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. 10, 2026
Filed:
Feb. 11, 2025
Ntn Europe, Annecy, FR;
Julien Berthier, Saint-Jorioz, FR;
NTN EUROPE, Annecy, FR;
Abstract
A ball screw mechanism, including a screw defining a reference axis, a nut and at least two balls positioned to roll on a screw thread formed on the screw and a nut thread formed on the nut, the screw thread and nut thread having a helical pitch P. In a sectional plane containing the reference axis and passing through a center of a ball, any segment perpendicular to the reference axis, located at a distance x from the center of the first ball and having a first end which belongs to the screw thread and a second end which belongs to the nut thread, has a center which, in an orthonormal reference frame having an abscissa axis coincident with the reference axis and an ordinate axis passing through the center of the first ball.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile