US Patent:
20140077630, Mar 20, 2014
Inventors:
Simin Jiang - Eden Prairie MN, US
Steven Herrmann - Chaska MN, US
Gregory J. Gozola - Hopkins MN, US
International Classification:
H02K 9/22
Abstract:
An electric motor assembly including a housing, an electric motor supported in a motor compartment of the housing, an encoder operatively coupled to the electric motor and supported in an encoder compartment of the housing, and a heat sink surrounding at least a portion of the encoder, the heat sink in thermal contact with an end cap of the housing at least partially defining the encoder compartment, whereby the heat sink is adapted to absorb heat from the encoder and conduct heat to the end cap.