(19)
(11) EP 3 920 766 A1

(12)

(43) Date of publication:
15.12.2021 Bulletin 2021/50

(21) Application number: 20709048.1

(22) Date of filing: 04.02.2020
(51) International Patent Classification (IPC): 
A47L 9/28(2006.01)
A47L 5/26(2006.01)
A47L 5/24(2006.01)
(52) Cooperative Patent Classification (CPC):
A47L 5/24; A47L 5/26; A47L 9/2831; A47L 9/2842; A47L 9/2889
(86) International application number:
PCT/US2020/016587
(87) International publication number:
WO 2020/163336 (13.08.2020 Gazette 2020/33)
(84) Designated Contracting States:
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 States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 06.02.2019 US 201962801758 P

(71) Applicant: Techtronic Cordless GP
Anderson SC 29626 (US)

(72) Inventor:
  • POHLMAN, Kevin
    Tega Cay, SC 29708 (US)

(74) Representative: Forresters IP LLP 
Skygarden Erika-Mann-Straße 11
80636 München
80636 München (DE)

   


(54) A CLEANING SYSTEM COMPRISING A SYSTEM FOR PREVENTING THE MOTOR FROM OVERHEATING AND A METHOD THEREFORE