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. 12, 2018
Filed:
Apr. 09, 2014
Thk Co., Ltd., Tokyo, JP;
Soshi Miyahara, Tokyo, JP;
Hiroshi Ohara, Tokyo, JP;
THK CO., LTD., Tokyo, JP;
Abstract
A linear guideincludes: a track railhaving a ball rolling groove; a movable blockhaving a loaded ball rolling grooveopposing the ball rolling groove, an unloaded ball rolling grooveextending in parallel with the direction in which the ball rolling grooveextends, and a direction change guide grooveconnecting the loaded ball rolling grooveand the unloaded ball rolling groove; and a plurality of ballsarrayed on an endless circulating path including a loaded ball rolling path, an unloaded ball rolling path, and a direction change pathformed by the track railand the movable block. The direction change pathhas a plurality of change points where the track changes. By having this configuration, it is possible to provide a linear guide which does not require an end plate.