Patent ID: 6869033

Claim:
In an assembly system for assembling an internal combustion engine fuel injector, the improvements comprising: a hollow body ( 6 ) supporting an injection nozzle, said hollow body ( 6 ) housing a metering valve ( 8 ) for metering fuel to be injected by said nozzle; a support ( 17 ) housing an electromagnet ( 18 ) controlling said metering valve ( 8 ), said support ( 17 ) being fitted to said hollow body ( 6 ); and click-on means ( 38 ) for removably connecting said support ( 17 ) to said hollow body ( 6 ), characterized in that said click-on means comprise a leaf spring ( 38 ) on one of said hollow body ( 6 ) or support ( 17 ), said leaf spring ( 38 ) comprising at least one hook-shaped appendix ( 42 ) which clicks on to a corresponding retaining element ( 46 ) on the other of said hallow body ( 6 ) or support ( 17 ).