Fuel delivery assembly and fuel delivery unit
AssigneeVitesco Technologies GmbH
InventorsJohannes Deichmann, Dirk Becker
Life of this patent
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Abstract
A fuel delivery assembly has a sheet-metal casing that sealingly encloses an electric motor and a pump by rolling, a suction-side inlet opening, and a pressure-side outlet opening. The electric motor has a first stator and a rotor, the first stator is provided with a plastic extrusion coating which forms a ring running in encircling fashion between the first stator and the pump. A fuel delivery unit for use in a fuel tank of a vehicle, having a fuel delivery assembly and having a surge tank in which the fuel delivery assembly is arranged in order to deliver fuel from the surge tank to an internal combustion engine.
Claims11
A fuel delivery assembly, comprising:
- an electric motor having a first stator and a rotor;
- a pump;
- a sheet-metal casing formed by rolling that radially surrounds the electric motor and the pump;
- a suction-side inlet opening;
- a pressure-side outlet opening;
- a plastic coating which forms a ring at least partially encircling the first stator and arranged between the first stator and the pump;
- and
- a second stator provided with a respective plastic coating, which can be pushed into the first stator.
A fuel delivery unit for use in a fuel tank of a vehicle, comprising:
- a fuel delivery assembly comprising:
- an electric motor having a first stator and a rotor;
- a pump;
- a sheet-metal casing formed by rolling that radially surrounds the electric motor and the pump;
- a suction-side inlet opening;
- a pressure-side outlet opening;
- and
- a plastic extrusion coating which forms a ring at least partially encircling the first stator and arranged between the first stator and the pump;
- and
- a second stator provided with a respective plastic coating, which can be pushed into the first stator.
Dependencies are inferred from the claim text.