JPH046533U - - Google Patents

Info

Publication number
JPH046533U
JPH046533U JP4299690U JP4299690U JPH046533U JP H046533 U JPH046533 U JP H046533U JP 4299690 U JP4299690 U JP 4299690U JP 4299690 U JP4299690 U JP 4299690U JP H046533 U JPH046533 U JP H046533U
Authority
JP
Japan
Prior art keywords
torch
ignited
combustion chamber
mixture
gas engine
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
JP4299690U
Other languages
Japanese (ja)
Other versions
JP2577381Y2 (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 JP1990042996U priority Critical patent/JP2577381Y2/en
Publication of JPH046533U publication Critical patent/JPH046533U/ja
Application granted granted Critical
Publication of JP2577381Y2 publication Critical patent/JP2577381Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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 drawings]

第１図は本考案の実施例を示すエンジンの部分
縦断面図、第２図は第１図の燃焼室部分の平面図
、第３図は従来のエンジンの第１図と同様な部分
の縦断面図、第４図は第３図の燃焼室部分の平面
図である。 ３……ピストン、３ｂ……窪み、３ｃ……頂角
、４……燃焼室、１０……小室、ａ……トーチジ
エツトである。 Fig. 1 is a partial vertical cross-sectional view of an engine showing an embodiment of the present invention, Fig. 2 is a plan view of the combustion chamber portion of Fig. 1, and Fig. 3 is a longitudinal cross-section of a portion similar to Fig. 1 of a conventional engine. 4 is a plan view of the combustion chamber portion of FIG. 3. 3... Piston, 3b... Recess, 3c... Apex angle, 4... Combustion chamber, 10... Small chamber, a... Torch jet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 点火用の小室内で理論混合比に近いガス燃料の
混合気に電気着火し、燃焼室側にトーチジエツト
を噴射し該燃焼室内の薄い混合比のガス燃料に点
火するトーチ点火ガスエンジンにおいて、ピスト
ンの頂部に形成される窪みの平面形状を、該ピス
トンの頂面側から見て、トーチジエツトの噴射方
向に対し頂角を有する多角形状としたことを特徴
とするトーチ点火ガスエンジン。 In a torch-ignited gas engine, a mixture of gas fuel close to the stoichiometric mixture is electrically ignited in a small chamber for ignition, and a torch jet is injected into the combustion chamber to ignite the gas fuel with a thin mixture ratio in the combustion chamber. A torch-ignited gas engine characterized in that the planar shape of the recess formed at the top is a polygon having an apex angle with respect to the injection direction of the torch jet when viewed from the top side of the piston.
JP1990042996U 1990-04-24 1990-04-24 Torch ignition gas engine Expired - Fee Related JP2577381Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990042996U JP2577381Y2 (en) 1990-04-24 1990-04-24 Torch ignition gas engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990042996U JP2577381Y2 (en) 1990-04-24 1990-04-24 Torch ignition gas engine

Publications (2)

Publication Number Publication Date
JPH046533U true JPH046533U (en) 1992-01-21
JP2577381Y2 JP2577381Y2 (en) 1998-07-23

Family

ID=31555031

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990042996U Expired - Fee Related JP2577381Y2 (en) 1990-04-24 1990-04-24 Torch ignition gas engine

Country Status (1)

Country Link
JP (1) JP2577381Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6038339B2 (en) * 2013-10-09 2016-12-07 三菱重工業株式会社 Piston for sub-chamber gas engine and sub-chamber gas engine
JP2017101647A (en) * 2015-12-04 2017-06-08 株式会社デンソー Internal combustion engine and ignition plug

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61173725U (en) * 1985-04-16 1986-10-29
JPS6339378U (en) * 1986-08-29 1988-03-14
JPH0281925A (en) * 1988-09-19 1990-03-22 Yanmar Diesel Engine Co Ltd Sub-chamber type gas engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61173725U (en) * 1985-04-16 1986-10-29
JPS6339378U (en) * 1986-08-29 1988-03-14
JPH0281925A (en) * 1988-09-19 1990-03-22 Yanmar Diesel Engine Co Ltd Sub-chamber type gas engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6038339B2 (en) * 2013-10-09 2016-12-07 三菱重工業株式会社 Piston for sub-chamber gas engine and sub-chamber gas engine
US10024221B2 (en) 2013-10-09 2018-07-17 Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. Piston for prechamber-type gas engine and prechamber-type gas engine
JP2017101647A (en) * 2015-12-04 2017-06-08 株式会社デンソー Internal combustion engine and ignition plug

Also Published As

Publication number Publication date
JP2577381Y2 (en) 1998-07-23

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Legal Events

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