JPS6036526U - spark ignition engine - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の火花点火機関の燃焼室を示す側断面図、
第２図は本考案の一実施例を示す燃焼室の平面図、第３
図は第２図のＸ−Ｘ断面図、第４図は同Ｙ−Ｙ断面図、
第５図は本考案の他の実施例を示す図で、ａは要部側断
面図、ｂはそのＢ矢視図、第６図は本考案の他の実施例
を示す側断面図である。 １ニジリンダヘツド、３：吸気弁、５：点火プラグ、８
：燃焼室、９：うず流、１０：成層化用衝壁、１１：主
吸気通路、１３：うす原生成用副吸気通路、１６：イン
ジェクタ。Figure 1 is a side sectional view showing the combustion chamber of a conventional spark ignition engine.
Figure 2 is a plan view of a combustion chamber showing one embodiment of the present invention;
The figure is a cross-sectional view taken along the line X-X in Figure 2, and Figure 4 is a cross-sectional view taken along the Y-Y line in the same figure.
FIG. 5 is a diagram showing another embodiment of the present invention, in which a is a side sectional view of the main part, b is a view taken in the direction of arrow B, and FIG. 6 is a side sectional view showing another embodiment of the present invention. . 1 cylinder head, 3: intake valve, 5: spark plug, 8
: Combustion chamber, 9: Eddy flow, 10: Stratification barrier, 11: Main intake passage, 13: Sub-intake passage for thin raw material generation, 16: Injector.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃焼室内に吸気行程中うす流を生成する手段を有する火
花点火機関において、燃焼室の点火プラグ近傍に、上記
うず流にほぼ直交する衝壁を点火プラグよりもうす流に
対し下流側に設けたことを特徴とする火花点火機関。In a spark ignition engine having a means for generating a thin flow in the combustion chamber during the intake stroke, a barrier wall is provided near the spark plug in the combustion chamber and substantially perpendicular to the eddy flow on the downstream side of the spark plug with respect to the thin flow. A spark ignition engine characterized by: