EP 3431768 B1 20220330 - ADJUSTABLE COOLANT PUMP
Title (en)
ADJUSTABLE COOLANT PUMP
Title (de)
VERSTELLBARE KÜHLMITTELPUMPE
Title (fr)
POMPE DE REFROIDISSEMENT RÉGLABLE
Publication
Application
Priority
EP 17382466 A 20170717
Abstract (en)
[origin: EP3431768A1] An adjustable coolant pump comprising: a housing (12); a shaft (13) to rotate around an axis of rotation of the housing; an impeller (14) assembled in the shaft; a shutter (2) displaceable along the axis of rotation to cover, at least partially, an outflow region of the impeller such that an amount of the coolant delivered by the pump is adjustable; at least one end-stop element (3) attached to a portion of the housing to define an end of stroke for the shutter when covering, at least partially, the outflow region; wherein the housing comprises: a top face (15) and a bottom face (16) disposed substantially perpendicular to the axis of rotation, the bottom face being provided between the top face and the shutter; wherein the end-stop element is attached to the bottom face. Also provided is a method of operation of an adjustable coolant pump.
IPC 8 full level
F04D 15/00 (2006.01); F01P 5/10 (2006.01)
CPC (source: EP)
F04D 15/0038 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3431768 A1 20190123; EP 3431768 B1 20220330; ES 2921006 T3 20220816
DOCDB simple family (application)
EP 18382529 A 20180716; ES 18382529 T 20180716