Cylinder head with coolant passage following squish area and of generally uniform cross sectional area
Patent
·
OSTI ID:6093029
For an internal combustion engine of an automotive vehicle, comprising a cylinder block formed with a cylinder bore and a piston fitted in the bore and reciprocating therein, a cylinder head is described for affixment to the cylinder block and for defining a combustion chamber in cooperation with the piston and the cylinder bore, formed with: (a) a portion which extends from a portion lying over a peripheral portion of the cylinder bore toward a central portion of the combustion chamber and which in cooperation with a portion of the piston defines a squish area of the combustion chamber; and: (b) a coolant passage formed through the cylinder head as convexly curved at a portion thereof adjacent to the squish area toward a central portion of the combustion chamber so as more extensively to overlie and directly to cool the squish area; (c) the coolant passage being of substantially the same cross sectional area along its extent.
- Assignee:
- Toyota Jidosha Kabushiki Kaisha, Aichi
- Patent Number(s):
- US 4690105
- OSTI ID:
- 6093029
- Country of Publication:
- United States
- Language:
- English
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