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:
Sep. 28, 2021

Filed:

Oct. 13, 2017
Applicant:

Ametek, Inc., Berwyn, PA (US);

Inventor:

Kris D. Diehl, Berlin Center, OH (US);

Assignee:

Ametek, Inc., Berwyn, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/08 (2006.01); F04D 25/06 (2006.01); H02K 9/06 (2006.01); F04D 29/42 (2006.01); F04D 29/62 (2006.01); F04D 17/16 (2006.01); F04D 29/66 (2006.01);
U.S. Cl.
CPC ...
F04D 25/082 (2013.01); F04D 25/06 (2013.01); F04D 29/4206 (2013.01); F04D 29/624 (2013.01); H02K 9/06 (2013.01); F04D 17/16 (2013.01); F04D 29/663 (2013.01);
Abstract

A motor-fan assembly includes a motor assembly having a rotatable shaft extending therethrough and a working fan assembly having at least one working fan rotated by the rotatable shaft. The motor-fan assembly includes a motor cover that substantially encloses the motor assembly. The motor assembly provides a cover opening extending therethrough and the rotatable shaft extends through the opening. The motor-fan assembly also includes a cooling fan assembly with at least one cooling fan rotated by the rotatable shaft which fan draws cooling airflow over the motor assembly. A motor vent cover is coupled to the motor cover with the at least one cooling fan therebetween. The motor vent cover has a cooling air outlet through which cooling airflow is exhausted.


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