公开(公告)号：US20190219530A1

公开(公告)日：2019-07-18

申请号：US16367426

申请日：2019-03-28

Applicant: Kone Corporation

Inventor： Kim ANTIN ,  Sven BOSSUYT ,  Antti HASSINEN ,  Juha HELENIUS ,  Juha HONKANEN ,  Mika JUNTUNEN ,  Petri KERE ,  Mikko LASSILA ,  Hannu LEHTINEN ,  Aleksi NAREIKKO ,  Mikko PURANEN ,  Kai RUOTSALAINEN ,  Petteri VALJUS

IPC: G01N25/72 ,  B29C70/52 ,  B29C48/154

CPC classification number: G01N25/72 ,  B29C48/154 ,  B29C70/528 ,  B29L2031/707 ,  B66B7/1215

Abstract: The invention relates to a method for inspecting quality and/or condition of an elongated composite member, which is a load bearing member of a rope of a hoisting apparatus, such as an elevator, or a precursor of such a load bearing member, the method comprising providing an elongated composite member; and changing the temperature of said elongated composite member by heating or cooling said elongated composite member via a flank thereof; and scanning said elongated composite member from a lateral side thereof with a thermal imaging device after said changing of the temperature; and creating thermographic images of said elongated composite member.