Global Patent Index - EP 4104276 A1

EP 4104276 A1 20221221 - ROTOR FOR AN ELECTRIC MOTOR PROVIDED WITH SENSORS

Title (en)

ROTOR FOR AN ELECTRIC MOTOR PROVIDED WITH SENSORS

Title (de)

ROTOR FÜR EINEN ELEKTROMOTOR MIT SENSOREN

Title (fr)

ROTOR POUR MOTEUR ÉLECTRIQUE ÉQUIPÉ DE CAPTEURS

Publication

EP 4104276 A1 20221221 (FR)

Application

EP 21707349 A 20210204

Priority

  • FR 2001433 A 20200213
  • FR 2021050204 W 20210204

Abstract (en)

[origin: WO2021160954A1] The invention relates to a rotor (10) for an electric motor, comprising: - a rotor shaft (32) mounted so as to be rotatable about an axis (X); - a lamination stack (14) coaxially mounted on the rotor shaft (32), the lamination stack (14) comprising a plurality of internal cavities (15); - a plurality of permanent magnets (16) housed inside the internal cavities (15) of the lamination stack (14); - a front flange (17) and a rear flange (19) coaxially mounted on the rotor shaft (32) and axially arranged on either side of the lamination stack (14); characterised in that at least one of the front and rear flanges (17, 19) is provided with at least one sensor (18).

IPC 8 full level

H02K 1/27 (2022.01); H02K 11/25 (2016.01)

CPC (source: EP US)

H02K 1/2773 (2013.01 - EP US); H02K 11/25 (2016.01 - EP US); H02K 21/14 (2013.01 - US)

Citation (search report)

See references of WO 2021160954A1

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 2021160954 A1 20210819; EP 4104276 A1 20221221; FR 3107406 A1 20210820; FR 3107406 B1 20230428; US 2023062483 A1 20230302

DOCDB simple family (application)

FR 2021050204 W 20210204; EP 21707349 A 20210204; FR 2001433 A 20200213; US 202117795144 A 20210204