Patent ID: 6390053
Filing Date: 2002-05-21
Classification: F02B,F02M,Y02T

Abstract:
An internal combustion engine comprising:an engine housing defining a main combustion chamber separated from a precombustion chamber by a flame communication passageway, and further defining a fuel supply passage with one end and an opposite end; a source of fuel fluidly connected to said opposite end of said fuel supply passage; a check valve, which includes a valve body with a valve seat and a valve member, positioned between said one end of said fuel supply passage and said precombustion chamber, and said valve member being movable between an open position and a closed position; said valve body and said valve member defining a fluid passage that fluidly connects said fuel supply passage to said precombustion chamber when said valve member is in said open position; and said valve body and said valve member substantially fluidly isolating said valve seat from said precombustion chamber when said valve member is in said closed position.