Patent ID: 7458155
Filing Date: 2008-12-02
Classification: F02M,Y10T

Abstract:
1. In a method of producing a fuel injector, the improvements comprising: providing a tubular injector body having an axial seat defined by a cylindrical inner face extending along a given axis; providing a tubular valve body housed inside the axial seat in the injector body and coaxial with the injector body, the valve body having a cylindrical lateral wall defined by a cylindrical outer face and a substantially cylindrical seat, the cylindrical lateral wall having an annular groove dividing the cylindrical outer face into two distinct portions for contacting the inner face, the valve body being sealingly fixed to the injector body by an interference fit provided by contacting the two distinct portions of the cylindrical outer face with the cylindrical inner face; and providing an annular chamber defined by the injector body and the valve body within the interference fit for supplying the fuel from the tubular injector body into the tubular valve body.