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:
Nov. 06, 2020
Otis Elevator Company, Farmington, CT (US);
Zhiren Liu, Shanghai, CN;
Meihong Mao, Shanghai, CN;
Yunbin Cai, Shanghai, CN;
JinKoo Lee, Shanghai, CN;
Michael Joseph Tracey, Cromwell, CT (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
A synchronizing assembly for elevator door configured to synchronously open and close a first door and a second door from the center of an elevator in responsive to the movement of a belt in a first direction and a second direction. The synchronizing assembly includes a first link extending from a first end to a second end and configured to pivot about a first pivot between the first end and the second end, the first pivot being mounted on the first door, the first end of the first link being pivotally attached to the belt; a second link pivoting about a second pivot mounted on the first door and configured to fix the first link when the second pivot is engaging with the second end of the first link; and a force applying member configured to provide the first link with a force.