US 6,982,507 B2
Electric motor assembly with a module attached to a motor housing
Chih Min Lin, Tipp City, Ohio (US)
Assigned to A. O. Smith Corporation, Milwaukee, Wis. (US)
Filed on Jan. 14, 2004, as Appl. No. 10/757,342.
Prior Publication US 2005/0151434 A1, Jul. 14, 2005
Int. Cl. H02K 11/00 (2006.01); H02H 35/10 (2006.01)
U.S. Cl. 310—68E 11 Claims
OG exemplary drawing
 
1. An electric motor comprising:
a motor housing;
a rotor coupled to the motor housing and supported for rotation about a motor shaft axis that defines an axial direction;
a module housing coupled to the motor housing and movable in the axial direction with respect to the motor housing; and
a governor including a module shaft coupled to the rotor for rotation, the governor disposed substantially within the module housing, wherein the module shaft is threadably engaged with the motor rotor.