US 9,812,924 B2
Motor assembly for an electric power steering assembly
Katsunori Terauchi, Midland, MI (US)
Assigned to STEERING SOLUTIONS IP HOLDING CORPORATION, Saginaw, MI (US)
Filed by STEERING SOLUTIONS IP HOLDING CORPORATION, Saginaw, MI (US)
Filed on Nov. 14, 2014, as Appl. No. 14/541,417.
Prior Publication US 2016/0141936 A1, May 19, 2016
Int. Cl. H02K 7/116 (2006.01); H02K 7/00 (2006.01); H02K 7/108 (2006.01); H02K 15/16 (2006.01)
CPC H02K 7/1166 (2013.01) [H02K 7/003 (2013.01); H02K 7/108 (2013.01); H02K 15/16 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A motor assembly for an electric power steering assembly, the motor assembly comprising:
a motor housing;
a stator;
a hollow rotor defining an inner cavity, the rotor configured for rotational movement within the motor housing;
a worm shaft having a first end and a second end;
a motor coupling positioned within the inner cavity and coupled to the rotor for rotational movement therewith, the worm shaft first end coupled to the motor coupling for rotational movement therewith; and
at least one damper coupled to the worm shaft, wherein the at least one damper is oriented within the rotor inner cavity.