Cylinder head of an internal combustion engine

(19)

(11)

EP 1 445 447 A8

(12)	CORRECTED EUROPEAN PATENT APPLICATION

(48)	Corrigendum issued on:
	27.10.2004 Bulletin 2004/44

(43)	Date of publication:
	11.08.2004 Bulletin 2004/33

(21)	Application number: 04001034.0

(22)	Date of filing: 19.01.2004

(51)	International Patent Classification (IPC)⁷: F02B 61/02, F02F 1/42, F02F 1/24, F02B 75/20, F02F 1/40

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
	Designated Extension States:
	AL LT LV MK

(30)

Priority:

06.02.2003 JP 2003030095

(71)	Applicant: HONDA MOTOR CO., LTD.
	Tokyo (JP)

(72)	Inventors:
	Gunji, Toru 4-1, Chuo 1-chome Wako-shi, Saitama (JP) Sumi, Hiromi 4-1, Chuo 1-chome Wako-shi, Saitama (JP)

(74)	Representative: Liska, Horst, Dr.-Ing. et al
	Weickmann & Weickmann Patentanwälte Postfach 86 08 20 81635 München 81635 München (DE)

(54)	Cylinder head of an internal combustion engine

(57) The invention provides a cylinder head of an internal combustion engine which can enhance the productivity while ensuring a favorable flow of cooling water and can reduce the weight thereof.
To achieve this, a plurality of plug hole walls 91 which form plug holes 90 in the inside of a head-side water jacket 60 of a head body 41 are provided and, at the same time, partition walls 100 which connect the plug hole walls 91 with each other are formed in the inside of the head-side water jacket 60.