公开(公告)号：US20240351825A1

公开(公告)日：2024-10-24

申请号：US18631618

申请日：2024-04-10

Applicant: Kone Corporation

Inventor： Juha HELENIUS ,  Henri WENLIN ,  Markus KASTINEN ,  Mikael PARTANEN ,  Joni STENBERG ,  Muhammad Fahad KHAN ,  Zuhair ul HAQ ,  Guy LEMSTRÖM

IPC: B66B7/12 ,  B66B3/00 ,  B66B5/02 ,  G06T7/00 ,  G06V10/145 ,  G06V10/75

CPC classification number: B66B7/1238 ,  B66B3/002 ,  B66B5/02 ,  G06T7/0002 ,  G06V10/145 ,  G06V10/751

Abstract: The invention relates to a method of monitoring an elevator roping, the roping comprising plurality of movable ropes, the method comprising emitting light in particular with one or more light sources on the ropes while they move past the one or more light sources; and capturing with a camera system images continuously or intermittently of a zone towards which the one or more light sources emit light; and analyzing with an analyzing system the images captured by the camera system. Said emitting comprises emitting on a flank of each of said ropes at least one light beam having a shape, and said analyzing comprises recognizing in the images patterns of light emitted on said ropes and analyzing one or more characteristics of the recognized patterns. The invention also relates to a monitoring arrangement implementing the method.