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. 09, 2018
Filed:
Feb. 21, 2013
Otis Elevator Company, Farmington, CT (US);
Fanping Sun, Glastonbury, CT (US);
Xiaodong Luo, South Windsor, CT (US);
Daniel A. Mosher, Glastonbury, CT (US);
Huan Zhang, Glastonbury, CT (US);
John P. Wesson, West Hartford, CT (US);
Yan Chen, South Windsor, CT (US);
Mark Steven Thompson, Tolland, CT (US);
Raja Kountanya, Manchester, CT (US);
Richard N. Fargo, Plainville, CT (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
A method of fault detection of a belt or rope includes interconnecting a plurality of cords of the belt or rope, the cords including a plurality of wires, to form a bridge circuit. A fault detection bridge circuit is subjected to a voltage excitation and outputs a voltage which is indicative of the belt or rope damage but remaining insensitive to other environmental noises.