JPH0151886B2 - - Google Patents
Info
- Publication number
- JPH0151886B2 JPH0151886B2 JP56072158A JP7215881A JPH0151886B2 JP H0151886 B2 JPH0151886 B2 JP H0151886B2 JP 56072158 A JP56072158 A JP 56072158A JP 7215881 A JP7215881 A JP 7215881A JP H0151886 B2 JPH0151886 B2 JP H0151886B2
- Authority
- JP
- Japan
- Prior art keywords
- camshaft
- rocker arm
- speed
- camshafts
- engine
- 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
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
- F01L13/0047—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 the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other
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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7215881A JPS57188715A (en) | 1981-05-15 | 1981-05-15 | Variable valve timing device in engine |
DE19823217203 DE3217203A1 (de) | 1981-05-15 | 1982-05-07 | Variable ventilsteuerung |
FR8208498A FR2505926A1 (fr) | 1981-05-15 | 1982-05-14 | Appareil de reglage de distribution pour moteur a combustion interne |
US06/700,327 US4535733A (en) | 1981-05-15 | 1985-02-12 | Variable valve timing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7215881A JPS57188715A (en) | 1981-05-15 | 1981-05-15 | Variable valve timing device in engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57188715A JPS57188715A (en) | 1982-11-19 |
JPH0151886B2 true JPH0151886B2 (en]) | 1989-11-07 |
Family
ID=13481162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7215881A Granted JPS57188715A (en) | 1981-05-15 | 1981-05-15 | Variable valve timing device in engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57188715A (en]) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62253913A (ja) * | 1986-04-25 | 1987-11-05 | Fuji Heavy Ind Ltd | 自動車用エンジンにおけるバルブ停止装置 |
JP2736997B2 (ja) * | 1989-04-27 | 1998-04-08 | 本田技研工業株式会社 | 内燃機関の弁駆動装置および弁駆動方法 |
CN107387186B (zh) * | 2017-08-31 | 2023-04-28 | 吉林大学 | 一种基于超越离合器的可变气门正时装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54129219A (en) * | 1978-03-28 | 1979-10-06 | Isao Matsui | Valve gear |
-
1981
- 1981-05-15 JP JP7215881A patent/JPS57188715A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57188715A (en) | 1982-11-19 |
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