GB0313435D0 - Selectable 2-stroke/4-stroke valve actuation system - Google Patents
Selectable 2-stroke/4-stroke valve actuation systemInfo
- Publication number
- GB0313435D0 GB0313435D0 GBGB0313435.0A GB0313435A GB0313435D0 GB 0313435 D0 GB0313435 D0 GB 0313435D0 GB 0313435 A GB0313435 A GB 0313435A GB 0313435 D0 GB0313435 D0 GB 0313435D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- stroke
- selectable
- actuation system
- valve actuation
- stroke valve
- 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.)
- Ceased
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
- F01L1/20—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
-
- 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
- F01L1/08—Shape of cams
-
- 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
- F01L1/36—Valve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines of specific type other than four-stroke cycle
- F01L1/38—Valve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines of specific type other than four-stroke cycle for engines with other than four-stroke cycle, e.g. with two-stroke cycle
-
- 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
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B69/00—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types
- F02B69/06—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different cycles, e.g. convertible from two-stroke to four stroke
-
- 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
- F01L1/14—Tappets; Push rods
- F01L1/16—Silencing impact; Reducing wear
-
- 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
- F01L2301/00—Using particular materials
-
- 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
- F01L2820/03—Auxiliary actuators
- F01L2820/031—Electromagnets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Valve Device For Special Equipments (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0313435.0A GB0313435D0 (en) | 2003-06-11 | 2003-06-11 | Selectable 2-stroke/4-stroke valve actuation system |
GB0314906A GB2402708B (en) | 2003-06-11 | 2003-06-26 | Selectable 2-stroke/4-stroke valve actuation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0313435.0A GB0313435D0 (en) | 2003-06-11 | 2003-06-11 | Selectable 2-stroke/4-stroke valve actuation system |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0313435D0 true GB0313435D0 (en) | 2003-07-16 |
Family
ID=27589843
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0313435.0A Ceased GB0313435D0 (en) | 2003-06-11 | 2003-06-11 | Selectable 2-stroke/4-stroke valve actuation system |
GB0314906A Expired - Fee Related GB2402708B (en) | 2003-06-11 | 2003-06-26 | Selectable 2-stroke/4-stroke valve actuation system |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0314906A Expired - Fee Related GB2402708B (en) | 2003-06-11 | 2003-06-26 | Selectable 2-stroke/4-stroke valve actuation system |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB0313435D0 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006011981A1 (en) * | 2006-03-16 | 2007-09-20 | Schaeffler Kg | Gas exchanging valves controlling device for reciprocating internal-combustion engine, has cam stroke reducing unit variably reducing stroke of set of cams, and hydrostatic transmission unit varying volume in hydraulic pressure chamber |
GB2443690B (en) * | 2006-11-09 | 2011-10-12 | Anthony Edgar Blackburn | Retractable cam |
BRPI0812183A2 (en) * | 2007-06-01 | 2014-11-18 | Jacobs Vehicle Systems Inc | VARIABLE VALVE DRIVING SYSTEM |
GB2470025A (en) * | 2009-05-06 | 2010-11-10 | Thomas Tsoi Hei Ma | Switchable valve actuation system for a selectable 2-stroke/ 4-stroke i.c engine |
US8215276B2 (en) * | 2009-09-02 | 2012-07-10 | Delphi Technologies, Inc. | Compact switchable hydraulic lash adjuster with hydraulic lost motion assist |
EP3184779B1 (en) * | 2015-12-24 | 2018-02-14 | C.R.F. Società Consortile per Azioni | System for variable actuation of a valve of an internal-combustion engine |
SE541503C2 (en) * | 2016-06-07 | 2019-10-22 | Scania Cv Ab | Four Stroke Internal Combustion Engine and thereto-related Method |
SE541922C2 (en) * | 2017-03-31 | 2020-01-07 | Scania Cv Ab | Four-stroke Internal Combustion Engine and thereto related Vehicle and Method |
GB2608166A (en) * | 2021-06-24 | 2022-12-28 | Mechadyne Int Ltd | Cam switching mechanism |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4227927C2 (en) * | 1992-08-22 | 1995-02-23 | Man Nutzfahrzeuge Ag | Mechanism for switching an internal combustion engine from one operating mode to another operating mode |
US6125828A (en) * | 1995-08-08 | 2000-10-03 | Diesel Engine Retarders, Inc. | Internal combustion engine with combined cam and electro-hydraulic engine valve control |
JP2000170545A (en) * | 1998-12-08 | 2000-06-20 | Honda Motor Co Ltd | Variable cycle internal combustion engine and controller thereof |
-
2003
- 2003-06-11 GB GBGB0313435.0A patent/GB0313435D0/en not_active Ceased
- 2003-06-26 GB GB0314906A patent/GB2402708B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2402708A (en) | 2004-12-15 |
GB2402708B (en) | 2006-04-26 |
GB0314906D0 (en) | 2003-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |