Discharge valve assembly for two-stroke engine, provided with cooling, non-contacting seal and self-cleaning

摘要

A discharge valve assembly (100) for two-stroke internal combustion engine (200) is disclosed, comprising a cylindrical shutter (7) revolvingly mounted into a housing (5). A canal (8) is left between the external surface of the shutter (7) and the internal surface of the housing (5) to avoid contact between surfaces and ensure valve seal.