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:
Nov. 10, 2015
Filed:
May. 22, 2014
Tsubakimoto Chain Co., Osaka-shi, Osaka, JP;
Masanori Yokoyama, Osaka, JP;
TSUBAKIMOTO CHAIN CO., Osaka-shi, JP;
Abstract
Provided are a chain and a connecting pin that enable reduction in the number of components and the workload involved in chain assembly, and that enhances the strength of a connecting pin. A chainhas inner plates, outer platesand connecting pins. Each connecting pinhas a pair of outer shaft sectionsformed on both end sides of the pin and fixed into pin holesof the outer plates; a pair of inner shaft sectionsformed inward of the pair of outer shaft sectionsin the pin longitudinal direction and freely fitted into pin holesof the inner plates; and a movement restricting sectionformed inward of the left-right pair of inner shaft sectionsin the pin longitudinal direction and restricting the movement of the inner platesin the chain width inward direction.