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. 24, 2011
Filed:
Jan. 06, 2006
Applicant:
Esben Rotboll, Zug, CH;
Inventor:
Esben Rotboll, Zug, CH;
Assignee:
Inventio AG, Hergiswil NW, CH;
Primary Examiner:
Int. Cl.
CPC ...
B66B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of operating an elevator installation and the elevator installation include elevator doors actuated by an elevator drive according to a travel curve. At least one sensor unit detects pressure relationships and/or air flows. An evaluating unit determines a travel curve, which is optimal with respect to the detected pressure relationships and/or air flows, from a plurality of travel curves.