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:
Nov. 28, 2023
Filed:
Nov. 02, 2020
Ford Global Technologies, Llc, Dearborn, MI (US);
Rohit Kadam, Windsor, CA;
Jennifer Laz, West Bloomfield, MI (US);
Joseph Washnock, Canton, MI (US);
Daniel Steven Payne, Southgate, MI (US);
Christopher Colarusso, Southfield, MI (US);
Maher Aboudaye, Dearborn Heights, MI (US);
Marc-Etienne Leclerc, Dearborn Heights, MI (US);
Jack E. Barry, Dearborn, MI (US);
Tim P. Covert, Southfield, MI (US);
Matthew Lee Brimmer, Ann Arbor, MI (US);
James Philip Cooper, Milford, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
Rotary assist apparatus for recirculating ball steering gears are disclosed. An example motor vehicle steering system includes an input shaft to couple to a steering shaft of a motor vehicle, a worm gear, a first end of the worm gear coupled to the input shaft, a second end of the worm gear fixed to a helical spur gear, a ball nut surrounding a portion of the worm gear, the ball nut including ball bearings and ball guides, an intermediate gear fixed to a first pinion, the first pinion engaged with the helical spur gear, a motor fixed to a second pinion, the second pinion engaged with the intermediate gear, the motor to rotate the worm gear to translate the ball nut, and a sector gear engaged with the ball nut, the sector gear to rotate as the ball nut translates.