JPH0323614U

JPH0323614U -

Info

Publication number: JPH0323614U
Application number: JP8333489U
Authority: JP
Priority date: 1989-07-14
Filing date: 1989-07-14
Publication date: 1991-03-12

Description

[Brief explanation of drawings]

第１図乃至第４図は第１実施例に係るシリンダ
ヘツドを説明する図で、第１図はシリンダヘツド
の縦断面正面図、第２図はヘツドカバーを取り除
いたシリンダヘツドの平面図、第３図は第１図の
−線断面図、第４図はシリンダヘツドを組み
付けたエンジンの全体側面図であり、第５図Ａ及
びＢは第２実施例に係るシリンダヘツドの第１図
及び第２図相当図、第６図Ａ及びＢは第３実施例
に係るシンダヘツドの第１図及び第２図相当図、
第７図Ａ及びＢは第４実施例に係るシリンダヘツ
ドの第１図及び第２図相当図、第８図Ａ及びＢは
第５実施例に係るシリンダヘツドの第１図及び第
２図相当図、第９図は第６実施例に係るシリンダ
ヘツドの第１図相当図、第１０図は第７実施例に
係るシリンダヘツドの第１図相当図、第１１図は
従来技術の第１図相当図である。１……頭上弁エンジン、２……シリンダヘツド
、３……液冷室、４……ロツカアームブラケツト
、４……２の上壁、６……窓孔、７……窓蓋。 1 to 4 are diagrams for explaining the cylinder head according to the first embodiment, in which FIG. 1 is a vertical cross-sectional front view of the cylinder head, FIG. 2 is a plan view of the cylinder head with the head cover removed, and FIG. 1 is a sectional view taken along the line 1, FIG. 4 is an overall side view of the engine with the cylinder head assembled, and FIGS. 5A and 5B are the cylinder head shown in FIGS. 6A and B are equivalent views to FIGS. 1 and 2 of the cinder head according to the third embodiment,
7A and B are views corresponding to FIGS. 1 and 2 of the cylinder head according to the fourth embodiment, and FIGS. 8A and B are equivalent to FIGS. 1 and 2 of the cylinder head according to the fifth embodiment. 9 is a diagram corresponding to FIG. 1 of the cylinder head according to the sixth embodiment, FIG. 10 is a diagram equivalent to FIG. 1 of the cylinder head according to the seventh embodiment, and FIG. 11 is a diagram equivalent to FIG. 1 of the prior art. This is a corresponding diagram. 1... Overhead valve engine, 2... Cylinder head, 3... Liquid cooling chamber, 4... Locker arm bracket, 4... Top wall of 2, 6... Window hole, 7... Window cover.

Claims

[Claims for Utility Model Registration] 1. A liquid-cooled overhead valve engine comprising a liquid cooling chamber 3 formed in the cylinder head 2 of the overhead valve engine 1, and a rocker arm bracket 4 fixed on the upper surface of the cylinder head 2. In the cylinder head, a window hole 6 is made in the upper wall 5 of the cylinder head 2, the liquid cooling chamber 3 is communicated with the outer space of the upper wall 5 through this window hole 6, and the window hole 6 is covered with a rocker arm bracket 4. A liquid-cooled cylinder head for overhead valve engines featuring: 2. In a liquid-cooled cylinder head for an overhead valve engine, in which a liquid cooling chamber 3 is formed in the cylinder head 2 of the overhead valve engine 1, and a rocker arm bracket 4 is fixed on the upper surface of the cylinder head 2, A liquid cooling system for an overhead valve engine characterized in that a window hole 6 is formed in the upper wall 5, a liquid cooling chamber 3 is communicated with the outer space of the upper wall 5 through the window hole 6, and the window hole 6 is covered with a window cover 7. Cold type cylinder head. 3. A liquid-cooled cylinder head for an overhead valve engine according to claim 2, characterized in that a rocker arm bracket (4) is fixed to the window cover (7).