Patent ID: 7891343
Filing Date: 2011-02-22
Classification: F02M,Y10T

Abstract:
1. A backflow connector for attaching to a backflow outlet of a fuel injector, from which un-injected fuel can be taken away from the fuel injector, comprising a connection component for connecting the backflow connector to the fuel injector, wherein the connection component includes: a first arm including first and second arm portions, a second arm including first and second arm portions, a first positioning structure including the first arm portions of the both the first and second arms, a second positioning structure including the second arm portions of the both the first and second arms, and a securing element connected to, but spaced apart from both the first and second arms, and wherein the connection component is designed to be attached to the backflow connector in: (a) a first assembly position in which the first positioning structure is engaged with the backflow connector to form a pre-assembly of the connection component and the backflow connector that is not secured to the fuel injector, and (b) a second assembly position in which the second positioning structure is engaged with the backflow connector and the securing element, spaced apart from both the first and second arms of the connection component, is engaged with a corresponding structure of the fuel injector to secure the pre-assembly of the connection component and the backflow connector to the fuel injector.