Liquid pump with heating element has suction line with associated electrical heating device for heating liquid; pump is provided to circulate cooling water in internal combustion engine cooling system

摘要

The pump (4) has a housing(6), a suction chamber and (9) at least one associated suction line (11), a pressure chamber (12) and an associated pressure line (13) and a pump chamber (14) and associated pump element (15) that feeds a liquid from the suction chamber to the pressure chamber. The suction line has an associated electrical heating device (19) for heating the liquid. The liquid pump is provided to circulate cooling water in a cooling system of an internal combustion engine.