Patent ID: 6113362
Filing Date: 2000-09-05
Classification: F02M,F04D

Abstract:
A flow pump for the conveying of fluids from a storage tank to a fluid consumer, particularly for the conveying of fuel from a tank to a fuel injection system of an internal combustion engine, with a pump chamber (16) embodied in a pump housing (15) which is delimited by two parallel lateral walls (17, 18) spaced apart from each other, with at least one groove-like side channel (26), which is open toward the pump chamber (16), disposed in one of the side walls (18) and which extends concentrically in relation to the pump axis from a channel start (261) to a channel end (262) separated therefrom, with a pump inlet (28) opening into the channel start (261) and with a rotating pump or impeller wheel (24) disposed coaxially with the pump axis in the pump chamber (16), with a further pump inlet (30) for the connection of a return line (13) returning a conveyed surplus is provided, and the further pump inlet (30) opens in the side channel (26) at a distance from the channel start (26') and at a distance from the channel end (262).