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:
Jun. 12, 2007
Filed:
Jan. 11, 2002
Applicant:
Thord Agne Gustaf Nilson, Tyresö, SE;
Inventor:
Thord Agne Gustaf Nilson, Tyresö, SE;
Assignee:
Atlas Copco Air Power, naamloze vennootschap, Wilrijk, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for manufacturing a permanent-magnet excited rotor for a high speed electric motor, according to which method a support sleeve () is mounted with a pre-tension around the rotor body (), characterised in that the sleeve is expanded by a liquid that solidifies and is solid at the working temperatures of the rotor, said liquid is injected under pressure between the sleeve and the rotor body and held under pressure during solidification.