JPH0319431U - - Google Patents

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Publication number
JPH0319431U
JPH0319431U JP2378790U JP2378790U JPH0319431U JP H0319431 U JPH0319431 U JP H0319431U JP 2378790 U JP2378790 U JP 2378790U JP 2378790 U JP2378790 U JP 2378790U JP H0319431 U JPH0319431 U JP H0319431U
Authority
JP
Japan
Prior art keywords
valve
top surface
air supply
piston
exhaust 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.)
Granted
Application number
JP2378790U
Other languages
Japanese (ja)
Other versions
JP2506676Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990023787U priority Critical patent/JP2506676Y2/en
Publication of JPH0319431U publication Critical patent/JPH0319431U/ja
Application granted granted Critical
Publication of JP2506676Y2 publication Critical patent/JP2506676Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Combustion Methods Of Internal-Combustion Engines (AREA)

Description

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

第1図は第4図の−線に沿つてみた第1の
実施例の2サイクルデイーゼル機関の側面断面図
、第2図は第1図のピストンの頂面図、第3図は
第4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4図は第3図のシリン
ダヘツドの底面図、第5図は第2の実施例を示す
ピストンの頂面図、第6図は第3の実施例を示す
ピストンの頂面図、第7図は第4の実施例を示す
ピストンの頂面図、第8図は第7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9図は第5の実施例を示すピストンの頂面
図、第10図は第9図のX−X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である。 2……ピストン、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、12……
凹部、14……マスク壁、20……凸部、22…
…案内溝。
Fig. 1 is a side sectional view of the two-stroke diesel engine of the first embodiment taken along the - line in Fig. 4, Fig. 2 is a top view of the piston in Fig. 1, and Fig. 3 is the Fig. 4. 4 is a bottom view of the cylinder head of FIG. 3, FIG. 5 is a top view of the piston showing the second embodiment, and FIG. is a top view of a piston showing the third embodiment, FIG. 7 is a top view of a piston showing a fourth embodiment, and FIG. 8 is a top view of a two-stroke diesel engine taken along the line - in FIG. A side sectional view, FIG. 9 is a top view of the piston showing the fifth embodiment, and FIG. 10 is a view taken along the line X-X in FIG. 9.
FIG. 2 is a side sectional view of a cycle diesel engine. 2...Piston, 3...Cylinder head, 3a
... Cylinder head inner wall surface, 5 ... Air supply valve, 7 ...
...exhaust valve, 9... subchamber, 10... nozzle, 12...
Concave portion, 14...Mask wall, 20...Protrusion, 22...
...Guide groove.

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た
副室付2サイクルデイーゼル機関において、シリ
ンダヘツド内壁面上に形成された凹部内に給気弁
を陥没して配設せしめると共に排気弁側の給気弁
周辺部に排気弁側の給気弁開口からの新気の流入
を抑制する新気流入抑制壁を設け、前記凹部に対
応するピストン頂面に凸部を形成すると共に前記
凹部と副室の噴口とを接続する案内通路をピスト
ン頂面に形成した2サイクルデイーゼル機関。
In a two-stroke diesel engine with an auxiliary chamber in which the cylinder head is provided with an air supply valve and an exhaust valve, the air supply valve is recessed into a recess formed on the inner wall surface of the cylinder head, and the air supply valve is provided on the exhaust valve side. A fresh air inflow suppressing wall is provided around the valve to suppress the inflow of fresh air from the intake valve opening on the exhaust valve side, and a convex portion is formed on the top surface of the piston corresponding to the concave portion, and a convex portion is formed on the top surface of the piston corresponding to the concave portion. A two-stroke diesel engine with a guide passage formed on the top surface of the piston to connect to the nozzle.
JP1990023787U 1989-03-30 1990-03-12 2-cycle diesel engine Expired - Lifetime JP2506676Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990023787U JP2506676Y2 (en) 1989-03-30 1990-03-12 2-cycle diesel engine

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-35489 1989-03-30
JP3548989 1989-03-30
JP1990023787U JP2506676Y2 (en) 1989-03-30 1990-03-12 2-cycle diesel engine

Publications (2)

Publication Number Publication Date
JPH0319431U true JPH0319431U (en) 1991-02-26
JP2506676Y2 JP2506676Y2 (en) 1996-08-14

Family

ID=31717508

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990023787U Expired - Lifetime JP2506676Y2 (en) 1989-03-30 1990-03-12 2-cycle diesel engine

Country Status (1)

Country Link
JP (1) JP2506676Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121075U (en) * 1974-08-01 1976-02-16
JPS639419U (en) * 1986-07-02 1988-01-22
JPS63173814A (en) * 1987-01-13 1988-07-18 Toyota Motor Corp Two-cycle internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121075U (en) * 1974-08-01 1976-02-16
JPS639419U (en) * 1986-07-02 1988-01-22
JPS63173814A (en) * 1987-01-13 1988-07-18 Toyota Motor Corp Two-cycle internal combustion engine

Also Published As

Publication number Publication date
JP2506676Y2 (en) 1996-08-14

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