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:
Nov. 03, 2020
Filed:
Oct. 13, 2017
Otis Elevator Company, Farmington, CT (US);
Edward Piedra, Chicopee, MA (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
A method of operating an elevator system is provided. The method includes powering, using a battery, the elevator system when an external power source is unavailable. The method also includes controlling, using a controller, a plurality of components of the elevator system. The controlling comprises operating at least one of the battery, an elevator car, a drive unit, and a brake. The method further includes determining, using the controller, a run profile of the elevator car in response to a selected deceleration. The method yet further includes operating, using the controller, the elevator car in response to the run profile determined, and determining, using the controller, an actual velocity of the elevator car.