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:
Mar. 22, 2022
Filed:
Oct. 01, 2020
Fanuc Corporation, Yamanashi, JP;
Kousuke Imasaka, Yamanashi, JP;
Kuniyasu Matsumoto, Yamanashi, JP;
Wataru Amemiya, Yamanashi, JP;
Moriaki Oonishi, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
A linear expansion mechanism includes: a plurality of linear-motion mechanisms assembled in series; a block train including a plurality of blocks coupled to each other in a row, a block at a leading end being connected to a linear-motion mechanism at a leading end; and a housing part that houses the block train. The housing part has a pair of arc-shaped rails and that being separately arranged on opposite sides of the block train, and a pair of projection bodies to be engaged with the pair of arc-shaped rails are provided on opposite side faces of each of the blocks.