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. 24, 2001
Filed:
Jul. 16, 1999
Elevator drive machine having rotating part positioned between two rotors along the axis of rotation
Applicant:
Inventors:
Harri Hakala, Hyvink{umlaut over (aa)}, FI;
Esko Aulanko, Kerava, FI;
Jorma Mustalahti, Hyvink{umlaut over (aa)}, FI;
Tauno Pajala, Espoo, FI;
Assignee:
Kone Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/00 ;
U.S. Cl.
CPC ...
B66B 1/00 ;
Abstract
An elevator drive machine includes a drive machine frame structure, a rotating part rotatably supported by bearings on the frame structure and having a traction sheave, and an electromechanical apparatus for driving the rotating part. The bearings of the rotating part include a bearing that substantially only transmits radial forces between the rotating part and the frame and a bearing that transmits axial forces between the rotating part and the frame.