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:
Dec. 19, 2023
Filed:
Jun. 02, 2022
Otis Elevator Company, Farmington, CT (US);
Bi Xiong, Châtillon-sur-Loire, FR;
Vincent Lopez, Gien, FR;
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
An elevator system () comprising a hoistway (), an elevator car () and a counterweight () arranged to move within the hoistway (). The system () further includes a first counterweight guide rail and a second counterweight guide rail arranged to guide the counterweight within the hoistway () and a guide rail bracket () which connects the first and second counterweight guide rails together. An elevator machine () is arranged to drive a tension member (), which couples the elevator car () and counterweight together (), to move the elevator car () within the hoistway (). The system () further includes a friction reducing element () arranged on the guide rail bracket () such that if the tension member () moves towards the guide rail bracket () during operation of the elevator system (), the tension member () contacts the friction reducing element ().