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. 26, 2022
Filed:
Nov. 14, 2018
Safran Helicopter Engines, Bordes, FR;
Thomas Klonowski, Moissy-Cramayel, FR;
Camel Serghine, Moissy-Cramayel, FR;
Jean-Luc Charles Gilbert Frealle, Moissy-Cramayel, FR;
Sebastien Combebias, Moissy-Cramayel, FR;
Jean-Julien Camille Vonfelt, Moissy-Cramayel, FR;
SAFRAN HELICOPTER ENGINES, Bordes, FR;
Abstract
The invention relates to an electrical machine comprising a stator () and a rotor () designed to be rotated in relation to each other, said rotor () or said stator comprising a plurality of permanent magnets (), at least one permanent magnet comprising at least one fluid-propagation channel () extending longitudinally inside the permanent magnet, the propagation channel comprising a fluid inlet and a fluid outlet, the fluid inlet being bell-mouthed and oriented in a preferential direction of rotation of the permanent magnet.