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:
Jun. 07, 2022
Filed:
Oct. 19, 2018
Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;
Michael Zinnecker, Berkley, MI (US);
Schaeffler Technologies AG & CO. KG, Herzogenaurach, DE;
Abstract
A ball screw drive comprises a spindle that includes a torque input portion and a body portion having a ball-screw drive inner raceway, wherein the body portion and torque input portion are met by a support bearing portion of the spindle that includes a support-bearing inner raceway grooved into a surface of the spindle, an outer ring including a support-bearing outer raceway and forming a channel with the support-bearing inner raceway of the spindle, and one or more support-bearing rolling elements arranged in the channel to contact the support-bearing inner raceway grooved into the surface the spindle.