Global Patent Index - EP 3563472 A1

EP 3563472 A1 20191106 - BRUSHLESS ELECTRICAL MASCHINE

Title (en)

BRUSHLESS ELECTRICAL MASCHINE

Title (de)

BÜRSTENLOSE ELEKTRISCHE MASCHINE

Title (fr)

MOTEUR ÉLECTRIQUE SANS BALAIS

Publication

EP 3563472 A1 20191106 (DE)

Application

EP 17808372 A 20171116

Priority

  • DE 102016226293 A 20161229
  • EP 2017079390 W 20171116

Abstract (en)

[origin: WO2018121912A1] The invention relates to a brushless electrical machine (1), in particular a brushless direct current motor, comprising a housing (2), at least one rotor (5) which is mounted on a shaft (3) that is rotatably mounted in the housing (2), and a stator (6) fixed to the housing, wherein a rotor position-detecting device (7) operating in a contactless manner is associated with the rotor (5). According to the invention, the rotor position-detecting device (7) has a multipole magnet ring (8) rotationally fixed on the shaft (3) and at least one sensor (17) which is sensitive to magnetic fields and which is radially associated with the outer periphery of the magnet ring (8).

IPC 8 full level

H02K 11/215 (2016.01)

CPC (source: EP US)

G01D 5/145 (2013.01 - US); H02K 11/215 (2016.01 - EP US)

Citation (search report)

See references of WO 2018121912A1

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 2018121912 A1 20180705; CN 110140283 A 20190816; DE 102016226293 A1 20180705; EP 3563472 A1 20191106; JP 2020515214 A 20200521; US 2021135546 A1 20210506

DOCDB simple family (application)

EP 2017079390 W 20171116; CN 201780080838 A 20171116; DE 102016226293 A 20161229; EP 17808372 A 20171116; JP 2019535955 A 20171116; US 201716473766 A 20171116