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. 30, 2013
Filed:
Feb. 13, 2007
Applicants:
Franco Frosini, Florence, IT;
Massimo Camatti, Pistoia, IT;
Eugenio Rossi, Lucca, IT;
Guiseppe Vannini, Pistoia, IT;
Sabrina Tasselli, Prato, IT;
Inventors:
Franco Frosini, Florence, IT;
Massimo Camatti, Pistoia, IT;
Eugenio Rossi, Lucca, IT;
Guiseppe Vannini, Pistoia, IT;
Sabrina Tasselli, Prato, IT;
Assignee:
Nuovo Pignone, S.p.A., Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 35/04 (2006.01); H02K 7/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
A motor-compressor includes a compressor, an electric motor directly connected to the compressor, magnetic bearings and one gas support located adjacent to a magnetic bearing to seal and support an end of the compressor's rotor. The compressor and the electric motor are integrated in a single unit, being housed in a single box or casing.