DE102011051982B4 - Variable Hydraulikdruck-Ventilhubvorrichtung - Google Patents

Variable Hydraulikdruck-Ventilhubvorrichtung Download PDF

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Publication number
DE102011051982B4
DE102011051982B4 DE102011051982.3A DE102011051982A DE102011051982B4 DE 102011051982 B4 DE102011051982 B4 DE 102011051982B4 DE 102011051982 A DE102011051982 A DE 102011051982A DE 102011051982 B4 DE102011051982 B4 DE 102011051982B4
Authority
DE
Germany
Prior art keywords
oil
valve
piston chamber
oil passage
piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE102011051982.3A
Other languages
German (de)
English (en)
Other versions
DE102011051982A1 (de
Inventor
Byong Young Choi
Young Hong Kwak
Gee Wook Shin
Jin Kook Kong
Soo Hyung Woo
Jin Soon Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Original Assignee
Hyundai Motor Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hyundai Motor Co filed Critical Hyundai Motor Co
Publication of DE102011051982A1 publication Critical patent/DE102011051982A1/de
Application granted granted Critical
Publication of DE102011051982B4 publication Critical patent/DE102011051982B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F01L9/14—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
DE102011051982.3A 2010-11-11 2011-07-20 Variable Hydraulikdruck-Ventilhubvorrichtung Expired - Fee Related DE102011051982B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100112299A KR101154412B1 (ko) 2010-11-11 2010-11-11 유압 가변 밸브 리프트 장치
KR10-2010-0112299 2010-11-11

Publications (2)

Publication Number Publication Date
DE102011051982A1 DE102011051982A1 (de) 2012-05-16
DE102011051982B4 true DE102011051982B4 (de) 2017-11-09

Family

ID=45999040

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102011051982.3A Expired - Fee Related DE102011051982B4 (de) 2010-11-11 2011-07-20 Variable Hydraulikdruck-Ventilhubvorrichtung

Country Status (4)

Country Link
US (1) US20120118251A1 (zh)
KR (1) KR101154412B1 (zh)
CN (1) CN102465729B (zh)
DE (1) DE102011051982B4 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101316880B1 (ko) * 2012-08-08 2013-10-10 현대자동차주식회사 전기-유압 가변 밸브 장치
DE102013220555B4 (de) * 2013-10-11 2015-05-13 Schaeffler Technologies AG & Co. KG Hydraulische Ventilsteuerung einer Brennkraftmaschine
KR101484243B1 (ko) 2013-12-17 2015-01-19 현대자동차 주식회사 가변 밸브 리프트 장치
US9217339B2 (en) 2014-04-24 2015-12-22 Ford Global Technologies, Llc Hydraulic rolling cylinder deactivation systems and methods
WO2016037093A1 (en) * 2014-09-04 2016-03-10 Jacobs Vehicle Systems, Inc. System comprising a pumping assembly operatively connected to a valve actuation motion source or valve train component
US9790819B2 (en) 2014-11-14 2017-10-17 Hyundai Motor Company Variable valve lift system
DE102016204329B4 (de) * 2015-07-02 2020-10-08 Schaeffler Technologies AG & Co. KG Hydraulischer Ventiltrieb für eine Brennkraftmaschine
CN105673122B (zh) * 2016-03-22 2018-03-16 奇瑞汽车股份有限公司 一种可变气门升程机构油路结构
KR102371063B1 (ko) * 2017-11-20 2022-03-07 현대자동차주식회사 가변밸브기구 제어 시스템 및 그것을 구성하는 오일 컨트롤 밸브
US11473459B2 (en) 2020-07-07 2022-10-18 Ford Global Technologies, Llc Systems and methods for providing compression release with continuous variable valve lift

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724801A (en) * 1987-01-15 1988-02-16 Olin Corporation Hydraulic valve-operating system for internal combustion engines
US6988471B2 (en) * 2003-12-23 2006-01-24 Caterpillar Inc Engine valve actuation system
US20090032762A1 (en) * 2007-08-03 2009-02-05 Mogas Industries, Inc. Flow Control Ball Valve

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963006A (en) * 1974-09-03 1976-06-15 Joseph Carl Firey Oil flow positive valve drive mechanism for gasoline engines
US4502425A (en) * 1981-01-20 1985-03-05 Marlene A. Wride Variable lift cam follower
DE3836725C1 (zh) * 1988-10-28 1989-12-21 Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE3939066A1 (de) * 1989-11-25 1991-05-29 Bosch Gmbh Robert Elektrohydraulische ventilsteuervorrichtung fuer brennkraftmaschinen
US5248123A (en) * 1991-12-11 1993-09-28 North American Philips Corporation Pilot operated hydraulic valve actuator
KR970004454Y1 (ko) * 1992-12-23 1997-05-09 전성원 엔진 흡배기 밸브의 유압식 개폐장치
US5460131A (en) * 1994-09-28 1995-10-24 Diesel Engine Retarders, Inc. Compact combined lash adjuster and reset mechanism for compression release engine brakes
JPH08177418A (ja) * 1994-12-22 1996-07-09 Nissan Motor Co Ltd 内燃機関の動弁装置
US6267098B1 (en) * 1997-11-24 2001-07-31 Diesel Engine Retarders, Inc. Valve operating system having full authority lost motion
WO2001020150A1 (en) * 1999-09-17 2001-03-22 Diesel Engine Retarders, Inc. Captive volume accumulator for a lost motion system
CN1287069C (zh) * 2003-11-27 2006-11-29 宁波华液机器制造有限公司 一种压差式变气门控制系统
US7228826B2 (en) * 2003-12-23 2007-06-12 Caterpillar Inc Internal combustion engine valve seating velocity control
KR100534833B1 (ko) * 2004-03-26 2005-12-08 현대자동차주식회사 자동차 엔진의 가변 밸브 리프트 장치
US7347172B2 (en) * 2005-05-10 2008-03-25 International Engine Intellectual Property Company, Llc Hydraulic valve actuation system with valve lash adjustment
KR20100112299A (ko) 2009-04-09 2010-10-19 김동주 제지 슬러지의 재활용 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724801A (en) * 1987-01-15 1988-02-16 Olin Corporation Hydraulic valve-operating system for internal combustion engines
US6988471B2 (en) * 2003-12-23 2006-01-24 Caterpillar Inc Engine valve actuation system
US20090032762A1 (en) * 2007-08-03 2009-02-05 Mogas Industries, Inc. Flow Control Ball Valve

Also Published As

Publication number Publication date
KR101154412B1 (ko) 2012-06-15
KR20120050842A (ko) 2012-05-21
CN102465729A (zh) 2012-05-23
CN102465729B (zh) 2016-05-11
DE102011051982A1 (de) 2012-05-16
US20120118251A1 (en) 2012-05-17

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R012 Request for examination validly filed
R012 Request for examination validly filed

Effective date: 20140813

R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F01L0009020000

Ipc: F01L0009100000

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee