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:
Jul. 03, 2018
Filed:
Jan. 25, 2017
Kabushiki Kaisha Yaskawa Denki, Kitakyushu-shi, JP;
Takuya Okada, Kitakyushu, JP;
Yasuyuki Ishibe, Kitakyushu, JP;
Takeyuki Ninomiya, Kitakyushu, JP;
Yoshitaka Fukudome, Kitakyushu, JP;
Kyoko Sotobayashi, Kitakyushu, JP;
KABUSHIKI KAISHA YASKAWA DENKI, Kitakyushu-shi, JP;
Abstract
A robot includes a joint and a drive mechanism disposed in the joint. A reducer includes an output shaft and a fixed portion. A first seal seals a gap between the output shaft and the fixed portion. A first cover is fixed to the fixed portion and covers an outer surface of the fixed portion. An intermediate portion is fixed to an output-side portion of the output shaft. A second cover is fixed to an output-side portion of the intermediate portion and covers an outer surface and an output-side edge of the first cover. A second seal seals a gap between the first cover and the intermediate portion. A groove extends approximately over a circumference of the outer surface of the first cover.