Global Patent Index - EP 1678806 A1

EP 1678806 A1 20060712 - PERMANENT MAGNET ROTOR OF AN ELECTRIC MACHINE, PROVIDING GREAT THERMAL RESISTANCE

Title (en)

PERMANENT MAGNET ROTOR OF AN ELECTRIC MACHINE, PROVIDING GREAT THERMAL RESISTANCE

Title (de)

PERMANENTMAGNETISCHER ROTOR EINER ELEKTRISCHEN MASCHINE FÜR HOHE TEMPERATURBESTÄNDIGKEIT

Title (fr)

ROTOR A AIMANT PERMANENT D'UNE MACHINE ELECTRIQUE A HAUTE RESISTANCE THERMIQUE

Publication

EP 1678806 A1 20060712 (DE)

Application

EP 04762671 A 20040817

Priority

  • DE 2004001827 W 20040817
  • DE 10348394 A 20031017

Abstract (en)

[origin: WO2005046023A1] The invention relates to an electric machine comprising a rotor shaft (2), a hollow cylindrical magnet element (3), a first covering disk (5), and a second covering disk (6). The first and second covering disk (5, 6) are fixed to the rotor shaft (2) while the first axial end (3a) of the magnet element (3) is fastened to the first covering disk (5) and the second axial end (3b) thereof is fastened to the second covering disk (6).

IPC 1-7

H02K 1/28; H02K 1/27

IPC 8 full level

H02K 1/27 (2006.01); H02K 1/28 (2006.01)

CPC (source: EP US)

H02K 1/2733 (2013.01 - EP US); H02K 1/28 (2013.01 - EP US)

Citation (search report)

See references of WO 2005046023A1

Citation (examination)

Designated contracting state (EPC)

DE FR HU

DOCDB simple family (publication)

WO 2005046023 A1 20050519; DE 10348394 A1 20050602; EP 1678806 A1 20060712; JP 2007507993 A 20070329; US 2007194648 A1 20070823; US 7872388 B2 20110118

DOCDB simple family (application)

DE 2004001827 W 20040817; DE 10348394 A 20031017; EP 04762671 A 20040817; JP 2006529610 A 20040817; US 57609904 A 20040817