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:
Feb. 20, 2003
Alvaro Galassi, Fossato Di Vico, IT;
Alvaro Galassi, Fossato Di Vico, IT;
Faber S.p.A., Fabriano - Ancona, IT;
Abstract
A fan having an internal rotor motor with a rapid fixing device for a fan wheel, for both centrifugal and axial fans, including a casing () containing an electric motor with an internal rotor () connected to at least one fan wheel () and being enclosed by a protection grid () wherein a first coupling element (), attached to one end of a motor shaft () of the electric motor () and a second coupling element () in one portion of at least one fan wheel (), wherein the first and second coupling elements () are complementary to each other and have a polygonal type section, and are fixed by means of reciprocal blocking means ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile