GB2305707B - A cam arrangement for an internal combustion engine - Google Patents
A cam arrangement for an internal combustion engineInfo
- Publication number
- GB2305707B GB2305707B GB9619887A GB9619887A GB2305707B GB 2305707 B GB2305707 B GB 2305707B GB 9619887 A GB9619887 A GB 9619887A GB 9619887 A GB9619887 A GB 9619887A GB 2305707 B GB2305707 B GB 2305707B
- Authority
- GB
- United Kingdom
- Prior art keywords
- combustion engine
- internal combustion
- cam arrangement
- cam
- arrangement
- 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
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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19536079 | 1995-09-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9619887D0 GB9619887D0 (en) | 1996-11-06 |
GB2305707A GB2305707A (en) | 1997-04-16 |
GB2305707B true GB2305707B (en) | 1999-10-27 |
Family
ID=7773416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9619887A Expired - Fee Related GB2305707B (en) | 1995-09-28 | 1996-09-24 | A cam arrangement for an internal combustion engine |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE19638331A1 (en) |
FR (1) | FR2739410B1 (en) |
GB (1) | GB2305707B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10359058A1 (en) * | 2003-12-17 | 2005-07-21 | Daimlerchrysler Ag | Gas exchange valve device for internal combustion engine, has operating unit to cover cam shafts whose rotation angle is adjusted by adjusting device, and valves propelled over cam shafts that are coupled with actuators to operate valves |
US7036483B2 (en) * | 2003-12-18 | 2006-05-02 | General Motors Corporation | Diesel engine with dual-lobed intake cam for compression ratio control |
DE102009041426A1 (en) * | 2009-09-16 | 2011-05-19 | Thyssenkrupp Presta Teccenter Ag | Camshaft with variable valve opening duration |
DE102012103581A1 (en) | 2012-04-24 | 2013-10-24 | Thyssenkrupp Presta Teccenter Ag | Camshaft with oilable, adjustable cam |
DE102012103594B4 (en) * | 2012-04-24 | 2015-08-27 | Thyssenkrupp Presta Teccenter Ag | Camshaft with oil sprayable, adjustable cam |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3839925A (en) * | 1973-04-06 | 1974-10-08 | Umc Ind | Adjustable cam unit |
US4522085A (en) * | 1982-08-30 | 1985-06-11 | Kane Garold L | Variable lobe cam mechanism |
GB2196095A (en) * | 1986-08-22 | 1988-04-20 | Stidworthy Frederick M | Differential camshaft |
US4870872A (en) * | 1987-08-25 | 1989-10-03 | Jaguar Cars Limited | Cam mechanisms |
US5136887A (en) * | 1990-05-29 | 1992-08-11 | Clemson University | Variable valve actuating apparatus |
US5168772A (en) * | 1990-01-11 | 1992-12-08 | Volkswagen Ag | Camshaft arrangement and method for producing it |
US5307768A (en) * | 1992-08-17 | 1994-05-03 | Volkswagen Ag | Camshaft arrangement having angularly movable cams |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01271606A (en) * | 1988-04-22 | 1989-10-30 | Suzuki Motor Co Ltd | Valve timing variable device |
EP0582846B1 (en) * | 1992-08-13 | 1996-04-24 | Bayerische Motoren Werke Aktiengesellschaft | Internal combustion piston engine with gas exchange valves per cylinder |
DE4322246B4 (en) * | 1992-08-17 | 2004-01-29 | Volkswagen Ag | Camshaft arrangement with at least one cam that is pivotably supported by a shaft |
DE19502836C2 (en) * | 1995-01-30 | 2000-02-24 | Erwin Korostenski | Internal combustion engine |
-
1996
- 1996-09-19 DE DE19638331A patent/DE19638331A1/en not_active Withdrawn
- 1996-09-24 GB GB9619887A patent/GB2305707B/en not_active Expired - Fee Related
- 1996-09-27 FR FR9611800A patent/FR2739410B1/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3839925A (en) * | 1973-04-06 | 1974-10-08 | Umc Ind | Adjustable cam unit |
US4522085A (en) * | 1982-08-30 | 1985-06-11 | Kane Garold L | Variable lobe cam mechanism |
GB2196095A (en) * | 1986-08-22 | 1988-04-20 | Stidworthy Frederick M | Differential camshaft |
US4870872A (en) * | 1987-08-25 | 1989-10-03 | Jaguar Cars Limited | Cam mechanisms |
US5168772A (en) * | 1990-01-11 | 1992-12-08 | Volkswagen Ag | Camshaft arrangement and method for producing it |
US5136887A (en) * | 1990-05-29 | 1992-08-11 | Clemson University | Variable valve actuating apparatus |
US5307768A (en) * | 1992-08-17 | 1994-05-03 | Volkswagen Ag | Camshaft arrangement having angularly movable cams |
Also Published As
Publication number | Publication date |
---|---|
DE19638331A1 (en) | 1997-04-03 |
FR2739410A1 (en) | 1997-04-04 |
GB2305707A (en) | 1997-04-16 |
GB9619887D0 (en) | 1996-11-06 |
FR2739410B1 (en) | 1998-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020924 |