CN101435353A - 具有液压可变的阀动装置的内燃机的气缸头的液压单元 - Google Patents
具有液压可变的阀动装置的内燃机的气缸头的液压单元 Download PDFInfo
- Publication number
- CN101435353A CN101435353A CNA2008101733593A CN200810173359A CN101435353A CN 101435353 A CN101435353 A CN 101435353A CN A2008101733593 A CNA2008101733593 A CN A2008101733593A CN 200810173359 A CN200810173359 A CN 200810173359A CN 101435353 A CN101435353 A CN 101435353A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- chamber
- housing
- pressure chamber
- hydraulic unit
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 23
- 238000005192 partition Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 230000015654 memory Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
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- 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
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
-
- 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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34446—Fluid accumulators for the feeding circuit
-
- 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
- F01L2820/00—Details on specific features characterising valve gear arrangements
- F01L2820/02—Formulas
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007054376.1 | 2007-11-14 | ||
DE102007054376A DE102007054376A1 (de) | 2007-11-14 | 2007-11-14 | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Ventiltrieb |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101435353A true CN101435353A (zh) | 2009-05-20 |
CN101435353B CN101435353B (zh) | 2013-03-27 |
Family
ID=40345032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008101733593A Active CN101435353B (zh) | 2007-11-14 | 2008-11-13 | 具有液压可变的阀动装置的内燃机的气缸头的液压单元 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8020526B2 (zh) |
EP (1) | EP2060754B1 (zh) |
JP (1) | JP5354260B2 (zh) |
KR (1) | KR101515636B1 (zh) |
CN (1) | CN101435353B (zh) |
DE (1) | DE102007054376A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105814357A (zh) * | 2013-10-16 | 2016-07-27 | 弗瑞瓦勒夫股份公司 | 内燃机 |
CN107075984A (zh) * | 2014-09-17 | 2017-08-18 | Fca美国有限责任公司 | 具有集成液压流体保留的发动机可变气门升程系统 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009011982A1 (de) | 2009-03-05 | 2010-09-09 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
DE102009011983A1 (de) | 2009-03-05 | 2010-09-09 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
EP2261471B1 (en) * | 2009-05-25 | 2014-09-17 | C.R.F. Società Consortile per Azioni | Internal combustion engine with two hydraulically actuated intake valves with different return springs for each cylinder |
EP2282022B1 (en) | 2009-06-30 | 2011-11-23 | C.R.F. Società Consortile per Azioni | Electronically controlled hydraulic system for variable actuation of the valves of an internal combustion engine, with fast filling of the high pressure side of the system |
US9212573B2 (en) | 2009-12-08 | 2015-12-15 | Schaeffler Technologies AG & Co. KG | Internal combustion engine having electrohydraulic valve control and method for operating said internal combustion engine |
DE102010013927B4 (de) * | 2010-04-06 | 2019-03-21 | Schaeffler Technologies AG & Co. KG | Verbrennungskraftmaschine mit zwei fluiddicht voneinander getrennten Schmierräumen |
DE102010018209A1 (de) | 2010-04-26 | 2011-10-27 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
DE102010024028A1 (de) | 2010-06-16 | 2011-12-22 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
DE102010052550A1 (de) * | 2010-11-25 | 2012-05-31 | Schaeffler Technologies Gmbh & Co. Kg | Druckspeicher eines hydraulischen Betätigungssystems |
CN102278161B (zh) * | 2011-07-19 | 2013-07-24 | 天津大学 | 可变气门用缓冲液压缸 |
DE102012200469A1 (de) * | 2012-01-13 | 2013-07-18 | Schaeffler Technologies AG & Co. KG | Aktuator für vollvariable Ventiltriebsysteme |
DE102012212860B3 (de) * | 2012-07-23 | 2013-12-12 | Schaeffler Technologies AG & Co. KG | Verfahren zur Ermittlung der Füllung der Zylinder von Hubkolbenbrennkraftmaschinen |
DE102012221354A1 (de) | 2012-11-22 | 2013-01-24 | Schaeffler Technologies AG & Co. KG | Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
DE102013213695A1 (de) * | 2013-07-12 | 2015-01-15 | Schaeffler Technologies Gmbh & Co. Kg | Vorrichtung zum Entlüften von Hohlräumen |
US9217339B2 (en) | 2014-04-24 | 2015-12-22 | Ford Global Technologies, Llc | Hydraulic rolling cylinder deactivation systems and methods |
DE102014219736A1 (de) | 2014-09-30 | 2016-03-31 | Schaeffler Technologies AG & Co. KG | Ventiltrieb einer Brennkraftmaschine |
WO2017071703A1 (de) * | 2015-10-26 | 2017-05-04 | Schaeffler Technologies AG & Co. KG | Ventilsteueraktor mit eisenspansammelmagnet in ölleitung |
JP6350975B2 (ja) * | 2016-03-31 | 2018-07-04 | マツダ株式会社 | エンジンの制御装置 |
US10612474B2 (en) | 2016-03-31 | 2020-04-07 | Mazda Motor Corporation | Controller for multi-cylinder engine |
GB2553120B (en) * | 2016-08-24 | 2019-12-25 | Jaguar Land Rover Ltd | Variable valve lift system with a diffusing system |
DE102016218918B4 (de) | 2016-09-29 | 2018-09-13 | Schaeffler Technologies AG & Co. KG | Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
DE102016219297B4 (de) | 2016-10-05 | 2021-12-30 | Schaeffler Technologies AG & Co. KG | Hydraulikeinheit für eine Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb |
FR3071869B1 (fr) * | 2017-10-02 | 2019-10-11 | Vianney Rabhi | Actionneur hydraulique de soupape a regeneration |
DE102018129287A1 (de) | 2018-11-21 | 2020-05-28 | Schaeffler Technologies AG & Co. KG | Verbrennungsmotor mit hydraulisch variablem Gaswechselventiltrieb |
US11168592B2 (en) * | 2019-02-27 | 2021-11-09 | Ford Global Technologies, Llc | Variable valve actuation system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3604233A1 (de) * | 1986-02-11 | 1987-08-13 | Bosch Gmbh Robert | Ventilsteuervorrichtung fuer eine hubkolben-brennkraftmaschine |
JPH02221610A (ja) * | 1989-02-22 | 1990-09-04 | Honda Motor Co Ltd | 内燃機関の動弁装置 |
JP2934682B2 (ja) * | 1991-03-28 | 1999-08-16 | 本田技研工業株式会社 | 内燃機関用機関弁の油圧駆動装置 |
DE4206696C2 (de) * | 1992-03-04 | 2000-12-14 | Bosch Gmbh Robert | Hydraulische Ventilsteuervorrichtung für Motorventile |
WO2001020150A1 (en) * | 1999-09-17 | 2001-03-22 | Diesel Engine Retarders, Inc. | Captive volume accumulator for a lost motion system |
ITTO20010269A1 (it) * | 2001-03-23 | 2002-09-23 | Fiat Ricerche | Motore a combustione interna, con sistema idraulico di azionamento variabile delle valvole, e mezzi di compensazione delle variazioni di vol |
DE10161438B4 (de) * | 2001-12-14 | 2004-07-15 | Man B&W Diesel A/S | Hubkolbenmaschine |
US6644265B2 (en) * | 2002-04-09 | 2003-11-11 | Eaton Corporation | Electro-hydraulic manifold assembly and method of making same for controlling de-activation of combustion chamber valves in a multicylinder engine |
US7069887B2 (en) * | 2002-05-14 | 2006-07-04 | Caterpillar Inc. | Engine valve actuation system |
DE102006008676A1 (de) | 2006-02-24 | 2007-08-30 | Schaeffler Kg | Zylinderkopf einer Brennkraftmaschine mit elektrohydraulischer Ventilsteuerung |
-
2007
- 2007-11-14 DE DE102007054376A patent/DE102007054376A1/de not_active Withdrawn
-
2008
- 2008-10-22 EP EP08167285A patent/EP2060754B1/de active Active
- 2008-11-13 KR KR1020080112489A patent/KR101515636B1/ko active IP Right Grant
- 2008-11-13 CN CN2008101733593A patent/CN101435353B/zh active Active
- 2008-11-14 JP JP2008291700A patent/JP5354260B2/ja not_active Expired - Fee Related
- 2008-11-14 US US12/271,031 patent/US8020526B2/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105814357A (zh) * | 2013-10-16 | 2016-07-27 | 弗瑞瓦勒夫股份公司 | 内燃机 |
CN105814357B (zh) * | 2013-10-16 | 2018-06-26 | 弗瑞瓦勒夫股份公司 | 内燃机 |
CN107075984A (zh) * | 2014-09-17 | 2017-08-18 | Fca美国有限责任公司 | 具有集成液压流体保留的发动机可变气门升程系统 |
CN107075984B (zh) * | 2014-09-17 | 2019-08-02 | Fca美国有限责任公司 | 具有集成液压流体保留的发动机可变气门升程系统 |
Also Published As
Publication number | Publication date |
---|---|
US20090120389A1 (en) | 2009-05-14 |
JP5354260B2 (ja) | 2013-11-27 |
EP2060754A2 (de) | 2009-05-20 |
CN101435353B (zh) | 2013-03-27 |
DE102007054376A1 (de) | 2009-05-20 |
EP2060754B1 (de) | 2011-12-14 |
EP2060754A3 (de) | 2010-05-05 |
KR101515636B1 (ko) | 2015-04-27 |
US8020526B2 (en) | 2011-09-20 |
KR20090049999A (ko) | 2009-05-19 |
JP2009121481A (ja) | 2009-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: SCHAEFFLER KG Free format text: FORMER OWNER: FAG KUGELFISCHER AG + CO. OHG Effective date: 20100914 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20100914 Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG Address before: German Herzogenaurach Applicant before: SCHAEFFLER KG |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES AG & CO. KG Address before: German Herzogenaurach Applicant before: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SCHAEFFLER FIFTH INVESTMENT MANAGEMENT GMBH + CO., Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Effective date: 20150805 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: SCHAEFFLER TECHNOLOGY GMBH + CO. KG Free format text: FORMER NAME: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Owner name: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Free format text: FORMER NAME: SCHAEFFLER FIFTH INVESTMENT MANAGEMENT GMBH + CO., KG |
|
CP01 | Change in the name or title of a patent holder |
Address after: German Herzogenaurach Patentee after: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG Address before: German Herzogenaurach Patentee before: Fifth Schaeffler investment management GmbH & Co.KG Address after: German Herzogenaurach Patentee after: SCHAEFFLER TECHNOLOGIES AG & CO.KG Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG |
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TR01 | Transfer of patent right |
Effective date of registration: 20150805 Address after: German Herzogenaurach Patentee after: Fifth Schaeffler investment management GmbH & Co.KG Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES AG & CO. KG |
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TR01 | Transfer of patent right |
Effective date of registration: 20240320 Address after: 1st Floor, Building 2, No. 1 Antuo Road, Anting Town, Jiading District, Shanghai Patentee after: SCHAEFFLER HOLDING(CHINA) Co.,Ltd. Country or region after: China Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES AG & CO.KG Country or region before: Germany |
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TR01 | Transfer of patent right |