GB8925855D0 - A mechanism to vary the valve timing in an internal combustion engine - Google Patents
A mechanism to vary the valve timing in an internal combustion engineInfo
- Publication number
- GB8925855D0 GB8925855D0 GB898925855A GB8925855A GB8925855D0 GB 8925855 D0 GB8925855 D0 GB 8925855D0 GB 898925855 A GB898925855 A GB 898925855A GB 8925855 A GB8925855 A GB 8925855A GB 8925855 D0 GB8925855 D0 GB 8925855D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- vary
- combustion engine
- internal combustion
- valve timing
- timing
- 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
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
- F01L1/34—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
- F01L1/348—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 by means acting on timing belts or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/008—Gearings or mechanisms with other special functional features for variation of rotational phase relationship, e.g. angular relationship between input and output shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8925855A GB2238348B (en) | 1989-11-15 | 1989-11-15 | A mechanism to vary the valve timing in an internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8925855A GB2238348B (en) | 1989-11-15 | 1989-11-15 | A mechanism to vary the valve timing in an internal combustion engine |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8925855D0 true GB8925855D0 (en) | 1990-01-04 |
GB2238348A GB2238348A (en) | 1991-05-29 |
GB2238348B GB2238348B (en) | 1993-09-22 |
Family
ID=10666373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8925855A Expired - Fee Related GB2238348B (en) | 1989-11-15 | 1989-11-15 | A mechanism to vary the valve timing in an internal combustion engine |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2238348B (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1515767A (en) * | 1966-10-20 | 1968-03-01 | Device automatically correcting the distribution in four-stroke engines | |
GB8712945D0 (en) * | 1987-06-25 | 1987-07-08 | Stidworthy F M | Variable valves |
US4862845A (en) * | 1988-05-10 | 1989-09-05 | Borg-Warner Transmission And Engine Components Corporation | Variable camshaft timing system |
-
1989
- 1989-11-15 GB GB8925855A patent/GB2238348B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2238348A (en) | 1991-05-29 |
GB2238348B (en) | 1993-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19991115 |