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US 12,049,858 B1Granted
Fuel system having fuel injector boot assembly configured with grasping protrusion
AssigneeCaterpillar Inc.
InventorsKenth I. Svensson, William Barnes, Eric D. Wiebrecht
Life of this patent
Estimating the term…
Abstract
A boot in a fuel system includes an injector portion receiving a fuel injector, and a conduit portion receiving a double-walled fuel conduit. The injector portion includes a window therein receiving an electrical connector of the fuel injector. The conduit portion includes a radially outward grasping protrusion for installing the conduit portion over the electrical connector.
Claims20
A fuel system comprising:
- a fuel injector including an injector housing having a fuel inlet and a fuel outlet formed therein, and an electrical connector projecting from the injector housing;
- a double-walled fuel conduit connected to the fuel injector;
- the boot including an elongate boot body defining a longitudinal axis and having an injector portion receiving the fuel injector, and a conduit portion receiving the fuel conduit;
- the injector portion having a window formed at least partially therein receiving the electrical connector;
- and
- the conduit portion including a radially outward grasping protrusion.
3 more elements
A boot assembly for a fuel system comprising:
- a fuel injector including an injector housing having a fuel inlet and a fuel outlet formed therein, and an electrical connector projecting from the injector housing;
- a boot defining a longitudinal axis and having an injector portion receiving the fuel injector, and a conduit portion structured for receiving a fuel conduit;
- the injector portion having a window formed at least partially therein receiving the electrical connector;
- and
- the conduit portion including a radially outward grasping protrusion.
2 more elements
A boot for a fuel injector and fuel conduit assembly comprising:
- an elongate boot body defining a longitudinal axis extending between an injector portion forming an open first axial end, and a conduit portion forming an open second axial end, and the injector portion having a window formed at least partially therein between an inner boot surface forming a central cavity and an outer boot surface;
- and
- the conduit portion including a radially inward protrusion extending circumferentially around the longitudinal axis and spaced axially inward from the open second axial end, and a grasping protrusion projecting radially outward of the outer boot surface, for installing the conduit portion over a fuel conduit.
Dependencies are inferred from the claim text.