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:
Aug. 24, 2004
Filed:
May. 30, 2003
Tomozumi Murata, Tokyo, JP;
THK Co., Ltd., Tokyo, JP;
Abstract
In a roller retainer assembly, a roller retainer is thinned to retain individual one of plural rollers circulating in a roller circulation path inclusive of linear and curved races and to hold opposite side surfaces of the roller and front and rear surfaces thereof in the roller moving direction. A combination of linear and curve guide portions and different in inclination angle and a combination of linear and curve guide portion and different in inclination angle are formed respectively in opposite end surfaces of the roller retainer in a retainer moving direction. In a linear race, the linear guide portions and come into contact with adjacent roller retainers respectively. In a curved race, the curve guide portions and come into contact with adjacent roller retainers respectively.