EP 4005063 A1 20220601 - STATOR DEVICE FOR AN ELECTRIC MACHINE, AND ELECTRIC MACHINE
Title (en)
STATOR DEVICE FOR AN ELECTRIC MACHINE, AND ELECTRIC MACHINE
Title (de)
STATORVORRICHTUNG FÜR EINE ELEKTRISCHE MASCHINE UND ELEKTRISCHE MASCHINE
Title (fr)
STATOR POUR UNE MACHINE ÉLECTRIQUE ET MACHINE ÉLECTRIQUE
Publication
Application
Priority
- DE 102019120677 A 20190731
- EP 2020071124 W 20200727
Abstract (en)
[origin: WO2021018831A1] The invention relates to a stator device (2) for an electric machine (1), comprising - a stator body (3), - a plurality of cooling channels (9a-9x) that are designed to cool the stator body (3) and extend along the stator body (3) in an axial direction, and - a cooling fluid connection device (7) that delimits a connection channel (12) axially outwards and in a radial manner, said connection channel extending in the circumferential direction, wherein the axial end of each cooling channel opens into the connection channel, and the connection channel extends radially inwards further than the cooling channels (9a-9x).
IPC 8 full level
H02K 1/20 (2006.01); H02K 5/20 (2006.01); H02K 9/19 (2006.01)
CPC (source: CN EP US)
H02K 1/20 (2013.01 - CN EP US); H02K 3/48 (2013.01 - CN); H02K 3/50 (2013.01 - CN); H02K 5/203 (2021.01 - CN US); H02K 5/20 (2013.01 - EP US); H02K 2213/03 (2013.01 - CN EP US)
Citation (search report)
See references of WO 2021018831A1
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
DOCDB simple family (publication)
WO 2021018831 A1 20210204; CN 114175457 A 20220311; DE 102019120677 A1 20210204; EP 4005063 A1 20220601; US 2022271580 A1 20220825
DOCDB simple family (application)
EP 2020071124 W 20200727; CN 202080054592 A 20200727; DE 102019120677 A 20190731; EP 20746953 A 20200727; US 202017630307 A 20200727