(19)
(11) EP 4 529 529 A1

(12)

(43) Date of publication:
02.04.2025 Bulletin 2025/14

(21) Application number: 22730775.8

(22) Date of filing: 23.05.2022
(51) International Patent Classification (IPC): 
B66B 13/28(2006.01)
(52) Cooperative Patent Classification (CPC):
B66B 13/285
(86) International application number:
PCT/EP2022/063908
(87) International publication number:
WO 2023/227194 (30.11.2023 Gazette 2023/48)
(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

(71) Applicant: KONE Corporation
00330 Helsinki (FI)

(72) Inventors:
  • RÄSÄNEN, Matti
    00330 Helsinki (FI)
  • HAAPANIEMI, Markku
    00330 Helsinki (FI)
  • TALONEN, Tapani
    00330 Helsinki (FI)

(74) Representative: Papula Oy 
P.O. Box 981
00101 Helsinki
00101 Helsinki (FI)

   


(54) METHOD OF MAINTENANCE OF LOW PIT ELEVATOR SHAFT AND ELEVATOR