公开(公告)号：US20210155449A1

公开(公告)日：2021-05-27

申请号：US17165416

申请日：2021-02-02

Applicant: KONE CORPORATION

Inventor： Henri WENLIN ,  Joni LAPPALAINEN ,  Petri ALKULA ,  Mikko JUSSILA ,  Andrej BURAKOV ,  Lasse HURRI ,  Tarmo TORKKELI

IPC: B66B1/36 ,  F16D55/30 ,  B66B5/00 ,  F16D66/00 ,  B66B1/34 ,  F16D65/38 ,  F16D65/18

Abstract: An elevator brake arrangement includes at least a brake unit including a body, a brake plate assembly, a spring assembly, an electromagnet arrangement and a counter element, and also a rotating brake disc. The brake plate assembly includes at least two brake plates and a state detector that is arranged to monitor the operation states of the brake plates.