JPS60178325U - Diesel engine secondary combustion chamber structure - Google Patents

Diesel engine secondary combustion chamber structure

Info

Publication number
JPS60178325U
JPS60178325U JP6607884U JP6607884U JPS60178325U JP S60178325 U JPS60178325 U JP S60178325U JP 6607884 U JP6607884 U JP 6607884U JP 6607884 U JP6607884 U JP 6607884U JP S60178325 U JPS60178325 U JP S60178325U
Authority
JP
Japan
Prior art keywords
combustion chamber
diesel engine
chamber structure
ferrule
auxiliary combustion
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
JP6607884U
Other languages
Japanese (ja)
Other versions
JPH036823Y2 (en
Inventor
清水　徹司
洋 河本
照雄 佐藤
哲 加藤
Original Assignee
トヨタ自動車株式会社
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 by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP6607884U priority Critical patent/JPS60178325U/en
Publication of JPS60178325U publication Critical patent/JPS60178325U/en
Application granted granted Critical
Publication of JPH036823Y2 publication Critical patent/JPH036823Y2/ja
Granted legal-status Critical Current

Links

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) [Summary] 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 drawings]

第１図は従来のディーゼルエンジン副燃焼室構造の断面
図、第２図は第１図とは別の従来のディーゼルエンジン
副燃焼室構造の断面図、第３図は本考案の一実施例に係
るディーゼルエンジンの副燃焼室構造の断面図、第４図
は口金引っ込み量とセラミックスロ金歪との関係番示す
特性図、であ、る。 １１・・・・・・シリンダヘッド、１２・・・・・・凹
部、１３・・・・・・口金、１４・・・・・・副燃焼室
、１５・・・・・・噴孔、１６・・・パ・・主燃焼室、
１７・・・・・・段、１８・・・・・・ヘッドガスケッ
ト、１９・・・・・・シリンダブロック、２０・・・・
・・セラミックス口金、２１・・・・・・金属リング。Fig. 1 is a sectional view of a conventional diesel engine auxiliary combustion chamber structure, Fig. 2 is a sectional view of a conventional diesel engine auxiliary combustion chamber structure different from Fig. 1, and Fig. 3 is an embodiment of the present invention. FIG. 4 is a sectional view of the sub-combustion chamber structure of such a diesel engine, and is a characteristic diagram showing the relationship between the retraction amount of the mouthpiece and the distortion of the ceramic throat metal. DESCRIPTION OF SYMBOLS 11... Cylinder head, 12... Concavity, 13... Mouthpiece, 14... Sub-combustion chamber, 15... Nozzle hole, 16 ...Pa...Main combustion chamber,
17... Stage, 18... Head gasket, 19... Cylinder block, 20...
...Ceramics cap, 21...Metal ring.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）シリンダヘッドの凹部にセラミックス口金の外周
に金属リングを焼ばめして構成した口金を挿入し凹部と
口金との間に副燃焼室を形成したディーゼルエンジン副
燃焼室構造において、口金の下面をシリンダヘッド下面
より上方に設けたことを特徴とするディーゼルエンジン
副燃焼室構造。(1) In a diesel engine auxiliary combustion chamber structure in which a auxiliary combustion chamber is formed between the recess and the ferrule by inserting a ferrule formed by shrink-fitting a metal ring around the outer periphery of a ceramic ferrule into a recess in the cylinder head, the lower surface of the ferrule A diesel engine auxiliary combustion chamber structure is characterized in that it is provided above the bottom surface of the cylinder head. （２）口金の下面をシリンダヘッド下面よりＯより大で
２００ミクロン以下の量程上方に設けた実用新案登録請
求の範囲第１項記載のディーゼルエンジン副燃焼室構造
。(2) The diesel engine auxiliary combustion chamber structure according to claim 1, wherein the lower surface of the mouthpiece is provided above the lower surface of the cylinder head by an amount greater than O and 200 microns or less.
JP6607884U 1984-05-08 1984-05-08 Diesel engine secondary combustion chamber structure Granted JPS60178325U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6607884U JPS60178325U (en) 1984-05-08 1984-05-08 Diesel engine secondary combustion chamber structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6607884U JPS60178325U (en) 1984-05-08 1984-05-08 Diesel engine secondary combustion chamber structure

Publications (2)

Publication Number Publication Date
JPS60178325U true JPS60178325U (en) 1985-11-27
JPH036823Y2 JPH036823Y2 (en) 1991-02-20

Family

ID=30598648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6607884U Granted JPS60178325U (en) 1984-05-08 1984-05-08 Diesel engine secondary combustion chamber structure

Country Status (1)

Country Link
JP (1) JPS60178325U (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362506U (en) * 1976-10-28 1978-05-26
JPS54112905U (en) * 1978-01-27 1979-08-08
JPS56151239A (en) * 1980-04-25 1981-11-24 Ex Cell O Corp Gasket assembly for cylinder head
JPS58175118U (en) * 1982-05-18 1983-11-22 株式会社小松製作所 Engine pre-chamber structure
JPS59107019A (en) * 1982-12-09 1984-06-21 Nippon Stainless Steel Co Ltd Production of two phase stainless cast steel product of high cr and low ni having excellent sea water resistance

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362506U (en) * 1976-10-28 1978-05-26
JPS54112905U (en) * 1978-01-27 1979-08-08
JPS56151239A (en) * 1980-04-25 1981-11-24 Ex Cell O Corp Gasket assembly for cylinder head
JPS58175118U (en) * 1982-05-18 1983-11-22 株式会社小松製作所 Engine pre-chamber structure
JPS59107019A (en) * 1982-12-09 1984-06-21 Nippon Stainless Steel Co Ltd Production of two phase stainless cast steel product of high cr and low ni having excellent sea water resistance

Also Published As

Publication number Publication date
JPH036823Y2 (en) 1991-02-20

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