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:
Aug. 09, 2022
Filed:
Sep. 10, 2018
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
Kiron Bhaskar, Farmington, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 11/00 (2006.01); B66B 7/02 (2006.01); B66B 7/04 (2006.01); B66B 9/00 (2006.01); B66B 11/04 (2006.01); B66B 9/02 (2006.01);
U.S. Cl.
CPC ...
B66B 11/005 (2013.01); B66B 7/022 (2013.01); B66B 7/046 (2013.01); B66B 9/003 (2013.01); B66B 9/02 (2013.01); B66B 11/0438 (2013.01);
Abstract
An elevator system includes a hoistway, a rail extending along the hoistway and an elevator car located in and movable along the hoistway. A drive assembly is operably connected to the elevator car and includes two or more wheels engaged to opposing surfaces of the rail. The drive assembly is configured to apply an engagement force to the rail to both support the elevator car at the rail and drive the elevator car along the rail.