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. 07, 2017
Filed:
Mar. 31, 2016
Kawasaki Jukogyo Kabushiki Kaisha, Kobe-shi, Hyogo, JP;
Katsuyoshi Obayashi, Kakogawa, JP;
Yoshihiro Yamasaki, Kobe, JP;
Yoshiyuki Noguchi, Akashi, JP;
Hidenori Arisawa, Kakogawa, JP;
Seiji Yamashita, Kobe, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Hyogo, Kobe-shi, JP;
Abstract
A planetary gear device includes: a sun gear; a plurality of planet gears that mesh with the sun gear; and a baffle unit disposed in a circumferential gap between the adjacent planet gears. The baffle unit includes: a first introduction opening portion open in a radially inward direction to introduce lubricating oil, which has lubricated the sun gear and the planet gears, into the baffle unit; an end wall forming one end in an axial direction of the first introduction opening portion; a discharge opening portion to discharge lubricating oil in the baffle unit; and a guide portion disposed at a side portion of the baffle unit on a rear side in rotation direction of the sun gear, and configured to cover the first introduction opening portion in the circumferential direction and to guide the lubricating oil to an outer circumference of the adjacent planet gears.