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:
May. 12, 2020
Filed:
Feb. 04, 2016
Otis Elevator Company, Farmington, CT (US);
David Ginsberg, Granby, CT (US);
Dang V. Nguyen, South Windsor, CT (US);
Shashank Krishnamurthy, Glastonbury, CT (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
An elevator system with an elevator cara linear propulsion system to impart force to the elevator car in a hoistwaya hoistway communication networka local communication networkand motion controls. One of the motion controls proximate to the elevator car is designated as a primary controloperable to command at least one driveA-F via the local communication network. The at least one drive is coupled to one or more motor segmentsof the linear propulsion system. The elevator system further includes a controlleroperable to command the primary control via the hoistway communication network to reposition the elevator car within the hoistway. The designation of the primary control transitions between the motion controls as the elevator car moves in the hoistway.