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.

Date of Patent:
Aug. 19, 2025

Filed:

Jan. 17, 2023
Applicant:

Etel S.a., Môtiers, CH;

Inventors:

Iván Garcia-Herreros, Saint-Sulpice, CH;

Dmitry Chechenev, Neuchâtel, CH;

Loïc Moreno, Pontarlier, FR;

Johann Pourchet, La Chaux de Gilley, FR;

Manish Mittal, Neuchâtel, CH;

Daniele Veronesi, Corcelles, CH;

Xinchang Liu, Couvet, CH;

Assignee:

ETEL S.A., Môtiers, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/19 (2006.01); H02K 1/20 (2006.01); H02K 5/20 (2006.01);
U.S. Cl.
CPC ...
H02K 9/19 (2013.01); H02K 1/20 (2013.01); H02K 5/203 (2021.01);
Abstract

A cooling cage assembly for a rotary electric motor includes a cooling stator arrangement, and a first cylindrical part and a second cylindrical part fixedly mounted against respective opposite sides of the cooling stator arrangement. The cooling stator arrangement includes a stator and cooling tiles mounted against and around the outer circumference of the stator. Each cooling tile includes at least one channel extending from an upper side to a lower side of the cooling tile. The cooling cage assembly further includes a first plurality of fluidic bridges arranged on the upper side of the cooling tiles and a second plurality of fluidic bridges arranged on the lower side of the cooling tiles to form, together with the channel(s) of the cooling tiles, a serpentine flow path, for a cooling fluid, around the outer circumference of the stator.


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