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:
Dec. 31, 2019
Filed:
Feb. 05, 2019
Applicant:
Fanuc Corporation, Yamanashi, JP;
Inventor:
Takeshi Fujimoto, Yamanashi-ken, JP;
Assignee:
FANUC CORPORATION, Yamanashi, JP;
Primary Examiner:
Int. Cl.
CPC ...
B65G 17/38 (2006.01);
U.S. Cl.
CPC ...
B65G 17/38 (2013.01);
Abstract
A chain unit includes: a chain endlessly extending in a serial direction; a plurality of side rollers arranged on both sides of the chain at intervals along the serial direction of the chain; and a pair of revolving members provided on both sides of the chain and configured to rotate in conjunction with the travel of the chain. Each of the revolving members includes a revolving base and plural projections. The revolving base is located on the interior side of the chain. The projections are arranged in spaces between the neighboring side rollers in the serial direction of the chain so as to protrude from the revolving base.