Gas and Oil Sealing in a Rotary Valve

摘要

A sealing system for an axial flow rotary valve internal combustion engine comprising an array of floating gas seals and an optional oil sealing system. The array of floating seals surrounding a window ( 15 ) in the bore ( 11 ) of the cylinder head ( 10 ) through which the ports ( 2, 3 ) of the valve ( 1 ) communicate with a combustion chamber ( 31 ). The array of floating seals comprising axial seals ( 16 ) and circumferential seals ( 17 ) housed in slots ( 18, 19 ) in the bore of the cylinder head wherein the circumferential seals are disposed axially between the ends of the axial seals.