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:
Feb. 14, 2023

Filed:

Jun. 27, 2019
Applicant:

Ebm-papst St. Georgen Gmbh & Co. KG, St. Georgen, DE;

Inventors:

Volker Ehlers, St. Georgen, DE;

Martin König, Herrenberg, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/12 (2006.01); H02K 5/124 (2006.01); F04D 25/06 (2006.01); H02K 5/173 (2006.01); H02K 7/08 (2006.01);
U.S. Cl.
CPC ...
H02K 5/124 (2013.01); F04D 25/06 (2013.01); H02K 5/1732 (2013.01); H02K 7/083 (2013.01);
Abstract

A motor assembly has an outer stator (), a rotor assembly (), a separating can (), and a first bearing () and a second bearing (). The rotor assembly () has an inner rotor () and a shaft () and defines an axial direction () and a radial direction () of the motor assembly (). The motor assembly () has a magnetic air gap () between the outer stator () and the inner rotor (). The separating can () has a split tube component () and a separating can base part (). The split tube component () has a split tube section (). The split tube section () extends through the magnetic air gap (). The outer stator () is arranged around the split tube section (). The split tube section () and the separating can base part () overlap in a first predefined axial region (). A seal () is provided between the split tube section () and the separating can base part () in the first predefined axial region ().


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