JPH0161435U - - Google Patents
Info
- Publication number
- JPH0161435U JPH0161435U JP15794887U JP15794887U JPH0161435U JP H0161435 U JPH0161435 U JP H0161435U JP 15794887 U JP15794887 U JP 15794887U JP 15794887 U JP15794887 U JP 15794887U JP H0161435 U JPH0161435 U JP H0161435U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- sub
- volume
- piston
- compression ratio
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
Landscapes
- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は本考案の一実施例を示す縦断側面図、
第２図は調整ピストンのリフト量を示すグラフ、
第３図は筒内圧力とクランク角との関係を示すグ
ラフ、第４図は調整ピストンによる可変量とイニ
シヤル圧縮比との関係を見掛けの圧縮比との関係
で示すグラフ、第５図ないし第８図は動作説明の
ための縦断側面図である。
２……ピストン、４……燃焼室、７……副室、
８……調整ピストン、９……ロツカアーム、１３
……カム。
FIG. 1 is a vertical side view showing an embodiment of the present invention;
Figure 2 is a graph showing the lift amount of the adjustment piston.
Fig. 3 is a graph showing the relationship between cylinder pressure and crank angle, Fig. 4 is a graph showing the relationship between the variable amount by the adjusting piston and the initial compression ratio, and Figs. FIG. 8 is a longitudinal side view for explaining the operation. 2...Piston, 4...Combustion chamber, 7...Subchamber,
8... Adjustment piston, 9... Rotsuka arm, 13
……cam.
Claims (1)
を可変する調整ピストンを具備するものにおいて
、上死点近傍で上記副室の容積を大きく、その前
後の所要クランク角の範囲において小さくする上
記調整ピストンの制御手段を構成したことを特徴
とする内燃機関の圧縮比調整装置。 A sub-chamber communicating with a combustion chamber is provided, and is equipped with an adjustment piston that changes the volume of the sub-chamber, in which the volume of the sub-chamber is increased near top dead center and reduced in the required crank angle range before and after that. A compression ratio adjusting device for an internal combustion engine, comprising a control means for the adjusting piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15794887U JPH0161435U (en) | 1987-10-14 | 1987-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15794887U JPH0161435U (en) | 1987-10-14 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0161435U true JPH0161435U (en) | 1989-04-19 |
Family
ID=31437835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15794887U Pending JPH0161435U (en) | 1987-10-14 | 1987-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0161435U (en) |
-
1987
- 1987-10-14 JP JP15794887U patent/JPH0161435U/ja active Pending
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