Patent · US Active

Elevator with linear motor

US11524875B2 · kind B2 · utility

0Cited by

4References

26Claims

0Family size

Assignee

Kone Corporation · FI

Inventors

Tero Purosto · Helsinki, FI
Tero Hakala · Kangasala, FI
Jouni Ratia · Helsinki, FI
Ilya Petrov · Lappeenranta, FI

Key dates

Filing date	Dec 7, 2017
Grant date	Dec 13, 2022
Priority date	—
Expiry date	Jul 2, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH02K41/02
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

An elevator includes at least one elevator shaft and at least one elevator car traveling in the elevator shaft. The elevator has at least one elevator motor including at least one linear stator located vertically along the elevator shaft and at least one mover located in connection with the elevator car and co-acting with the stator. The elevator includes a vertical stator beam supporting at least one stator, which stator beam has at least one side face carrying ferromagnetic poles of said stator spaced apart by a pitch. The mover includes at least one counter-face facing the side face(s) of the stator beam, in which electro-magnetic components of the mover are located.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.