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:
Apr. 06, 2010
Filed:
Jan. 11, 2005
Applicants:
Dirk Heinrich Tegtmeier, Berlin, DE;
Michael Mann, Berlin, DE;
Armando Servia, Madrid, ES;
Ricardo Cano, Madrid, ES;
Inventors:
Dirk Heinrich Tegtmeier, Berlin, DE;
Michael Mann, Berlin, DE;
Armando Servia, Madrid, ES;
Ricardo Cano, Madrid, ES;
Assignee:
Otis Elevator Company, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Elevator comprising a car, a drive motor driving the car, a motor drive unit for controlling the drive motor and supplying power thereto, an encoder for sensing movement of the car, and an elevator rescue system for rescue operation in case of an emergency situation, wherein the elevator comprises one single encoder only for normal and rescue operation.