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. 17, 2005
Filed:
Jul. 26, 2001
Theodor Helmle, Ellwangen, DE;
Theodor Helmle, Ellwangen, DE;
Alpha Getriebebau GmbH, Igersheim, DE;
Abstract
An elevator car () includes, a support frame () of a cable-driven elevator system without a machine room, with a compact driving pulley driving machine (), combine with a brake, integrated in this car () and/or its support frame (). This is to provide an elevator car which can be preassembled outside of an elevator shaft as a unit ready to be installed, with as many functional parts as possible. To this end, the elevator car () has the following feathers: the driving machine () is equipped with a permanent magnet-excited synchronous motor as the driving source; the operating electronics of the driving machine and the control electronics required for the operation of the entire elevator system from a common, interactive functional unit in the form of an electronic central unit (); and the electronic central unit () is permanently connected to the elevator car and/or its support frame.