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. 02, 2018
Filed:
Feb. 13, 2017
Applicant:
Hiwin Technologies Corp., Taichung, TW;
Inventor:
You-Xin Fang, Taichung, TW;
Assignee:
Hiwin Technologies Corp., Taichung, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 57/04 (2010.01); F16H 25/22 (2006.01); F16H 25/20 (2006.01); F16H 25/24 (2006.01);
U.S. Cl.
CPC ...
F16H 57/0497 (2013.01); F16H 25/2006 (2013.01); F16H 25/2204 (2013.01); F16H 25/24 (2013.01); F16H 57/043 (2013.01); F16H 57/0412 (2013.01);
Abstract
A double-nut cooling ball screw includes two nuts threadedly engaging with a threaded shaft and having connecting end portions facing toward each other and cooling channel assemblies in fluid communication through coupling holes in the connecting end portions, and a spacer interposed between the connecting end portions and having notched recesses for accommodating guiding assemblies. Each guiding assembly is rotatable relative to the nuts between a non-stored position for facilitating fastening thereof, and a stored position to be concealed between the nuts.