Global Patent Index - EP 4229740 A1

EP 4229740 A1 20230823 - CENTRIFUGAL PUMP COMPRISING A DRIVE

Title (en)

CENTRIFUGAL PUMP COMPRISING A DRIVE

Title (de)

KREISELPUMPE MIT EINEM ANTRIEB

Title (fr)

POMPE CENTRIFUGE COMPRENANT UN ENTRAÎNEMENT

Publication

EP 4229740 A1 20230823 (DE)

Application

EP 21787386 A 20211005

Priority

  • DE 102020006366 A 20201016
  • EP 2021077407 W 20211005

Abstract (en)

[origin: WO2022078816A1] The invention relates to a centrifugal pump comprising a drive (1) which has a rotor (25), a stator winding (22), and a device (14). The device (14) comprises a frequency converter (13) and a heat sink (12). The drive (1) has a motor housing (11) and a fan (19). A shaft (7) is supported by a bearing arrangement (17) on the fan side and a bearing arrangement (9) on the pump side. The heat sink (12) is connected to one of the two bearing arrangements (9, 17).

IPC 8 full level

H02K 5/15 (2006.01); H02K 5/18 (2006.01); H02K 5/22 (2006.01); H02K 9/14 (2006.01)

CPC (source: EP US)

H02K 5/15 (2013.01 - EP); H02K 5/1732 (2013.01 - US); H02K 5/18 (2013.01 - EP); H02K 5/207 (2021.01 - US); H02K 5/22 (2013.01 - EP); H02K 7/083 (2013.01 - US); H02K 9/06 (2013.01 - US); H02K 9/14 (2013.01 - EP); H02K 11/33 (2016.01 - US); H02K 11/33 (2016.01 - EP)

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

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2022078816 A1 20220421; CN 116325441 A 20230623; DE 102020006366 A1 20220421; EP 4229740 A1 20230823; JP 2023545837 A 20231031; US 2023387751 A1 20231130

DOCDB simple family (application)

EP 2021077407 W 20211005; CN 202180070480 A 20211005; DE 102020006366 A 20201016; EP 21787386 A 20211005; JP 2023523294 A 20211005; US 202118031918 A 20211005