COMMON-RAIL WITH A FUEL LEAKAGE PREVENTING PART

摘要

PURPOSE: A common rail with a fuel leakage prevention part is provided to prevent gaseous fuel from being leaked into the inside of an engine after engine is turned off. CONSTITUTION: A common rail with a fuel leakage prevention part comprises a supply path and a fuel leakage prevention part(20). The fuel leakage prevention part is installed between the supply path and the connection pipe. The fuel leakage prevention part prevents fuel from being leaked from a common rail(1) to a connection pipe(2). The fuel leakage prevention part comprises an exhaust groove, a connecting member, an opening/closing ball, and an elastic spring. The exhaust groove is formed on the common rail and is connected to the supply path.