EP 2663752 A1 20131120 - MECHANICAL SWITCHABLE AUTOMOTIVE COOLANT PUMP
Title (en)
MECHANICAL SWITCHABLE AUTOMOTIVE COOLANT PUMP
Title (de)
SCHALTBARE MECHANISCHE KÜHLMITTELPUMPE FÜR EIN FAHRZEUG
Title (fr)
POMPE À FLUIDE DE REFROIDISSEMENT POUR AUTOMOBILE, COMMUTABLE, MÉCANIQUE
Publication
Application
Priority
EP 2011050258 W 20110111
Abstract (en)
[origin: WO2012095167A1] A mechanical switchable automotive coolant pump (10) for pumping a coolant to an automotive combustion engine (14) comprises: a stationary pump frame (12) being mountable to an engine block (15) and comprising an axial cylindrical support body (28), a rotatable pump rotor (16) comprising a pump wheel (20), a pump rotor shaft (22) and a pump rotor dutch disk (38), whereby the pump rotor shaft (22) is directly supported by a roller bearing (30) at the support body (2.8), and a rotatable driving rotor (18) comprising a pulley wheel (34) and a driving clutch disk (36), whereby the driving rotor (18) is directly supported by a separate roller bearing (32) at the support body (28), wherein one of the clutch disks (38) is ferromagnetic and axially movable, whereby an electromagnetic clutch actuator (40) is provided to switch the movable clutch disk (38) between an engaged and a disengaged position, the clutch actuator (40) being stiffly mounted at the support body (28), wherein the outer ring (26) of the pump rotor bearing (30) is defined by the inside (28) of the support body and the inner ring (46) of the pulley wheel bearing (32) is directly press fitted onto the outside of the support body (28),
IPC 8 full level
F01P 5/12 (2006.01); F01P 7/16 (2006.01); F04D 13/02 (2006.01)
CPC (source: EP)
F01P 5/12 (2013.01); F01P 7/162 (2013.01); F04D 13/021 (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)
DOCDB simple family (application)
EP 2011050258 W 20110111; EP 11700130 A 20110111