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US 6,308,691 B1Granted
Fuel supply aggregate with a rotary pump
AssigneeRobert Bosch GmbH
InventorsKurt Frank, Stephanie Kaeser
Life of this patent
Estimating the term…
Abstract
A fuel supply aggregate has a fuel pump formed as a rotary pump and having at least one impeller with a plurality of vanes for supplying fuel from a tank, the fuel pump having an inlet connection, and a fuel throughflow noise damper located upstream of the fuel inlet connection of the fuel pump.
Claims5
A fuel supply aggregate, comprising a fuel pump formed as a rotary pump and having at least one impeller with a plurality of vanes for supplying fuel from a tank, said fuel pump having a fuel inlet connection;
- and a fuel throughflow noise damper located upstream of said fuel inlet connection of said fuel pump, said fuel pump having a pre-chamber located before said fuel inlet connection, said noise damper being located in said pre-chamber, said pre-chamber having a wall which is formed partially by a suction filter through which a fuel to be supplied enters said pre-chamber.
Dependencies are inferred from the claim text.