JPS5914941U

JPS5914941U - automotive engine

Info

Publication number: JPS5914941U
Application number: JP10940482U
Authority: JP
Inventors: 豊西村; 宣茂大山
Original assignee: 株式会社日立製作所
Priority date: 1982-07-21
Filing date: 1982-07-21
Publication date: 1984-01-30

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

[Brief explanation of drawings]

第１図は、本考案の自動車用エンジンの実施例の断面図
、第２図は断熱用空気層を設けた時のシリンダライナ壁
温、アルミブロック温度の説明図、第３図イ９口は、第
１図のシリンダライナの他の実施例の平面図及び断面図
、第４図イ９口は、第１図のセラミック製ピストンの平
面図、詳細図、第５図は、第１図のセラミック製ピスト
ンの他の実施例の断面図、第６図は、第１図シリンダラ
イナーの更に他の実施例の断面図、第７図は、セラミッ
クを用いた断熱エンジンと従来の水冷エンジンの熱発生
率説明図、第８図は、強いスワールを生ぜしめる熱焼室
構造説明図、第９図は、吸気弁にシュラウドを設けた場
合の説明図である。１・・・ピストン、２・・・シリンダライナー、４・・
・アルミ製ブロック。Fig. 1 is a cross-sectional view of an embodiment of the automobile engine of the present invention, Fig. 2 is an explanatory diagram of the cylinder liner wall temperature and aluminum block temperature when a heat insulating air layer is provided, and Fig. 3 , a plan view and a sectional view of another embodiment of the cylinder liner shown in FIG. 1, FIG. 4 shows a plan view and a detailed view of the ceramic piston shown in FIG. FIG. 6 is a sectional view of another embodiment of the ceramic piston; FIG. 6 is a sectional view of yet another embodiment of the cylinder liner shown in FIG. 1; FIG. FIG. 8 is an explanatory diagram of the structure of the heating chamber that produces a strong swirl, and FIG. 9 is an explanatory diagram of the case where a shroud is provided on the intake valve. 1... Piston, 2... Cylinder liner, 4...
・Aluminum block.

Claims

[Scope of utility model registration request]

In a forced cooling type automobile engine in which the combustion chamber cylinder inner wall surface i exposed to high temperature gas and the piston are formed of ceramic material, the cylinder inner wall surface made of ceramic;
For automobiles, characterized in that an air layer for heat insulation is provided between cylinder blocks made of metal such as aluminum, and the engine cooling water cooling drive is controlled by engine cooling water temperature and cylinder block temperature detection means. engine.