soo Hyung WOO ,  Chang-Hoon LEE

IPC分类号： F16K15/00

CPC分类号： F02D13/0253 ,  F01L13/0015 ,  F01L2001/2444 ,  F01L2001/3443 ,  F15B13/0405 ,  F16K15/183 ,  F16K31/0637 ,  Y02T10/18 ,  Y10T137/7838

摘要： An oil control valve includes a housing having a control port and a drain port, a first seat with a first penetration hole forming a first chamber, a second seat with a second penetration hole forming a second chamber communicated with the control port, the second seat with the housing forming a third chamber communicating with the drain port, a first check valve within the first chamber selectively closing the first penetration hole, a second check valve within the third chamber selectively closing the second penetration hole, and a third penetration hole, a control portion selectively opening the first check valve and simultaneously closing the second check valve or selectively closing the first check valve and simultaneously opening the second check valve and an orifice connecting the first chamber with the second chamber.

摘要翻译： 油控阀包括具有控制口和排水口的壳体，具有形成第一室的第一穿透孔的第一座，具有与控制口连通的第二孔的第二孔，第二座 其中所述壳体形成与所述排水口连通的第三室，所述第一室内的第一止回阀选择性地关闭所述第一穿透孔，所述第三室内的第二止回阀选择性地闭合所述第二穿透孔，以及第三穿透孔， 控制部分选择性地打开第一止回阀并同时关闭第二止回阀或选择性地关闭第一止回阀并同时打开第二止回阀和连接第一室与第二室的孔。

公开(公告)号：US20090314248A1

公开(公告)日：2009-12-24

申请号：US12426056

申请日：2009-04-17

申请人： Byong Young CHOI

发明人： Byong Young CHOI

IPC分类号： F02B75/32 ,  F02D17/02

CPC分类号： F02D17/02 ,  Y10T74/2173

摘要： A multi-cylinder engine with a plurality of cylinders may include at least one variable cylinder that performs a power stroke or is deactivated, normal cylinders that perform power strokes at equal rotation intervals, and a control portion that activates or deactivates the at least one variable cylinder according to a predetermined load condition, wherein deactivation position of the at least one variable cylinder is determined based on rotation angle of a crankshaft.

摘要翻译： 具有多个气缸的多气缸发动机可以包括执行动力冲程或停用的至少一个可变气缸，以相等的旋转间隔执行功率冲程的正常气缸以及激活或停用至少一个变量的控制部分 根据预定的负载条件来确定所述至少一个可变气缸的停用位置，其基于曲轴的旋转角度来确定。