Patent ID: 6374809
Filing Date: 2002-04-23
Classification: F02M

Abstract:
A structure of mounting a fuel injection valve to a fuel distribution pipe, in which an annular connecting groove (12) is defined in an outer peripheral surface of an intermediate portion of a fuel injection valve (I) which has, at one end thereof, a fuel injection portion (5) inserted in a fuel injection bore (3) in an engine (E) and at the other end thereof, a fuel inlet portion (6) inserted in a fuel supply port (16) in a fuel distribution pipe (D); a connecting flange (17) is formed in said fuel supply port (16) and aligned axially with said connecting groove (12); a collar portion (22) and a locking groove (21) are engaged with said connecting groove (12) and said connecting flange (17), respectively, and are provided in a connecting member (20) for resiliently clamping said fuel injection valve (I) and said fuel supply port (16) from opposite outsides, whereina positioning bore (18) is provided in said connecting flange (17), and a positioning projection (13) is formed on said fuel injection valve (I) so as to be brought into engagement in said positioning bore (18) simultaneously with the insertion of said fuel inlet portion (6) into said fuel supply port (16).