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:
Oct. 08, 2019
Filed:
Feb. 24, 2017
Hiwin Technologies Corp., Taichung, TW;
Chang-Hsin Kuo, Taichung, TW;
Hiwin Technologies Corp., Taichung, TW;
Abstract
An offset preload ball screw with expandable loading area includes: a screw, a nut, and a plurality of balls between the screw and the nut. The inner helical groove of the nut includes at least a first section, a second section and a third section which are continuously connected one another. The preload constantly and smoothly changes in the second section, and the balls can be subjected to loads in positive or negative direction in the second section. Therefore, the running smoothness, precision and load capacity of the ball screw of the present invention is enhanced.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile