JPH02127735U - - Google Patents

Description

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

第１図は２サイクルデイーゼル機関のシリンダ
ヘツドの底面図、第２図は第１図の−線に沿
つてみた２サイクルデイーゼル機関の側面断面図
、第３図は第１図の−線に沿つてみた排気弁
部の側面断面図、第４図は２サイクルデイーゼル
機関の別の実施例のシリンダヘツドの底面図、第
５図は第４図の−線に沿つてみた排気弁部の
側面断面図、第６図は２サイクルデイーゼル機関
のさらに別の実施例のシリンダヘツドの底面図、
第７図は第６図の−線に沿つてみた排気弁部
の側面断面図である。 ３……シリンダヘツド、３ａ……シリンダヘツ
ド内壁面、５……給気弁、７……排気弁、９……
副室、１０……噴口、１４……マスク壁、１６…
…凹部。 Fig. 1 is a bottom view of the cylinder head of a two-stroke diesel engine, Fig. 2 is a side sectional view of the two-stroke diesel engine taken along the - line in Fig. 1, and Fig. 3 is a side sectional view taken along the - line in Fig. 1. 4 is a bottom view of the cylinder head of another embodiment of a two-stroke diesel engine, and FIG. 5 is a side sectional view of the exhaust valve section taken along the - line in FIG. 4. Figure 6 is a bottom view of a cylinder head of yet another embodiment of a two-stroke diesel engine;
FIG. 7 is a side sectional view of the exhaust valve section taken along the - line in FIG. 6. 3... Cylinder head, 3a... Cylinder head inner wall surface, 5... Air supply valve, 7... Exhaust valve, 9...
Antechamber, 10... Nozzle, 14... Mask wall, 16...
...concavity.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダヘツドに給気弁および排気弁を設け、
シリンダ内において新気をシリンダ軸線方向にル
ープ状に流通せしめるようにした副室付２サイク
ルデイーゼル機関において、副室の噴口側の排気
弁周辺部のシリンダヘツド内壁面に凹部を形成し
た２サイクルデイーゼル機関。 An air supply valve and an exhaust valve are installed in the cylinder head,
In a two-stroke diesel engine with a sub-chamber that allows fresh air to flow in a loop in the cylinder axis direction, the two-stroke diesel engine has a recess formed on the inner wall surface of the cylinder head around the exhaust valve on the nozzle side of the sub-chamber. institution.