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.:

US 9948157 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 17, 2018

Filed:

Jan. 19, 2015
Applicant:

Lucchi R. Elettromeccanica Srl, Rimini, IT;

Inventor:

Giorgio Lucchi, Rimini, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/20 (2006.01); H02K 9/19 (2006.01); H02K 9/08 (2006.01);
U.S. Cl.
CPC ...
H02K 5/20 (2013.01); H02K 9/08 (2013.01); H02K 9/19 (2013.01);
Abstract

A containing casing for a stator of an electric machine defines, around said axis, a compartment to house the stator. A first radially inner part and a second radially outer part are coupled to one another and define together at least one duct surrounding the axis for the passage of a cooling fluid. Said duct comprises, in turn, a plurality of first sections and a plurality of second sections, which are distributed around the axis alternated with one another. The first sections are arranged around the axis with an arrangement that supports the motion of the fluid around the axis. The second sections are transverse to the first sections and at least partially obtained inside respective protuberances of the first radially inner part, which project towards the inside of the compartment. A space for the insertion of radially projecting portions of electric windings of the stator is defined between two consecutive protuberances around the axis.


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Lucchi, Giorgio. (2018). Containing casing for a stator of an electric machine and stator assembly using said casing (U.S. Patent No. 9948157). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9948157

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