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:
Dec. 02, 2003
Filed:
Jul. 24, 2001
Applicant:
Inventor:
Gianni Trionfetti, Agrate Brianza, IT;
Assignee:
Balance Systems S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/08 ;
U.S. Cl.
CPC ...
H02K 7/08 ;
Abstract
It is disclosed a device for axial stopping of a rotor, in particular an armature of an electric motor, for balancing machines, the device comprising a thrust unit having an abutment surface ( ) adjacent to an end face ( ) of the support shaft ( ) of the rotor ( ) and adapted to exert on the end face ( ), a repulsive force which is able to keep an interstice ( ) between the abutment surface ( ) and the end face ( ), the thrust unit comprising fluid-emitting means ( ) suitable to form a layer of fluid between the abutment surface ( ) and the end face ( ).