Cylinder head for use in an internal combustion engine

(19)

(11)

EP 1 101 922 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	02.05.2002 Bulletin 2002/18

(43)	Date of publication A2:
	23.05.2001 Bulletin 2001/21

(21)	Application number: 00123126.5

(22)	Date of filing: 25.10.2000

(51)	International Patent Classification (IPC)⁷: F02F 1/38, F02F 1/42

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

(30)

Priority:

22.11.1999 JP 33114099

(71)	Applicant: Kabushiki Kaisha Toyota Jidoshokki
	Kariya-shi, Aichi-ken (JP)

(72)	Inventor:
	Asano, Tetsuo 2 chome, Kariya-shi, Aichi-ken (JP)

(74)	Representative: Leson, Thomas Johannes Alois, Dipl.-Ing. et al
	Patentanwälte Tiedtke-Bühling-Kinne & Partner, Bavariaring 4 80336 München 80336 München (DE)

(54)	Cylinder head for use in an internal combustion engine

(57) In a cylinder head 1 has boss portions 8 for head bolts 11 which are formed inside of both sides of the cylinder head 1, and a discharge/intake port 5 which extends from an intermediate portion 15a of a lower-surface deck 15 that is in contact with a gasket 9. In this cylinder head 1, ribs 16 are connected and supported from an upper portion 8a of the boss portions 8 toward a lower portion 5a of the intake port 5.

Search report