EP 3827502 A1 20210602 - ROLLING DEVICE ADAPTED TO ROLL ON A GROUND SURFACE
Title (en)
ROLLING DEVICE ADAPTED TO ROLL ON A GROUND SURFACE
Title (de)
ROLLVORRICHTUNG ZUM ROLLEN AUF EINER BODENOBERFLÄCHE
Title (fr)
DISPOSITIF ROULANT ADAPTÉ À ROULER SUR UN SOL
Publication
Application
Priority
- FR 1856876 A 20180724
- EP 2019068914 W 20190712
Abstract (en)
[origin: WO2020020673A1] A rolling device adapted to roll on a ground surface, comprising at least one motorised wheel (1) comprising a circular stator (2) and a circular rotor (3). The stator (2) comprises a circular slot and a plurality of electromagnetic coils (16) located in the circular slot so that at least two electromagnetic coils (16) are arranged facing one another. The circular rotor (3) comprises a circular strip (45) having side walls and a free end edge connecting the side walls, as well as a contact surface with the ground, said circular strip comprising magnetic elements arranged on the side walls thereof. The circular rotor (3) and the circular stator (2) are assembled by means of assembly means (17) provided on the circular stator (2).
IPC 8 full level
CPC (source: EP KR US)
A61G 5/04 (2013.01 - EP KR); H01F 1/047 (2013.01 - KR); H02J 7/14 (2013.01 - KR); H02K 1/16 (2013.01 - KR); H02K 1/2793 (2013.01 - KR); H02K 1/2795 (2022.01 - EP US); H02K 7/088 (2013.01 - EP KR US); H02K 7/116 (2013.01 - KR); H02K 21/12 (2013.01 - KR US); H02K 2213/09 (2013.01 - EP KR)
Citation (examination)
EP 1032966 A1 20000906 - MICRONASA DI PATARCHI ALBERTO [IT]
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 2020020673 A1 20200130; CA 3106491 A1 20200130; CN 112585842 A 20210330; EP 3827502 A1 20210602; FR 3084300 A1 20200131; FR 3084300 B1 20210521; JP 2021533711 A 20211202; JP 7426030 B2 20240201; KR 20210036954 A 20210405; US 11424650 B2 20220823; US 2021273508 A1 20210902
DOCDB simple family (application)
EP 2019068914 W 20190712; CA 3106491 A 20190712; CN 201980047030 A 20190712; EP 19737151 A 20190712; FR 1856876 A 20180724; JP 2021502550 A 20190712; KR 20217005669 A 20190712; US 201917260120 A 20190712