Patent ID: 6199538
Filing Date: 2001-03-13
Classification: F02M

Abstract:
A fuel injection valve for the cylinder injection comprising:a valve assembly which injects fuel;a solenoid which opens and closes said valve assembly;a housing which accommodates said valve assembly and said solenoid; anda fuel pipe device which connects said valve assembly to a delivery pipe;said fuel pipe device comprising:a delivery-pipe-side pressure-receiving portion which is disposed within said delivery pipe and is subjected to fuel pressure from within said delivery pipe;a housing-side pressure-receiving portion which is connected to said valve assembly within said housing and is subjected to fuel pressure from within said housing and exterior to said fuel pipe device; anda fastening portion disposed between said two pressure-receiving portions to fasten said fuel pipe device to said housing;wherein the surface area of said delivery-pipe-side pressure-receiving portion is greater than the surface area of said housing-side pressure-receiving portion.