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:
Oct. 03, 2017
Filed:
Feb. 06, 2013
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventors:
Tadeusz Pawel Witczak, Bethel, CT (US);
Richard N. Fargo, Plainville, CT (US);
Martin J. Hardesty, West Hartford, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 11/04 (2006.01); B66B 9/02 (2006.01); B66B 19/00 (2006.01);
U.S. Cl.
CPC ...
B66B 11/0492 (2013.01); B66B 9/02 (2013.01); B66B 11/0407 (2013.01); B66B 19/00 (2013.01); B66B 19/005 (2013.01); B66B 2201/307 (2013.01);
Abstract
An elevator system includes a car, configured to travel through a hoistway; a first stationary drive unit, configured to be mounted in a hoistway, a first movable drive unit, configured to be functionally coupled to the car and to the first stationary drive unit, and a second movable drive unit, configured to be functionally coupled to the car and to the first stationary drive unit.