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:
Jun. 25, 2019
Filed:
Jul. 11, 2016
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
Arthur Blanc, Providence, RI (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 9/02 (2006.01); H02K 5/24 (2006.01); B66B 11/04 (2006.01); B66B 9/00 (2006.01);
U.S. Cl.
CPC ...
B66B 11/0407 (2013.01); B66B 9/003 (2013.01); B66B 9/02 (2013.01); H02K 5/24 (2013.01);
Abstract
An elevator system may include a stationary support structure defining a hoistway; a car disposed in the hoistway; a linear propulsion assembly for applying a force to the car, the assembly including a first rail engaged to one of the support structure and the car, a plurality of magnets mounted to the first rail, a second rail co-extending with and spaced laterally from the first rail and engaged to the other of the support structure and the car, and a plurality of electric coils mounted to the second rail; and, a damper engaged to at least one of the first and second rails for dissipating vibration.