ATE551504T1 - VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE - Google Patents
VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINEInfo
- Publication number
- ATE551504T1 ATE551504T1 AT10169651T AT10169651T ATE551504T1 AT E551504 T1 ATE551504 T1 AT E551504T1 AT 10169651 T AT10169651 T AT 10169651T AT 10169651 T AT10169651 T AT 10169651T AT E551504 T1 ATE551504 T1 AT E551504T1
- Authority
- AT
- Austria
- Prior art keywords
- combustion engine
- internal combustion
- valve drive
- supporting element
- cylinder
- Prior art date
Links
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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- 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
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
-
- 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
- F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
- F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
-
- 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
- F01L13/0005—Deactivating valves
-
- 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
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
- F01L2001/0537—Double overhead camshafts [DOHC]
-
- 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
- F01L2305/00—Valve arrangements comprising rollers
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)
Abstract
The variable dual overhead camshaft valve gear (1) has a disconnected supporting element for each cylinder, which is inserted in a support of a cylinder head seated between two gas channels. A rocker finger (10) is supported at an end (11) on the supporting element.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009037496A DE102009037496A1 (en) | 2009-08-13 | 2009-08-13 | Valve gear of an internal combustion engine |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE551504T1 true ATE551504T1 (en) | 2012-04-15 |
Family
ID=43334364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT10169651T ATE551504T1 (en) | 2009-08-13 | 2010-07-15 | VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2295739B1 (en) |
AT (1) | ATE551504T1 (en) |
DE (1) | DE102009037496A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015215194A1 (en) | 2015-08-10 | 2017-02-16 | Schaeffler Technologies AG & Co. KG | Cam follower lever |
GB201522269D0 (en) * | 2015-12-17 | 2016-02-03 | Eaton Srl | Hydraulic lash adjuster |
DE102020117126A1 (en) * | 2019-10-16 | 2021-04-22 | Schaeffler Technologies AG & Co. KG | Bar-like bridge for a valve train of a heavy-duty internal combustion engine |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2105785B (en) * | 1981-09-10 | 1984-10-03 | Honda Motor Co Ltd | Controlling opening of multiple i c engine intake and exhaust valves |
FR2663682B1 (en) * | 1990-06-21 | 1992-10-16 | Peugeot | VARIABLE AMPLITUDE DEVICE FOR LIFTING AT LEAST ONE VALVE OF AN INTERNAL COMBUSTION ENGINE. |
FR2674287B1 (en) * | 1991-03-19 | 1993-07-23 | Peugeot | HYDRAULIC CONTROL FOR LIFTING MECHANISM WITH VARIABLE AMPLITUDE OF AT LEAST ONE VALVE OF INTERNAL COMBUSTION ENGINE. |
US5259346A (en) * | 1992-11-05 | 1993-11-09 | Henley Manufacturing Holding Company, Inc. | Rocker arm of the cam-follower type for operating two valves |
DE19537641A1 (en) * | 1995-10-10 | 1997-04-17 | Bayerische Motoren Werke Ag | Point bearing tappet for IC-engine valve |
DE10247949A1 (en) | 2002-10-15 | 2004-04-29 | Ina-Schaeffler Kg | Switchable support element for a valve train of an internal combustion engine |
DE102007020108A1 (en) * | 2007-04-28 | 2008-10-30 | Schaeffler Kg | Cylinder valve cam drive, for an internal combustion motor, has a single support for the cam follower between it and the cylinder head |
-
2009
- 2009-08-13 DE DE102009037496A patent/DE102009037496A1/en not_active Withdrawn
-
2010
- 2010-07-15 AT AT10169651T patent/ATE551504T1/en active
- 2010-07-15 EP EP10169651A patent/EP2295739B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
DE102009037496A1 (en) | 2011-02-17 |
EP2295739A1 (en) | 2011-03-16 |
EP2295739B1 (en) | 2012-03-28 |
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