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.
Patent No.:
Date of Patent:
Feb. 24, 2004
Filed:
Aug. 28, 2001
Kurt Achenbach, White Lake, MI (US);
Phil McCune, Clinton Township, MI (US);
TRW Inc., Lyndhurst, OH (US);
Abstract
A vehicle steering system ( ) includes a pinion ( ) and a steering member ( ) movable axially to turn steerable wheels. The steering member ( ) has a rack portion ( ) in engagement with the pinion ( ) and a screw portion ( ). An electric motor ( ) includes a rotor ( ) and a stator ( ). The screw thread portion ( ) extends axially through the motor ( ). A ball nut ( ) rotatable with the rotor ( ) is associated with the screw thread portion ( ) for effecting axial movement of the steering member ( ) in response to rotation of the rotor. An electronic control unit ( ) for the motor ( ) includes a circuit board ( ) and a plurality of electronic components mounted on the circuit board. The circuit board ( ) has a non-planar configuration and at least partially encircles a portion of the steering member ( ) at a location spaced axially from the electric motor ( ).