The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 22, 2019
Filed:
Jul. 28, 2017
Otis Elevator Company, Farmington, CT (US);
ZhaoXia Hu, Zhejiang, CN;
JianGuo Li, Zhejiang, CN;
Alois Senger, Gresten, AT;
Hui Fang, Shanghai, CN;
Zhen Jia, Shanghai, CN;
Jianwei Zhao, Shanghai, CN;
Qiang Li, Shanghai, CN;
Anna Su, Shanghai, CN;
Alan Matthew Finn, Hebron, CT (US);
Wei Ge, Haining, CN;
Yanying Chen, Guangzhou, CN;
LongWen Wang, Shanghai, CN;
DuEon Kim, Gyeonggi-do, KR;
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
The present invention relates to step roller monitoring and maintenance personnel monitoring of a passenger conveyor, and belongs to the field of passenger conveyor technologies. In the monitoring system and monitoring method of the present invention, an imaging sensor and/or a depth sensing sensor is used to sense the step roller/maintenance personnel of the passenger conveyor to acquire data frames, and the data frames are analyzed and processed to monitor whether the movement or position of the step roller/activity or position of the maintenance personnel is in a normal state.