Thermal fatigue resistant cylinder head

• Main Author: MCAVOY; PAUL C
• Format: Patent
• Language: English
• Published: 04.07.1989
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; INTERNAL-COMBUSTION PISTON ENGINES; LIGHTING; MECHANICAL ENGINEERING; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; WEAPONS

A cylinder head for a valve-controlled internal combustion engine having a bottom surface which faces into an associated combustion chamber and a plurality of spaced valve openings therethrough and also an injector bore for induction of fuel or ignition spark through the combustion face of said cylinder head into the cylinder, said bottom surface or combustion face of said cylinder head having a circular cut-out portion located radially spaced between said injector bore and the center lines of said valve openings, with said cut-out possibly intersecting each of said valve openings.