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公开(公告)号：KR101684497B1
公开(公告)日：2016-12-20
申请号：KR1020110082359
申请日：2011-08-18
Applicant: 현대자동차주식회사
Abstract: 본발명에의한전동식연속가변밸브타이밍기구는, 캠이일측에형성된캠샤프트와상대적으로회전가능하도록상기캠샤프트에장착되는캠스프라켓, 상기캠샤프트에회전가능하게장착되되, 그외주면이상기캠스프라켓에형성된내주면과마주하도록배치되는캠샤프트홀더, 상기캠샤프트홀더의외주면과상기캠스프라켓의내주면에동시에나사결합되는리드스크류, 및상기캠샤프트홀더의일측에마찰력을가해서, 상기리드스크류가상기캠샤프트의길이방향으로움직이도록하여, 상기캠스프라켓이상기캠샤프트에서상대적으로회전하도록하는클러치를포함하고, 공급되는유압에따라서상기캠스프라켓과상기캠샤프트를선택적으로고정하는록핀을포함한다. 따라서, 록핀이캠스프라켓과캠샤프트를서로고정하여함께회전하고있는상태에서, 클러치를이용하여상기캠스프라켓과상기캠샤프트를설정된위치에정지시킴으로써, 시동시간을단축하고시동시배출되는배기가스를저감시킬수 있다. 아울러, 시동이완료된후에는상기록핀이상기캠스프라켓과상기캠샤프트의고정구조를해제시킴으로써, 상기캠스프라켓을지각또는진각시켜상기캠샤프트의캠에의해서움직이는밸브의타이밍을정상적으로가변시킬수 있다.
Abstract translation: 目的：提供一种电动连续可变气门正时装置，用于通过将凸轮轴定位在正确的位置来减少在启动期间重新启动发动机和有害排气的启动时间。 构成：电动连续可变气门正时装置包括凸轮轴（190），凸轮链轮（160），凸轮轴保持架（105），导螺杆（180），离合器（100）和锁定销 （140）。 凸轮轴包括一侧的凸轮（197）。 凸轮链轮可旋转地安装在凸轮轴中，并且在外周包括链轮（165）。 凸轮轴保持器可旋转地位于凸轮轴的端部，并且在外周的端部包括盘（115）。 导螺杆螺旋连接在凸轮轴保持架的外周和凸轮轴保持件的内周之间。 离合器基于固定支架（110）向盘施加摩擦力。 锁定销根据所提供的流体压力选择性地固定凸轮轴和凸轮链轮。
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公开(公告)号：KR1020140060869A
公开(公告)日：2014-05-21
申请号：KR1020120127752
申请日：2012-11-12
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/121 , F02M26/10 , F01N13/10 , F02D13/0276
Abstract: The present invention relates to a pulse switching exhaust gas recirculation apparatus, which prevents the backflow of EGR gas caused by the supercharging of high pressure in an engine, to which a turbo supercharger is applied, by applying a pulse switching valve and a one-way valve to it and exclusively extracting exhaust pressure higher than intake boost pressure to recirculate EGR gas to an intake manifold; which improves NOx reduction efficiency; and which reduces knocks and pumping losses.
Abstract translation: 脉冲切换排气再循环装置技术领域本发明涉及一种脉冲切换排气再循环装置，其通过施加脉冲切换阀和单向阀来防止由发动机中的高压增压引起的EGR气体回流到涡轮增压器， 专门提取高于进气增压压力的排气压力，以将EGR气体再循环到进气歧管; 提高NOx还原效率; 并减少爆震和泵送损失。
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公开(公告)号：KR1020030055552A
公开(公告)日：2003-07-04
申请号：KR1020010085567
申请日：2001-12-27
Applicant: 현대자동차주식회사
Inventor： 최종혁
IPC: F02D41/40
CPC classification number: Y02T10/44
Abstract: PURPOSE: An apparatus and a method are provided to achieve improved cold start ability of engine, while reducing emission of hydro-carbon and smoke and parts count. CONSTITUTION: An apparatus comprises a primary fuel pump(110) for pumping a low pressure fuel; a secondary fuel pump(120) having an input terminal connected to the output terminal of the primary fuel pump, and which presses the fuel being supplied from the primary fuel pump; a fuel rail(130) for supplying the pressurized fuel to an injector, and suppressing fluctuation of the pressure of the pressurized fuel being supplied from the secondary fuel pump; a fuel rail relief valve(140) for maintaining the fuel pressure in the fuel rail by being open/shut in accordance with the fuel pressure in the fuel rail; a fuel pressure sensor(150) for measuring the pressure of the fuel in the fuel rail; a fuel check valve(160) interposed between the output terminal of the secondary fuel pump and the fuel rail, and which controls flow of the fuel being supplied from the secondary fuel pump to the fuel rail; a water temperature sensor(170) for sensing the water temperature of the gasoline direct injection engine; an engine control unit(180) for analyzing the signal input from the sensors, and generating a fuel pressure control signal during the cold start of the engine; and a fuel pump relief valve(190) for maintaining the transmission pressure of the secondary fuel pump at the preset pressure level.
Abstract translation: 目的：提供一种提高发动机冷启动能力的装置和方法，同时减少碳氢和烟雾和零件数量的排放。 构成：装置包括用于泵送低压燃料的主燃料泵（110） 二次燃料泵（120），其具有连接到所述主燃料泵的输出端子的输入端子，并且按压从所述主燃料泵供给的燃料; 用于将加压燃料供给到喷射器的燃料轨道（130），并且抑制从二次燃料泵供给的加压燃料的压力的波动; 燃料轨道安全阀（140），用于通过根据燃料轨道中的燃料压力来打开/关闭燃料轨道中的燃料压力; 燃料压力传感器（150），用于测量燃料轨道中的燃料的压力; 燃料止回阀（160），其插入在所述二次燃料泵的输出端子和所述燃料轨道之间，并且控制从所述次级燃料泵供给到所述燃料轨道的燃料的流动; 用于感测汽油直喷发动机的水温的水温传感器（170）; 发动机控制单元（180），用于分析从所述传感器输入的信号，并且在所述发动机冷启动期间产生燃料压力控制信号; 以及用于将二次燃料泵的传动压力保持在预设压力水平的燃料泵安全阀（190）。
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公开(公告)号：KR101558348B1
公开(公告)日：2015-10-07
申请号：KR1020100123452
申请日：2010-12-06
Applicant: 현대자동차주식회사
Abstract: 본발명은유압전자제어밸브기구에관한것으로그 내부로램프돌출부가형성되어메인챔버와보조챔버를형성하는하우징부; 상기메인챔버의유압형성에따라상기하우징부내에서왕복운동하며, 상기램프돌출부에선택적으로막히는실린더유로가형성되고, 상기실린더유로하부에브레이커통로가형성된유압피스톤; 및상기메인챔버와상기보조챔버를선택적으로연통하는바이패스부;를포함한다.
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公开(公告)号：KR1020140117010A
公开(公告)日：2014-10-07
申请号：KR1020130031609
申请日：2013-03-25
Applicant: 현대자동차주식회사
CPC classification number: F02P15/00
Abstract: The present invention relates to an ignition device for an engine. According to the present invention, when a mixer is provided from a sub-cylinder to a sub-combustion chamber, flow control and timing control of the mixer can be more precisely performed. Therefore, not only combustion stability of a flame Z ignition engine is enhanced but also fuel efficiency and output performance can be improved.
Abstract translation: 本发明涉及一种用于发动机的点火装置。 根据本发明，当从副气缸向次燃烧室提供混合器时，可以更精确地进行混合器的流量控制和定时控制。 因此，不仅能够提高火焰Z点火发动机的燃烧稳定性，还可以提高燃料效率和输出性能。
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Patent Agency Ranking
公开(公告)号：KR101461890B1
公开(公告)日：2014-11-14
申请号：KR1020130027467
申请日：2013-03-14
Applicant: 현대자동차주식회사
CPC classification number: F01L31/16 , F01L13/0036 , F01L2001/0473 , F01L2013/0052 , F01L2820/031
Abstract: 본 발명은 다단 가변 밸브 리프트 장치에 관한 것으로, 캠 샤프트; 상기 캠 샤프트에 슬라이딩 가능하게 구비되고, 가이드 돌출부가 형성된 캠 베이스 및 캠 로브가 각각 형성된 복수 개의 캠; 상기 가이드 돌출부가 선택적으로 삽입되는 가이드 홈이 형성된 작동 로드를 포함하는 솔레노이드 유닛; 및 상기 복수 개의 캠 중 어느 하나의 캠에 선택적으로 접촉하는 밸브 개폐부:를 포함한다.
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公开(公告)号：KR1020030047246A
公开(公告)日：2003-06-18
申请号：KR1020010077687
申请日：2001-12-10
Applicant: 현대자동차주식회사
Inventor： 최종혁
IPC: F02B27/02
CPC classification number: Y02T10/146
Abstract: PURPOSE: A variable air intake device is provided to reduce manufacturing cost and prevent torque from being lowered by fabricating the variable air intake device in a simple structure. CONSTITUTION: An inlet(3) of a runner(2) forming an intake manifold is connected to one side of a surge tank(1). A first valve ball(5) and a second valve ball(6) are selectively operated by means of a valve direction switching device. A valve of the valve direction switching device is rotated by means of a rotating shaft(10), which is rotated by fluid flux introduced into the surge tank. A rotating blade(11) is mounted on a front end of the rotating shaft. The rotating shaft is rotatably supported by a supporting member(12). The supporting member is arranged in the surge tank by horizontally crossing the surge tank.
Abstract translation: 目的：提供一种可变进气装置，以简单的结构制造可变进气装置，以降低制造成本并防止扭矩降低。 构成：形成进气歧管的流道（2）的入口（3）连接到缓冲罐（1）的一侧。 第一阀球（5）和第二阀球（6）通过阀方向切换装置选择性地操作。 阀方向切换装置的阀通过旋转轴（10）旋转，旋转轴（10）通过引入缓冲罐的流体流动旋转。 旋转叶片（11）安装在旋转轴的前端。 旋转轴由支撑构件（12）可旋转地支撑。 支撑构件通过水平地横穿缓冲罐布置在缓冲罐中。
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公开(公告)号：KR1020140114497A
公开(公告)日：2014-09-29
申请号：KR1020130027467
申请日：2013-03-14
Applicant: 현대자동차주식회사
CPC classification number: F01L31/16 , F01L13/0036 , F01L2001/0473 , F01L2013/0052 , F01L2820/031
Abstract: The present invention relating to a variable step valve lift device comprises a cam shaft; a plurality of cams which is equipped to slide to the cam shaft and have a cam base having a protruding guide unit and a cam lobe; a solenoid unit having an operating rod having a guide groove into which the protruding guide unit is selectively inserted; and a valve opening and closing unit which is selectively in contact with one of the cams.
Abstract translation: 本发明涉及一种可变步进阀提升装置，包括一凸轮轴; 多个凸轮，其设置成滑动到所述凸轮轴并具有凸轮基座，所述凸轮基座具有突出的引导单元和凸轮凸角; 螺线管单元，其具有操作杆，所述操作杆具有引导槽，所述突出导向单元选择性地插入所述引导槽中; 以及选择性地与凸轮中的一个接触的阀开闭单元。
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公开(公告)号：KR1020130020013A
公开(公告)日：2013-02-27
申请号：KR1020110082359
申请日：2011-08-18
Applicant: 현대자동차주식회사
CPC classification number: F01L1/34 , F01L1/344 , F01L1/356 , F01L1/46 , F01L13/00 , F01L13/02 , F02D13/02 , F02D17/00
Abstract: PURPOSE: An electric powered continuousness variable valve timing device is provided to reduce start period in time of restarting an engine and noxious exhaust gas exhausted in a start period by locating a cam shaft in a correct position. CONSTITUTION: An electric powered continuousness variable valve timing device comprises a cam shaft(190), a cam sprocket(160), a cam shaft holder(105), a lead screw(180), a clutch(100), and a lock pin(140). The cam shaft includes a cam(197) in one side. The cam sprocket is rotatably installed in the cam shaft and includes a sprocket(165) in an outer periphery. The cam shaft holder is rotatably located in an end of the cam shaft and includes a disk(115) in the end of the outer periphery. The lead screw is screw-connected between the outer periphery of the cam shaft holder and an inner periphery of the cam shaft holder. The clutch applies frictional force to the disk based on a fixed bracket(110). The lock pin selectively fixes the cam shaft and the cam sprocket according to supplied fluid pressure.
Abstract translation: 目的：提供一种电动连续可变气门正时装置，用于通过将凸轮轴定位在正确的位置来减少在启动期间重新启动发动机和有害排气的启动时间。 构成：电动连续可变气门正时装置包括凸轮轴（190），凸轮链轮（160），凸轮轴保持架（105），导螺杆（180），离合器（100）和锁定销 （140）。 凸轮轴包括一侧的凸轮（197）。 凸轮链轮可旋转地安装在凸轮轴中，并且在外周包括链轮（165）。 凸轮轴保持器可旋转地位于凸轮轴的端部，并且在外周的端部包括盘（115）。 导螺杆螺旋连接在凸轮轴保持架的外周和凸轮轴保持件的内周之间。 离合器基于固定支架（110）向盘施加摩擦力。 锁定销根据所提供的流体压力选择性地固定凸轮轴和凸轮链轮。
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公开(公告)号：KR101405550B1
公开(公告)日：2014-06-10
申请号：KR1020120127752
申请日：2012-11-12
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/121
Abstract: 본 발명은 펄스 스위칭 밸브와 원웨이 밸브를 적용하고 흡기 부스트 압력보다 높은 배기압력만 추출하여 EGR 가스를 흡기매니폴드로 재순환시킴으로써, 터보과급기가 적용된 엔진에서 고압의 과급에 의한 EGR 가스 역류 현상을 방지하고 NOx 저감 효율을 향상시킬 뿐만 아니라, 노크(Knock) 억제 및 펌핑 손실(loss)을 저감시킬 수 있는 펄스 스위칭 배기가스 재순환 장치에 관한 것이다.
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