FUEL INJECTION VALVE WITH INTERNAL FILTER, AND FILTER

摘要

PROBLEM TO BE SOLVED: To simply install a filter inside an injection valve for capturing foreign matter remained or generated in the fuel injection valve. SOLUTION: A fuel swing element 16 for giving a swing force to a fuel is installed on the upstream side of a valve seat 4a of a nozzle body 4. A filter 17 is arranged on the top end face of the fuel swing element 16. Or, the filter is installed to a notch formed on a stopper 15.