Pumping device for several fuels

摘要

The invention relates to a pumping device for several different, relatively volatile vehicle fuels, comprising a number of pump units (1) each having a closed pump housing (5) with an intake (6) connected to a supply of one of the vehicle fuels, at least one discharge connected to a delivery means of a vehicle fuel station, and a hydrodynamic fuel pump with a fuel inlet (7) drawing from the interior of the pump housing (5) and a pressure outlet connected to the discharge. The pump further comprises one single gas pump (3) with a gas inlet drawing from the pump housing (5) of each of the pump units.