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:
Mar. 23, 2010
Filed:
Jun. 30, 2008
Applicants:
Esko Aulanko, Kerava, FI;
Timo Syrman, Hyvinkää, FI;
Sakari Korvenranta, Hyvinkää, FI;
Pekka Jahkonen, Hyvinkää, FI;
Inventors:
Esko Aulanko, Kerava, FI;
Timo Syrman, Hyvinkää, FI;
Sakari Korvenranta, Hyvinkää, FI;
Pekka Jahkonen, Hyvinkää, FI;
Assignee:
Kone Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An elevator system and a method for reducing total power in an elevator system are provided. The elevator system includes at least one elevator without counterweight for moving people and/or goods. The elevator without counterweight comprises a power converter unit, an elevator motor, a traction sheave, a set of hoisting ropes and an elevator car. The elevator system also includes means for storing mechanical energy and discharging an energy storage.