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:
Sep. 18, 2012
Filed:
Apr. 22, 2010
Yung-tsai Chuo, Taichung, TW;
Ming-yao Lin, Taichung, TW;
Chiung-yao Wang, Taichung, TW;
Yan-yu Chen, Taichung, TW;
Po-chuan Hsu, Taichung, TW;
Yung-Tsai Chuo, Taichung, TW;
Ming-Yao Lin, Taichung, TW;
Chiung-Yao Wang, Taichung, TW;
Yan-Yu Chen, Taichung, TW;
Po-Chuan Hsu, Taichung, TW;
Hiwin Technologies Corp., Taichung, TW;
Abstract
A motion transmission apparatus with a chain, wherein the chain comprises a plurality of spacers and links for connecting the spacers together, each of the spacers is provided at both sides thereof in an axial direction of an elongated shaft with a plurality of holding protrusions and inclined at an angle from a center of each of the spacers toward a peripheral edge thereof in such a manner that a distance between outer ends of two opposite holding surfaces on two neighboring spacers is smaller than a diameter of the rolling elements, the holding protrusions of the chain are annularly arranged in 120 degree intervals in such a manner that the holding protrusions on the same side of each spacer are alternatively arranged in a direction which is vertical to the links, and two of the holding protrusions are arranged in a line parallel to a direction of the links.