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. 24, 2024
Filed:
Feb. 25, 2020
Nidec Psa Emotors, Carrieres sous Poissy, FR;
Julien Masfaraud, Montreuil, FR;
Tahar Hamiti, Montigny le Bretonneux, FR;
Hussain Nouri, Nanterre, FR;
Ioan Deac, Poissy, FR;
Nidec PSA Emotors, Carrieres sous Poissy, FR;
Abstract
The rotary electric machine () comprises a casing (), a stator () comprising a stator body () secured within the casing and comprising first () and second () longitudinal end faces, notches () arranged and extending longitudinally within the stator body between the first and second longitudinal end faces, a coil passing longitudinally through the stator body through the notches and comprising first () and second () coil head assemblies extending in projection from at least one of the first and second longitudinal end faces of the stator body, a first chamber () in the shape of a ring portion arranged around the first coil head assembly and a second chamber () in the shape of a ring portion arranged around the second coil head assembly, the first and second chambers being in fluid communication with one another by the notches, one among the first and second chambers being a coolant inlet chamber and the other among the first and second chambers being a coolant discharge chamber such that a flow of coolant between the first and second annular chambers is forced into the notches while the rotary electric machine is in operation.