JPS6288850U - - Google Patents
Info
- Publication number
- JPS6288850U JPS6288850U JP18073685U JP18073685U JPS6288850U JP S6288850 U JPS6288850 U JP S6288850U JP 18073685 U JP18073685 U JP 18073685U JP 18073685 U JP18073685 U JP 18073685U JP S6288850 U JPS6288850 U JP S6288850U
- Authority
- JP
- Japan
- Prior art keywords
- compression ratio
- control mechanism
- cylinder
- cylinders
- internal combustion
- 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 3
Landscapes
- Output Control And Ontrol Of Special Type Engine (AREA)
- Valve Device For Special Equipments (AREA)
Description
第1図は本考案の一実施例に係る気筒数制御機
構付可変圧縮比内燃機関の制御フローを示すフロ
ーチヤート、第2図は第1図の制御が行るれる機
関の気筒数制御機構の縦断面図、第3図は第1図
の制御が行われる機関の圧縮比制御機構の縦断面
図、第4図は第3図の装置の第3図とは直角方向
からみた縦断面図、である。
1……シリンダヘツド、2……吸気弁又は排気
弁、3……ロツカアーム、4……ラツシユアジヤ
スタ、5……カム、6……油圧室、7……電磁弁
、11……コネクテイングロツド、12……ピス
トン、13……ピストンピン、15……偏心ベア
リング、16……ロツクピン、19……圧縮比制
御機構、20,21……油圧通路、23……高圧
縮比用オイルホール、24……低圧縮比用オイル
ホール。
FIG. 1 is a flowchart showing the control flow of a variable compression ratio internal combustion engine with a cylinder number control mechanism according to an embodiment of the present invention, and FIG. 3 is a longitudinal sectional view of the compression ratio control mechanism of the engine in which the control shown in FIG. 1 is performed; FIG. 4 is a longitudinal sectional view of the apparatus shown in FIG. It is. 1...Cylinder head, 2...Intake valve or exhaust valve, 3...Rocker arm, 4...Lush adjuster, 5...Cam, 6...Hydraulic chamber, 7...Solenoid valve, 11...Connecting Rod, 12... Piston, 13... Piston pin, 15... Eccentric bearing, 16... Lock pin, 19... Compression ratio control mechanism, 20, 21... Hydraulic passage, 23... Oil hole for high compression ratio , 24...Oil hole for low compression ratio.
Claims (1)
と、各気筒の圧縮比を切換える圧縮比制御機構と
を備えた多気筒内燃機関において、少なくとも、
前記気筒数制御機構による減筒運転時に第1優先
で停止される気筒には前記圧縮比制御機構を設け
ず、かつ圧縮比制御機構が設けられる残りの気筒
の該圧縮比制御機構を、減筒運転時にのみ高圧縮
比に切換える制御機構に構成したことを特徴とす
る気筒数制御機構付可変縮比内燃機関。 In a multi-cylinder internal combustion engine equipped with a cylinder number control mechanism that controls the number of operated cylinders and a compression ratio control mechanism that switches the compression ratio of each cylinder, at least
The compression ratio control mechanism is not provided in the cylinders that are stopped with first priority during cylinder reduction operation by the cylinder number control mechanism, and the compression ratio control mechanism of the remaining cylinders that are provided with compression ratio control mechanisms is A variable compression ratio internal combustion engine with a cylinder number control mechanism, characterized in that it is configured with a control mechanism that switches to a high compression ratio only during operation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18073685U JPS6288850U (en) | 1985-11-26 | 1985-11-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18073685U JPS6288850U (en) | 1985-11-26 | 1985-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6288850U true JPS6288850U (en) | 1987-06-06 |
Family
ID=31124963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18073685U Pending JPS6288850U (en) | 1985-11-26 | 1985-11-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6288850U (en) |
-
1985
- 1985-11-26 JP JP18073685U patent/JPS6288850U/ja active Pending
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