Eric D Hendrickson

US Patent:

20150061425, Mar 5, 2015

Filed:

Mar 26, 2013

Appl. No.:

14/397731

Inventors:

- Cleveland OH, US
Eric Hendrickson - New Ulm MN, US
Jarred Drexler - New Ulm MN, US
Jay Schultz - Rohnert Park CA, US

International Classification:

H02K 1/20
H02K 9/19
H02K 9/00

US Classification:

310 54, 310 59

Abstract:

An electrical device and servo motor that includes a stator having a plurality of poles, wherein each pole includes a first surface and a second surface; the first surface and the second surface are spaced apart and have a pair of slots defined between the first surface and the second surface on respective sides of each pole. The pair of slots is configured to receive at least one winding, and each pole further includes a cooling tube coupled to the first surface, wherein the cooling tube is at least partially encompassed within the first surface.