EP 3287405 A1 20180228 - NOISE BASED ELEVATOR MALFUNCTION DETECTION
Title (en)
NOISE BASED ELEVATOR MALFUNCTION DETECTION
Title (de)
RAUSCHBASIERTE AUFZUGSFEHLFUNKTIONSDETEKTION
Title (fr)
DÉTECTION DE DYSFONCTIONNEMENTS D'ASCENSEUR À BASE DE BRUIT
Publication
Application
Priority
EP 16185160 A 20160822
Abstract (en)
A method for determining a malfunction of an elevator (12) comprises: detecting a vibration signal (26) within an elevator car (14); determining a vibration level (36) from the vibration signal (26); comparing the vibration level (36) with a threshold value (38); and, when the vibration level (36) exceeds the threshold value (38), generating an alert message (28).
IPC 8 full level
B66B 5/00 (2006.01)
CPC (source: EP)
B66B 5/0025 (2013.01)
Citation (applicant)
JP 2009274805 A 20091126 - HITACHI LTD
Citation (search report)
- [XI] JP 2010180011 A 20100819 - MITSUBISHI ELECTRIC CORP
- [XI] SG 188710 A1 20130430 - HITACHI LTD [JP]
Designated contracting state (EPC)
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 state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 16185160 A 20160822