Patent ID: 8544450

Claim:
A cylinder head sleeve for an engine, comprising: a sleeve having a sleeve first part and a sleeve second part, wherein the sleeve first part and the sleeve second part form a cavity to contain a fuel injector or an ignitor, and wherein the sleeve first part and the sleeve second part form a joint for the sleeve first part and the sleeve second part to move relative to each other, wherein the joint is a load transfer joint which accommodates a gap between a contact surface of the sleeve first part and a contact surface of the sleeve second part which decreases in thickness upon thermal expansion of the sleeve first part and the sleeve second part under thermal loading and transfers a combustion load from the sleeve second part to the sleeve first part during operation of the engine when the contact surfaces of the sleeve first and second parts contact each other, wherein the contact surfaces of the sleeve first and second parts are perpendicular to a longitudinal length of the sleeve.