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. 27, 2014
Filed:
Mar. 12, 2013
Thyssenkrupp Elevator Corporation, Atlanta, GA (US);
Rory S. Smith, Dubai, AE;
Randolph W. Huff, Hartsdale, NY (US);
Richard D. Peters, Great Kingshill, GB;
Bruce Powell, Canton, CT (US);
Gerhard Thumm, Filderstadt, DE;
ThyssenKrupp Elevator Corporation, Atlanta, GA (US);
Abstract
An elevator system includes at least two independently operable elevator cars in each elevator shaft of the system. The elevator shaft may include a first and a second region, with the first region extending from a ground level to sub-ground levels, and with the second region extending from the ground level to a top floor. A first elevator car may move within the first region and a second elevator car may move within the second region, in the same shaft independently of each other.